Dark muted blue
#37414F
#37414F is a dark muted blue with low intensity, at step 800 of its 50–950 scale. White text on it has a contrast of 10.3:1. It is readable as text on white (10.3:1).
#37414F shades and tints
Eleven steps from 50 to 950 with #37414F kept exactly at step 800. Lightness steps are even to the eye, and intensity tapers toward the lightest and darkest steps.
- 50 F2F7FF
- 100 E3ECF9
- 200 D0DAE8
- 300 B5C0D0
- 400 99A4B4
- 500 7D8999
- 600 636E7D
- 700 4C5664
- 800 37414F
- 900 242C36
- 950 131921
Tailwind CSS v4 theme
@theme { --color-blue-50: #f2f7ff; --color-blue-100: #e3ecf9; --color-blue-200: #d0dae8; --color-blue-300: #b5c0d0; --color-blue-400: #99a4b4; --color-blue-500: #7d8999; --color-blue-600: #636e7d; --color-blue-700: #4c5664; --color-blue-800: #37414f; --color-blue-900: #242c36; --color-blue-950: #131921;}Is #37414F readable?
Contrast for text on #37414F and for #37414F used as text. WCAG 2.2 asks for 4.5:1 for body text and 3:1 for large text; APCA Lc rates how comfortable the text is to read.
- AaThe quick brown foxCheck in contrast tool
White text on it
AAA · 10.3APCA Lc 98 · Ideal for body text
- AaThe quick brown foxCheck in contrast tool
Dark text on it
Fail · 1.8APCA Lc 9 · Not readable
- AaThe quick brown foxCheck in contrast tool
As text on white
AAA · 10.3APCA Lc 94 · Ideal for body text
- AaThe quick brown foxClosest readable: #717D8C · 4.5:1 Check in contrast tool
As text on a dark background
Fail · 1.8APCA Lc 8 · Not readable
Color palettes with #37414F
Six palettes built around #37414F, each starting from the exact color. Open one in the palette tool to adjust it or get more options.
- Analogous#37414F · #7E79C6 · #43C8FF · #F3DAFF · #202734
- Complementary#37414F · #D4AA58 · #DFA700 · #B9D8FF · #282F3C
- Split complementary#37414F · #C07A51 · #D0AF00 · #DAEAFF · #262C35
- Triadic#37414F · #CF7E8C · #90C366 · #BEDCFF · #232931
- Tetradic#37414F · #DB78AB · #DA912F · #8FFED7 · #1C2026
- Monochromatic#37414F · #678BD5 · #83AFFF · #DFEAFF · #2A2D34
#37414F as a brand color
What a UI color system built from #37414F looks like: brand, neutral and status scales, with light and dark tokens that pass WCAG.
Brand
- Brand 50, #F2F7FF
- Brand 100, #E3ECF9
- Brand 200, #D0DAE8
- Brand 300, #B5C0D0
- Brand 400, #99A4B4
- Brand 500, #7D8999
- Brand 600, #636E7D
- Brand 700, #4C5664
- Brand 800, #37414F
- Brand 900, #242C36
- Brand 950, #131921
Neutral
- Neutral 50, #F9FAFB
- Neutral 100, #F3F4F6
- Neutral 200, #E3E5E8
- Neutral 300, #D1D4D9
- Neutral 400, #9CA1A8
- Neutral 500, #6E747B
- Neutral 600, #4F555C
- Neutral 700, #3C4147
- Neutral 800, #24282E
- Neutral 900, #14181D
- Neutral 950, #070A0F
Success
- Success 50, #E5FFE9
- Success 100, #BEFECA
- Success 200, #A7EDB5
- Success 300, #87D597
- Success 400, #65B979
- Success 500, #3D9556
- Success 600, #278143
- Success 700, #06672E
- Success 800, #004E20
- Success 900, #003614
- Success 950, #001F09
Warning
- Warning 50, #FFF5E9
- Warning 100, #FFE7CA
- Warning 200, #FFD096
- Warning 300, #EEB367
- Warning 400, #DC9C45
- Warning 500, #B67917
- Warning 600, #956000
- Warning 700, #764B00
- Warning 800, #593800
- Warning 900, #3E2500
- Warning 950, #251400
Danger
- Danger 50, #FFF4F2
- Danger 100, #FFE4E0
- Danger 200, #FFCBC4
- Danger 300, #FFA398
- Danger 400, #F7766B
- Danger 500, #D9584E
- Danger 600, #BF3F38
- Danger 700, #9A211F
- Danger 800, #7B070C
- Danger 900, #580004
- Danger 950, #360002
Info
- Info 50, #F0F8FF
- Info 100, #DBEEFF
- Info 200, #B9DEFF
- Info 300, #84C7FF
- Info 400, #5FAAE7
- Info 500, #408ECB
- Info 600, #297AB6
- Info 700, #00598F
- Info 800, #00436D
- Info 900, #002E4D
- Info 950, #001A2F
- Primary buttons use Brand 800 with white text, at 10.3:1.
- In dark mode primary lifts to Brand 500 so it reads on the dark background, at 5.6:1.
- Neutrals carry a hint of its hue, so grays, borders and surfaces feel related to the brand.
- Success, warning, danger and info lean toward its hue and stay easy to tell apart.
Colors related to #37414F
Lighter and darker versions, its complementary color, neighbors on the color wheel and softer variants.