Sygen

Blue

#9BB1FF

#9BB1FF is a blue with medium intensity, at step 300 of its 50–950 scale. Dark text on it has a contrast of 9.1:1. On white it reaches only 2.1:1, so use a darker shade for text.

Build a color system Shades Contrast
Blue#9BB1FF
HWB, OKLab, LCH, Lab and Display P3

#9BB1FF shades and tints

Eleven steps from 50 to 950 with #9BB1FF kept exactly at step 300. Lightness steps are even to the eye, and intensity tapers toward the lightest and darkest steps.

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  1. 50 F4F7FF
  2. 100 E4EBFF
  3. 200 CBD8FF
  4. 300 9BB1FF
  5. 400 8A9FE9
  6. 500 6F83CD
  7. 600 5668AF
  8. 700 404F91
  9. 800 2D3A75
  10. 900 1C2658
  11. 950 0D133B

Tailwind CSS v4 theme

@theme {  --color-blue-50: #f4f7ff;  --color-blue-100: #e4ebff;  --color-blue-200: #cbd8ff;  --color-blue-300: #9bb1ff;  --color-blue-400: #8a9fe9;  --color-blue-500: #6f83cd;  --color-blue-600: #5668af;  --color-blue-700: #404f91;  --color-blue-800: #2d3a75;  --color-blue-900: #1c2658;  --color-blue-950: #0d133b;}

Is #9BB1FF readable?

Contrast for text on #9BB1FF and for #9BB1FF 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.

Color palettes with #9BB1FF

Six palettes built around #9BB1FF, each starting from the exact color. Open one in the palette tool to adjust it or get more options.

#9BB1FF as a brand color

What a UI color system built from #9BB1FF looks like: brand, neutral and status scales, with light and dark tokens that pass WCAG.

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Brand

  1. Brand 50, #F4F7FF
  2. Brand 100, #E4EBFF
  3. Brand 200, #CBD8FF
  4. Brand 300, #9BB1FF
  5. Brand 400, #8A9FE9
  6. Brand 500, #6F83CD
  7. Brand 600, #5668AF
  8. Brand 700, #404F91
  9. Brand 800, #2D3A75
  10. Brand 900, #1C2658
  11. Brand 950, #0D133B

Neutral

  1. Neutral 50, #FAFAFB
  2. Neutral 100, #F3F4F6
  3. Neutral 200, #E4E5E8
  4. Neutral 300, #D2D4D9
  5. Neutral 400, #9EA1A8
  6. Neutral 500, #70737B
  7. Neutral 600, #51545C
  8. Neutral 700, #3E4047
  9. Neutral 800, #26282E
  10. Neutral 900, #16181E
  11. Neutral 950, #080A0F

Success

  1. Success 50, #E3FFEE
  2. Success 100, #B4FFD6
  3. Success 200, #98EFC1
  4. Success 300, #75D7A5
  5. Success 400, #4EBB87
  6. Success 500, #34AA76
  7. Success 600, #008254
  8. Success 700, #006641
  9. Success 800, #004D30
  10. Success 900, #003520
  11. Success 950, #001F10

Warning

  1. Warning 50, #FFF5EB
  2. Warning 100, #FFE7CE
  3. Warning 200, #FFCF9D
  4. Warning 300, #EBA450
  5. Warning 400, #D69342
  6. Warning 500, #BA7618
  7. Warning 600, #995E00
  8. Warning 700, #784900
  9. Warning 800, #5B3600
  10. Warning 900, #402400
  11. Warning 950, #261300

Danger

  1. Danger 50, #FFF4F3
  2. Danger 100, #FFE4E2
  3. Danger 200, #FFCAC7
  4. Danger 300, #FFA29F
  5. Danger 400, #F87474
  6. Danger 500, #D55053
  7. Danger 600, #BA383F
  8. Danger 700, #9B1D29
  9. Danger 800, #7C0118
  10. Danger 900, #58000E
  11. Danger 950, #360005

Info

  1. Info 50, #F2F7FF
  2. Info 100, #DFEDFF
  3. Info 200, #C0DCFF
  4. Info 300, #93C3FF
  5. Info 400, #6FA6EC
  6. Info 500, #5088CE
  7. Info 600, #386EB2
  8. Info 700, #215594
  9. Info 800, #0E3F77
  10. Info 900, #002A59
  11. Info 950, #001737
  • Primary buttons use Brand 300 with neutral 950 text, at 9.5:1.
  • In dark mode primary stays Brand 300: it already reads on the dark background at 9.5:1.
  • 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 #9BB1FF

Lighter and darker versions, its complementary color, neighbors on the color wheel and softer variants.