Sygen

White

#EFFCF9

#EFFCF9 is a white with almost no color, at step 50 of its 50–950 scale. Dark text on it has a contrast of 17.9:1. On white it reaches only 1.1:1, so use a darker shade for text.

Build a color system Shades Contrast
White#EFFCF9
HWB, OKLab, LCH, Lab and Display P3

#EFFCF9 shades and tints

Eleven steps from 50 to 950 with #EFFCF9 kept exactly at step 50. Lightness steps are even to the eye, and intensity tapers toward the lightest and darkest steps.

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  1. 50 EFFCF9
  2. 100 E4EEEB
  3. 200 D1DCD9
  4. 300 B7C2C0
  5. 400 9AA6A3
  6. 500 7F8B88
  7. 600 65706E
  8. 700 4E5856
  9. 800 394240
  10. 900 252D2C
  11. 950 141A18

Tailwind CSS v4 theme

@theme {  --color-gray-50: #effcf9;  --color-gray-100: #e4eeeb;  --color-gray-200: #d1dcd9;  --color-gray-300: #b7c2c0;  --color-gray-400: #9aa6a3;  --color-gray-500: #7f8b88;  --color-gray-600: #65706e;  --color-gray-700: #4e5856;  --color-gray-800: #394240;  --color-gray-900: #252d2c;  --color-gray-950: #141a18;}

Is #EFFCF9 readable?

Contrast for text on #EFFCF9 and for #EFFCF9 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 #EFFCF9

Six palettes built around #EFFCF9, each starting from the exact color. Open one in the palette tool to adjust it or get more options.

#EFFCF9 as a brand color

What a UI color system built from #EFFCF9 looks like: brand, neutral and status scales, with light and dark tokens that pass WCAG.

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Brand

  1. Brand 50, #EFFCF9
  2. Brand 100, #E4EEEB
  3. Brand 200, #D1DCD9
  4. Brand 300, #B7C2C0
  5. Brand 400, #9AA6A3
  6. Brand 500, #7F8B88
  7. Brand 600, #65706E
  8. Brand 700, #4E5856
  9. Brand 800, #394240
  10. Brand 900, #252D2C
  11. Brand 950, #141A18

Neutral

  1. Neutral 50, #F9FAFA
  2. Neutral 100, #F3F4F4
  3. Neutral 200, #E3E6E5
  4. Neutral 300, #D1D5D4
  5. Neutral 400, #9CA2A1
  6. Neutral 500, #6E7573
  7. Neutral 600, #4F5654
  8. Neutral 700, #3C4240
  9. Neutral 800, #242928
  10. Neutral 900, #141918
  11. Neutral 950, #070B0A

Success

  1. Success 50, #E5FFE9
  2. Success 100, #BEFECA
  3. Success 200, #A7EDB5
  4. Success 300, #87D597
  5. Success 400, #65B979
  6. Success 500, #51A867
  7. Success 600, #278143
  8. Success 700, #06672E
  9. Success 800, #004E20
  10. Success 900, #003614
  11. Success 950, #001F09

Warning

  1. Warning 50, #FFF5E9
  2. Warning 100, #FFE7CA
  3. Warning 200, #FFD096
  4. Warning 300, #F0AF59
  5. Warning 400, #D29541
  6. Warning 500, #B67917
  7. Warning 600, #956000
  8. Warning 700, #764B00
  9. Warning 800, #593800
  10. Warning 900, #3E2500
  11. Warning 950, #251400

Danger

  1. Danger 50, #FFF4F2
  2. Danger 100, #FFE4E0
  3. Danger 200, #FFCBC4
  4. Danger 300, #FFA398
  5. Danger 400, #F7766B
  6. Danger 500, #D4534A
  7. Danger 600, #B93B35
  8. Danger 700, #9A211F
  9. Danger 800, #7B070C
  10. Danger 900, #580004
  11. Danger 950, #360002

Info

  1. Info 50, #F0F8FF
  2. Info 100, #DBEEFF
  3. Info 200, #B9DEFF
  4. Info 300, #84C7FF
  5. Info 400, #5FAAE7
  6. Info 500, #3E8CC9
  7. Info 600, #2173AD
  8. Info 700, #00598F
  9. Info 800, #00436D
  10. Info 900, #002E4D
  11. Info 950, #001A2F
  • Primary buttons use Brand 50 with neutral 950 text, at 18.8:1.
  • In dark mode primary stays Brand 50: it already reads on the dark background at 18.8:1.
  • 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 #EFFCF9

Lighter and darker versions of #EFFCF9.