#EFF8A6#EFF8A6

#EFF8A6 is a very light, moderate yellow. Relative luminance 0.882; OKLCH L 95.4% C 0.104 H 113.5°. Best body text is #000000 at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFF8A6
RGB	rgb(239, 248, 166)
HSL	hsl(67, 85%, 81%)
HSV	hsv(67, 33%, 97%)
CMYK	cmyk(3.6%, 0%, 33.1%, 2.7%)
CIE-LAB	lab(95.26, -15.40, 38.47)
CIE-LCH	lch(95.26, 41.43, 111.82°)
OKLab	oklab(95.37% -0.0414 0.0953)
OKLCH	oklch(95.37% 0.104 113.5)
XYZ	xyz(76.0472, 88.2396, 49.0948)
Luminance	0.8824 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF8A6 #AFA6F8

analogous

#F8D8A6 #EFF8A6 #C6F8A6

triadic

#EFF8A6 #A6EFF8 #F8A6EF

tetradic

#EFF8A6 #A6F8D8 #AFA6F8 #F8A6C6

square

#EFF8A6 #A6F8D8 #AFA6F8 #F8A6C6

split-complementary

#EFF8A6 #A6C6F8 #D8A6F8

monochromatic

#DBEF35 #E5F46D #EFF8A6 #F9FCDF #FAFDE3

Accessibility & contrast

On white

1.13

#EFF8A6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.65

#EFF8A6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF8A6

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF8A6	#FFFFFF	#000000	##000000
##EFF8A6	1.00	1.13	18.65	18.65
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.65	21.00	1.00	1.00
##000000	18.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF0A0

Deuteranopia (green-blind)

#FFF2AA

Tritanopia (blue-blind)

#F9EFE3

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff8a6;
/* rgb */ color: rgb(239, 248, 166);
/* oklch */ color: oklch(95.4% 0.104 113.5);

Tailwind

colors: {
  custom: {
    50: '#f5fac1',
    500: '#eff8a6',
    950: '#000000',
  },
}

SCSS

$custom: #eff8a6;
$custom-light: #f5fac1;
$custom-dark: #000000;

JSON

{
  "hex": "#eff8a6",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 166
  },
  "hsl": {
    "h": 66.585,
    "s": 85.417,
    "l": 81.176
  },
  "oklch": {
    "l": 0.95372,
    "c": 0.10387,
    "h": 113.5
  },
  "luminance": 0.88239
}

Semantic roles & 50–950 ramp

primary

#EFF8A6

secondary

#7569D9

accent

#04E21C

background

#FFFFFD

surface

#FEFFF9

border

#D6D7D2

text

#171712

muted

#858582

Preview Lab

Preview with #EFF8A6

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →