#EFF89B#EFF89B

#EFF89B is a very light, moderate yellow. Relative luminance 0.879; OKLCH L 95.2% C 0.116 H 113.1°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#EFF89B
RGB	rgb(239, 248, 155)
HSL	hsl(66, 87%, 79%)
HSV	hsv(66, 38%, 97%)
CMYK	cmyk(3.6%, 0%, 37.5%, 2.7%)
CIE-LAB	lab(95.10, -16.67, 43.68)
CIE-LCH	lch(95.10, 46.75, 110.89°)
OKLab	oklab(95.19% -0.0457 0.1069)
OKLCH	oklch(95.19% 0.116 113.1)
XYZ	xyz(75.0810, 87.8531, 44.0061)
Luminance	0.8785 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF89B #A49BF8

analogous

#F8D39B #EFF89B #C1F89B

triadic

#EFF89B #9BEFF8 #F89BEF

tetradic

#EFF89B #9BF8D3 #A49BF8 #F89BC1

square

#EFF89B #9BF8D3 #A49BF8 #F89BC1

split-complementary

#EFF89B #9BC1F8 #D39BF8

monochromatic

#DDF029 #E6F462 #EFF89B #F8FCD4 #FAFDE2

Accessibility & contrast

On white

1.13

#EFF89B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#EFF89B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF89B

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF89B	#FFFFFF	#000000	##000000
##EFF89B	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF094

Deuteranopia (green-blind)

#FFF29F

Tritanopia (blue-blind)

#FAEEE1

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff89b;
/* rgb */ color: rgb(239, 248, 155);
/* oklch */ color: oklch(95.2% 0.116 113.1);

Tailwind

colors: {
  custom: {
    50: '#f5fab9',
    500: '#eff89b',
    950: '#000000',
  },
}

SCSS

$custom: #eff89b;
$custom-light: #f5fab9;
$custom-dark: #000000;

JSON

{
  "hex": "#eff89b",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 155
  },
  "hsl": {
    "h": 65.806,
    "s": 86.916,
    "l": 79.02
  },
  "oklch": {
    "l": 0.9519,
    "c": 0.11625,
    "h": 113.1
  },
  "luminance": 0.87852
}

Semantic roles & 50–950 ramp

primary

#EFF89B

secondary

#6B5FD8

accent

#02E318

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFF89B

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

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