#EFFB8D#EFFB8D

#EFFB8D is a very light, vivid yellow. Relative luminance 0.893; OKLCH L 95.6% C 0.135 H 114.1°. Best body text is #000000 at 18.85:1 contrast (WCAG AA passes).

Color values

HEX	#EFFB8D
RGB	rgb(239, 251, 141)
HSL	hsl(67, 93%, 77%)
HSV	hsv(67, 44%, 98%)
CMYK	cmyk(4.8%, 0%, 43.8%, 1.6%)
CIE-LAB	lab(95.69, -19.60, 51.17)
CIE-LCH	lch(95.69, 54.80, 110.95°)
OKLab	oklab(95.6% -0.055 0.1231)
OKLCH	oklch(95.6% 0.135 114.1)
XYZ	xyz(74.9024, 89.2692, 38.4790)
Luminance	0.8927 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFB8D #998DFB

analogous

#FBD08D #EFFB8D #B8FB8D

triadic

#EFFB8D #8DEFFB #FB8DEF

tetradic

#EFFB8D #8DFBD0 #998DFB #FB8DB8

square

#EFFB8D #8DFBD0 #998DFB #FB8DB8

split-complementary

#EFFB8D #8DB8FB #D08DFB

monochromatic

#DEF717 #E7F952 #EFFB8D #F7FDC8 #FBFEE1

Accessibility & contrast

On white

1.11

#EFFB8D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.85

#EFFB8D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFB8D

18.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFB8D	#FFFFFF	#000000	##000000
##EFFB8D	1.00	1.11	18.85	18.85
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.85	21.00	1.00	1.00
##000000	18.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF284

Deuteranopia (green-blind)

#FFF492

Tritanopia (blue-blind)

#FBF0E1

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #effb8d;
/* rgb */ color: rgb(239, 251, 141);
/* oklch */ color: oklch(95.6% 0.135 114.1);

Tailwind

colors: {
  custom: {
    50: '#f6fcb0',
    500: '#effb8d',
    950: '#000000',
  },
}

SCSS

$custom: #effb8d;
$custom-light: #f6fcb0;
$custom-dark: #000000;

JSON

{
  "hex": "#effb8d",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 141
  },
  "hsl": {
    "h": 66.545,
    "s": 93.22,
    "l": 76.863
  },
  "oklch": {
    "l": 0.95602,
    "c": 0.13484,
    "h": 114.1
  },
  "luminance": 0.89268
}

Semantic roles & 50–950 ramp

primary

#EFFB8D

secondary

#6152DB

accent

#00E619

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171711

muted

#858581

Preview Lab

Preview with #EFFB8D

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

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