#EFFD8A#EFFD8A

#EFFD8A is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 96.0% C 0.140 H 114.8°. Best body text is #000000 at 19.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFFD8A
RGB	rgb(239, 253, 138)
HSL	hsl(67, 97%, 77%)
HSV	hsv(67, 45%, 99%)
CMYK	cmyk(5.5%, 0%, 45.5%, 0.8%)
CIE-LAB	lab(96.18, -20.85, 53.18)
CIE-LCH	lch(96.18, 57.12, 111.41°)
OKLab	oklab(95.98% -0.0588 0.1274)
OKLCH	oklch(95.98% 0.14 114.8)
XYZ	xyz(75.3103, 90.4372, 37.5286)
Luminance	0.9044 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFD8A #988AFD

analogous

#FDD28A #EFFD8A #B6FD8A

triadic

#EFFD8A #8AEFFD #FD8AEF

tetradic

#EFFD8A #8AFDD2 #988AFD #FD8AB6

square

#EFFD8A #8AFDD2 #988AFD #FD8AB6

split-complementary

#EFFD8A #8AB6FD #D28AFD

monochromatic

#DFFB12 #E7FC4E #EFFD8A #F7FEC6 #FBFEE1

Accessibility & contrast

On white

1.10

#EFFD8A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.09

#EFFD8A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFD8A

19.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFD8A	#FFFFFF	#000000	##000000
##EFFD8A	1.00	1.10	19.09	19.09
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.09	21.00	1.00	1.00
##000000	19.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF380

Deuteranopia (green-blind)

#FFF590

Tritanopia (blue-blind)

#FBF2E2

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effd8a;
/* rgb */ color: rgb(239, 253, 138);
/* oklch */ color: oklch(96.0% 0.140 114.8);

Tailwind

colors: {
  custom: {
    50: '#f6feae',
    500: '#effd8a',
    950: '#000000',
  },
}

SCSS

$custom: #effd8a;
$custom-light: #f6feae;
$custom-dark: #000000;

JSON

{
  "hex": "#effd8a",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 138
  },
  "hsl": {
    "h": 67.304,
    "s": 96.639,
    "l": 76.667
  },
  "oklch": {
    "l": 0.95978,
    "c": 0.1403,
    "h": 114.8
  },
  "luminance": 0.90436
}

Semantic roles & 50–950 ramp

primary

#EFFD8A

secondary

#604EDD

accent

#00E61C

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFFD8A

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

Preview Lab → · Contrast checker → · Palette generator →