#EFFC7E#EFFC7E

#EFFC7E is a very light, vivid yellow. Relative luminance 0.895; OKLCH L 95.6% C 0.151 H 114.1°. Best body text is #000000 at 18.90:1 contrast (WCAG AA passes).

Color values

HEX	#EFFC7E
RGB	rgb(239, 252, 126)
HSL	hsl(66, 95%, 74%)
HSV	hsv(66, 50%, 99%)
CMYK	cmyk(5.2%, 0%, 50%, 1.2%)
CIE-LAB	lab(95.78, -21.48, 58.25)
CIE-LCH	lch(95.78, 62.08, 110.24°)
OKLab	oklab(95.62% -0.0617 0.1376)
OKLCH	oklch(95.62% 0.151 114.1)
XYZ	xyz(74.1741, 89.4790, 33.0984)
Luminance	0.8948 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFC7E #8B7EFC

analogous

#FCCA7E #EFFC7E #B0FC7E

triadic

#EFFC7E #7EEFFC #FC7EEF

tetradic

#EFFC7E #7EFCCA #8B7EFC #FC7EB0

square

#EFFC7E #7EFCCA #8B7EFC #FC7EB0

split-complementary

#EFFC7E #7EB0FC #CA7EFC

monochromatic

#E0F906 #E8FB42 #EFFC7E #F6FDBA #FBFEE1

Accessibility & contrast

On white

1.11

#EFFC7E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.90

#EFFC7E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFC7E

18.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFC7E	#FFFFFF	#000000	##000000
##EFFC7E	1.00	1.11	18.90	18.90
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.90	21.00	1.00	1.00
##000000	18.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF272

Deuteranopia (green-blind)

#FFF485

Tritanopia (blue-blind)

#FCF0DF

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #effc7e;
/* rgb */ color: rgb(239, 252, 126);
/* oklch */ color: oklch(95.6% 0.151 114.1);

Tailwind

colors: {
  custom: {
    50: '#f6fda6',
    500: '#effc7e',
    950: '#000000',
  },
}

SCSS

$custom: #effc7e;
$custom-light: #f6fda6;
$custom-dark: #000000;

JSON

{
  "hex": "#effc7e",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 126
  },
  "hsl": {
    "h": 66.19,
    "s": 95.455,
    "l": 74.118
  },
  "oklch": {
    "l": 0.95616,
    "c": 0.15077,
    "h": 114.1
  },
  "luminance": 0.89478
}

Semantic roles & 50–950 ramp

primary

#EFFC7E

secondary

#5444DA

accent

#00E618

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFFC7E

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

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