#EFFB7D#EFFB7D

#EFFB7D is a very light, vivid yellow. Relative luminance 0.888; OKLCH L 95.4% C 0.151 H 113.8°. Best body text is #000000 at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#EFFB7D
RGB	rgb(239, 251, 125)
HSL	hsl(66, 94%, 74%)
HSV	hsv(66, 50%, 98%)
CMYK	cmyk(4.8%, 0%, 50.2%, 1.6%)
CIE-LAB	lab(95.51, -21.08, 58.38)
CIE-LCH	lch(95.51, 62.07, 109.86°)
OKLab	oklab(95.4% -0.0606 0.1378)
OKLCH	oklch(95.4% 0.151 113.8)
XYZ	xyz(73.7967, 88.8269, 32.6558)
Luminance	0.8883 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFB7D #897DFB

analogous

#FBC87D #EFFB7D #B0FB7D

triadic

#EFFB7D #7DEFFB #FB7DEF

tetradic

#EFFB7D #7DFBC8 #897DFB #FB7DB0

square

#EFFB7D #7DFBC8 #897DFB #FB7DB0

split-complementary

#EFFB7D #7DB0FB #C87DFB

monochromatic

#DFF608 #E8F942 #EFFB7D #F6FDB8 #FBFEE1

Accessibility & contrast

On white

1.12

#EFFB7D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.77

#EFFB7D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFB7D

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFB7D	#FFFFFF	#000000	##000000
##EFFB7D	1.00	1.12	18.77	18.77
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.77	21.00	1.00	1.00
##000000	18.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF171

Deuteranopia (green-blind)

#FFF384

Tritanopia (blue-blind)

#FCEFDE

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #effb7d;
/* rgb */ color: rgb(239, 251, 125);
/* oklch */ color: oklch(95.4% 0.151 113.8);

Tailwind

colors: {
  custom: {
    50: '#f6fca6',
    500: '#effb7d',
    950: '#000000',
  },
}

SCSS

$custom: #effb7d;
$custom-light: #f6fca6;
$custom-dark: #000000;

JSON

{
  "hex": "#effb7d",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 125
  },
  "hsl": {
    "h": 65.714,
    "s": 94.03,
    "l": 73.725
  },
  "oklch": {
    "l": 0.95395,
    "c": 0.15054,
    "h": 113.8
  },
  "luminance": 0.88826
}

Semantic roles & 50–950 ramp

primary

#EFFB7D

secondary

#5244D8

accent

#00E616

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFFB7D

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

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