#CEF381#CEF381

#CEF381 is a very light, vivid yellow-green. Relative luminance 0.788; OKLCH L 91.3% C 0.147 H 124.1°. Best body text is #000000 at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#CEF381
RGB	rgb(206, 243, 129)
HSL	hsl(79, 83%, 73%)
HSV	hsv(79, 47%, 95%)
CMYK	cmyk(15.2%, 0%, 46.9%, 4.7%)
CIE-LAB	lab(91.15, -29.46, 50.75)
CIE-LCH	lch(91.15, 58.68, 120.13°)
OKLab	oklab(91.35% -0.0823 0.1217)
OKLCH	oklch(91.35% 0.147 124.1)
XYZ	xyz(61.4666, 78.8076, 32.7378)
Luminance	0.7881 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF381 #A681F3

analogous

#F3DF81 #CEF381 #95F381

triadic

#CEF381 #81CEF3 #F381CE

tetradic

#CEF381 #81F3DF #A681F3 #F38195

square

#CEF381 #81F3DF #A681F3 #F38195

split-complementary

#CEF381 #8195F3 #DF81F3

monochromatic

#A1E416 #B8EE49 #CEF381 #E4F8B9 #F4FCE3

Accessibility & contrast

On white

1.25

#CEF381 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.76

#CEF381 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF381

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF381	#FFFFFF	#000000	##000000
##CEF381	1.00	1.25	16.76	16.76
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.76	21.00	1.00	1.00
##000000	16.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE777

Deuteranopia (green-blind)

#F9E587

Tritanopia (blue-blind)

#D5E9D8

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #cef381;
/* rgb */ color: rgb(206, 243, 129);
/* oklch */ color: oklch(91.3% 0.147 124.1);

Tailwind

colors: {
  custom: {
    50: '#dff7a8',
    500: '#cef381',
    950: '#000000',
  },
}

SCSS

$custom: #cef381;
$custom-light: #dff7a8;
$custom-dark: #000000;

JSON

{
  "hex": "#cef381",
  "rgb": {
    "r": 206,
    "g": 243,
    "b": 129
  },
  "hsl": {
    "h": 79.474,
    "s": 82.609,
    "l": 72.941
  },
  "oklch": {
    "l": 0.91345,
    "c": 0.1469,
    "h": 124.1
  },
  "luminance": 0.78808
}

Semantic roles & 50–950 ramp

primary

#CEF381

secondary

#754ACF

accent

#06DF4D

background

#FEFFFD

surface

#FCFEF7

border

#D5D6D0

text

#151710

muted

#848581

Preview Lab

Preview with #CEF381

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

Preview Lab → · Contrast checker → · Palette generator →