#CEFD57#CEFD57

#CEFD57 is a very light, vivid yellow-green. Relative luminance 0.841; OKLCH L 93.1% C 0.195 H 123.8°. Best body text is #000000 at 17.81:1 contrast (WCAG AA passes).

Color values

HEX	#CEFD57
RGB	rgb(206, 253, 87)
HSL	hsl(77, 98%, 67%)
HSV	hsv(77, 66%, 99%)
CMYK	cmyk(18.6%, 0%, 65.6%, 0.8%)
CIE-LAB	lab(93.48, -37.55, 71.47)
CIE-LCH	lch(93.48, 80.73, 117.72°)
OKLab	oklab(93.09% -0.1084 0.162)
OKLCH	oklch(93.09% 0.195 123.8)
XYZ	xyz(62.2997, 84.0601, 21.9580)
Luminance	0.8406 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEFD57 #8657FD

analogous

#FDD957 #CEFD57 #7BFD57

triadic

#CEFD57 #57CEFD #FD57CE

tetradic

#CEFD57 #57FDD9 #8657FD #FD577B

square

#CEFD57 #57FDD9 #8657FD #FD577B

split-complementary

#CEFD57 #577BFD #D957FD

monochromatic

#9BD703 #BCFC1B #CEFD57 #E0FE93 #F1FED0

Accessibility & contrast

On white

1.18

#CEFD57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.81

#CEFD57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEFD57

17.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEFD57	#FFFFFF	#000000	##000000
##CEFD57	1.00	1.18	17.81	17.81
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.81	21.00	1.00	1.00
##000000	17.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE40

Deuteranopia (green-blind)

#FFEC64

Tritanopia (blue-blind)

#D7F1DB

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #cefd57;
/* rgb */ color: rgb(206, 253, 87);
/* oklch */ color: oklch(93.1% 0.195 123.8);

Tailwind

colors: {
  custom: {
    50: '#e0fe8e',
    500: '#cefd57',
    950: '#000000',
  },
}

SCSS

$custom: #cefd57;
$custom-light: #e0fe8e;
$custom-dark: #000000;

JSON

{
  "hex": "#cefd57",
  "rgb": {
    "r": 206,
    "g": 253,
    "b": 87
  },
  "hsl": {
    "h": 76.988,
    "s": 97.647,
    "l": 66.667
  },
  "oklch": {
    "l": 0.93093,
    "c": 0.19494,
    "h": 123.8
  },
  "luminance": 0.8406
}

Semantic roles & 50–950 ramp

primary

#CEFD57

secondary

#5727D1

accent

#00E641

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CEFD57

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

Preview Lab → · Contrast checker → · Palette generator →