#CEFF53#CEFF53

#CEFF53 is a very light, vivid yellow-green. Relative luminance 0.853; OKLCH L 93.5% C 0.200 H 124.0°. Best body text is #000000 at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#CEFF53
RGB	rgb(206, 255, 83)
HSL	hsl(77, 100%, 66%)
HSV	hsv(77, 67%, 100%)
CMYK	cmyk(19.2%, 0%, 67.5%, 0%)
CIE-LAB	lab(94.00, -38.70, 73.49)
CIE-LCH	lch(94.00, 83.06, 117.77°)
OKLab	oklab(93.51% -0.1119 0.1657)
OKLCH	oklch(93.51% 0.2 124)
XYZ	xyz(62.7755, 85.2658, 21.3327)
Luminance	0.8527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEFF53 #8453FF

analogous

#FFDA53 #CEFF53 #78FF53

triadic

#CEFF53 #53CEFF #FF53CE

tetradic

#CEFF53 #53FFDA #8453FF #FF5378

square

#CEFF53 #53FFDA #8453FF #FF5378

split-complementary

#CEFF53 #5378FF #DA53FF

monochromatic

#9AD800 #BDFF16 #CEFF53 #DFFF90 #F1FFCD

Accessibility & contrast

On white

1.16

#CEFF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.05

#CEFF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEFF53

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEFF53	#FFFFFF	#000000	##000000
##CEFF53	1.00	1.16	18.05	18.05
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.05	21.00	1.00	1.00
##000000	18.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF39

Deuteranopia (green-blind)

#FFED61

Tritanopia (blue-blind)

#D7F3DD

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ceff53;
/* rgb */ color: rgb(206, 255, 83);
/* oklch */ color: oklch(93.5% 0.200 124.0);

Tailwind

colors: {
  custom: {
    50: '#e1ff8c',
    500: '#ceff53',
    950: '#000000',
  },
}

SCSS

$custom: #ceff53;
$custom-light: #e1ff8c;
$custom-dark: #000000;

JSON

{
  "hex": "#ceff53",
  "rgb": {
    "r": 206,
    "g": 255,
    "b": 83
  },
  "hsl": {
    "h": 77.093,
    "s": 100,
    "l": 66.275
  },
  "oklch": {
    "l": 0.93505,
    "c": 0.19996,
    "h": 124
  },
  "luminance": 0.85266
}

Semantic roles & 50–950 ramp

primary

#CEFF53

secondary

#5625D1

accent

#00E641

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CEFF53

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

Preview Lab → · Contrast checker → · Palette generator →