#C9E33E#C9E33E

#C9E33E is a very light, vivid yellow. Relative luminance 0.677; OKLCH L 86.8% C 0.183 H 118.3°. Best body text is #000000 at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#C9E33E
RGB	rgb(201, 227, 62)
HSL	hsl(69, 75%, 57%)
HSV	hsv(69, 73%, 89%)
CMYK	cmyk(11.5%, 0%, 72.7%, 11%)
CIE-LAB	lab(85.86, -28.99, 72.64)
CIE-LCH	lch(85.86, 78.21, 111.76°)
OKLab	oklab(86.82% -0.0866 0.1609)
OKLCH	oklch(86.82% 0.183 118.3)
XYZ	xyz(52.4271, 67.7039, 14.8628)
Luminance	0.6770 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E33E #583EE3

analogous

#E3AB3E #C9E33E #76E33E

triadic

#C9E33E #3EC9E3 #E33EC9

tetradic

#C9E33E #3EE3AB #583EE3 #E33E76

square

#C9E33E #3EE3AB #583EE3 #E33E76

split-complementary

#C9E33E #3E76E3 #AB3EE3

monochromatic

#7E9115 #ACC71D #C9E33E #D8EB73 #E7F3A9

Accessibility & contrast

On white

1.44

#C9E33E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.54

#C9E33E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E33E

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E33E	#FFFFFF	#000000	##000000
##C9E33E	1.00	1.44	14.54	14.54
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.54	21.00	1.00	1.00
##000000	14.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D61C

Deuteranopia (green-blind)

#EFD74C

Tritanopia (blue-blind)

#D5D7C3

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #c9e33e;
/* rgb */ color: rgb(201, 227, 62);
/* oklch */ color: oklch(86.8% 0.183 118.3);

Tailwind

colors: {
  custom: {
    50: '#ddeb7f',
    500: '#c9e33e',
    950: '#000000',
  },
}

SCSS

$custom: #c9e33e;
$custom-light: #ddeb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e33e",
  "rgb": {
    "r": 201,
    "g": 227,
    "b": 62
  },
  "hsl": {
    "h": 69.455,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.86818,
    "c": 0.18269,
    "h": 118.3
  },
  "luminance": 0.67703
}

Semantic roles & 50–950 ramp

primary

#C9E33E

secondary

#3F2F96

accent

#37F154

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#16160B

muted

#84847E

Preview Lab

Preview with #C9E33E

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

Preview Lab → · Contrast checker → · Palette generator →