#C9EA57#C9EA57

#C9EA57 is a very light, vivid yellow-green. Relative luminance 0.720; OKLCH L 88.6% C 0.174 H 120.9°. Best body text is #000000 at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#C9EA57
RGB	rgb(201, 234, 87)
HSL	hsl(73, 78%, 63%)
HSV	hsv(73, 63%, 92%)
CMYK	cmyk(14.1%, 0%, 62.8%, 8.2%)
CIE-LAB	lab(87.95, -30.80, 65.54)
CIE-LCH	lch(87.95, 72.42, 115.17°)
OKLab	oklab(88.55% -0.0894 0.1496)
OKLCH	oklch(88.55% 0.174 120.9)
XYZ	xyz(55.2312, 71.9514, 19.9933)
Luminance	0.7195 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9EA57 #7857EA

analogous

#EAC157 #C9EA57 #80EA57

triadic

#C9EA57 #57C9EA #EA57C9

tetradic

#C9EA57 #57EAC1 #7857EA #EA5780

square

#C9EA57 #57EAC1 #7857EA #EA5780

split-complementary

#C9EA57 #5780EA #C157EA

monochromatic

#8EB116 #B8E321 #C9EA57 #DAF18D #ECF8C4

Accessibility & contrast

On white

1.36

#C9EA57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.39

#C9EA57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9EA57

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9EA57	#FFFFFF	#000000	##000000
##C9EA57	1.00	1.36	15.39	15.39
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.39	21.00	1.00	1.00
##000000	15.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DD44

Deuteranopia (green-blind)

#F4DD61

Tritanopia (blue-blind)

#D3DECC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #c9ea57;
/* rgb */ color: rgb(201, 234, 87);
/* oklch */ color: oklch(88.6% 0.174 120.9);

Tailwind

colors: {
  custom: {
    50: '#dcf08d',
    500: '#c9ea57',
    950: '#000000',
  },
}

SCSS

$custom: #c9ea57;
$custom-light: #dcf08d;
$custom-dark: #000000;

JSON

{
  "hex": "#c9ea57",
  "rgb": {
    "r": 201,
    "g": 234,
    "b": 87
  },
  "hsl": {
    "h": 73.469,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.88551,
    "c": 0.1743,
    "h": 120.9
  },
  "luminance": 0.71951
}

Semantic roles & 50–950 ramp

primary

#C9EA57

secondary

#5034B1

accent

#0BDA3A

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160D

muted

#84857F

Preview Lab

Preview with #C9EA57

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

Preview Lab → · Contrast checker → · Palette generator →