#C9E549#C9E549

#C9E549 is a very light, vivid yellow-green. Relative luminance 0.689; OKLCH L 87.3% C 0.178 H 119.1°. Best body text is #000000 at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#C9E549
RGB	rgb(201, 229, 73)
HSL	hsl(71, 75%, 59%)
HSV	hsv(71, 68%, 90%)
CMYK	cmyk(12.2%, 0%, 68.1%, 10.2%)
CIE-LAB	lab(86.47, -29.35, 69.41)
CIE-LCH	lch(86.47, 75.36, 112.92°)
OKLab	oklab(87.33% -0.0867 0.1558)
OKLCH	oklch(87.33% 0.178 119.1)
XYZ	xyz(53.3103, 68.9375, 16.7999)
Luminance	0.6894 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E549 #6549E5

analogous

#E5B349 #C9E549 #7BE549

triadic

#C9E549 #49C9E5 #E549C9

tetradic

#C9E549 #49E5B3 #6549E5 #E5497B

square

#C9E549 #49E5B3 #6549E5 #E5497B

split-complementary

#C9E549 #497BE5 #B349E5

monochromatic

#859D16 #B2D31E #C9E549 #D9ED7F #E9F4B4

Accessibility & contrast

On white

1.42

#C9E549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.79

#C9E549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E549

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E549	#FFFFFF	#000000	##000000
##C9E549	1.00	1.42	14.79	14.79
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.79	21.00	1.00	1.00
##000000	14.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D830

Deuteranopia (green-blind)

#F0D955

Tritanopia (blue-blind)

#D4D9C6

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c9e549;
/* rgb */ color: rgb(201, 229, 73);
/* oklch */ color: oklch(87.3% 0.178 119.1);

Tailwind

colors: {
  custom: {
    50: '#dded84',
    500: '#c9e549',
    950: '#000000',
  },
}

SCSS

$custom: #c9e549;
$custom-light: #dded84;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e549",
  "rgb": {
    "r": 201,
    "g": 229,
    "b": 73
  },
  "hsl": {
    "h": 70.769,
    "s": 75,
    "l": 59.216
  },
  "oklch": {
    "l": 0.87333,
    "c": 0.17828,
    "h": 119.1
  },
  "luminance": 0.68937
}

Semantic roles & 50–950 ramp

primary

#C9E549

secondary

#4632A0

accent

#36F258

background

#FEFEFC

surface

#FCFDF3

border

#D5D5CD

text

#15160C

muted

#84847F

Preview Lab

Preview with #C9E549

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

Preview Lab → · Contrast checker → · Palette generator →