#C9E459#C9E459

#C9E459 is a very light, vivid yellow-green. Relative luminance 0.686; OKLCH L 87.2% C 0.166 H 119.3°. Best body text is #000000 at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#C9E459
RGB	rgb(201, 228, 89)
HSL	hsl(72, 72%, 62%)
HSV	hsv(72, 61%, 89%)
CMYK	cmyk(11.8%, 0%, 61%, 10.6%)
CIE-LAB	lab(86.32, -27.85, 62.97)
CIE-LCH	lch(86.32, 68.85, 113.86°)
OKLab	oklab(87.25% -0.081 0.1444)
OKLCH	oklch(87.25% 0.166 119.3)
XYZ	xyz(53.6348, 68.6259, 19.8698)
Luminance	0.6863 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E459 #7459E4

analogous

#E4BA59 #C9E459 #83E459

triadic

#C9E459 #59C9E4 #E459C9

tetradic

#C9E459 #59E4BA #7459E4 #E45983

square

#C9E459 #59E4BA #7459E4 #E45983

split-complementary

#C9E459 #5983E4 #BA59E4

monochromatic

#8CA71B #B8DB24 #C9E459 #DAED8E #EBF5C2

Accessibility & contrast

On white

1.43

#C9E459 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.73

#C9E459 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E459

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E459	#FFFFFF	#000000	##000000
##C9E459	1.00	1.43	14.73	14.73
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.73	21.00	1.00	1.00
##000000	14.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D848

Deuteranopia (green-blind)

#EFD862

Tritanopia (blue-blind)

#D4D9C7

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #c9e459;
/* rgb */ color: rgb(201, 228, 89);
/* oklch */ color: oklch(87.2% 0.166 119.3);

Tailwind

colors: {
  custom: {
    50: '#dcec8d',
    500: '#c9e459',
    950: '#000000',
  },
}

SCSS

$custom: #c9e459;
$custom-light: #dcec8d;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e459",
  "rgb": {
    "r": 201,
    "g": 228,
    "b": 89
  },
  "hsl": {
    "h": 71.655,
    "s": 72.021,
    "l": 62.157
  },
  "oklch": {
    "l": 0.87247,
    "c": 0.1656,
    "h": 119.3
  },
  "luminance": 0.68626
}

Semantic roles & 50–950 ramp

primary

#C9E459

secondary

#4E38A9

accent

#11D437

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160D

muted

#84847F

Preview Lab

Preview with #C9E459

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

Preview Lab → · Contrast checker → · Palette generator →