#C9E581#C9E581

#C9E581 is a very light, vivid yellow-green. Relative luminance 0.700; OKLCH L 87.9% C 0.130 H 121.9°. Best body text is #000000 at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#C9E581
RGB	rgb(201, 229, 129)
HSL	hsl(77, 66%, 70%)
HSV	hsv(77, 44%, 90%)
CMYK	cmyk(12.2%, 0%, 43.7%, 10.2%)
CIE-LAB	lab(87.02, -24.70, 45.58)
CIE-LCH	lch(87.02, 51.84, 118.45°)
OKLab	oklab(87.95% -0.0686 0.1102)
OKLCH	oklch(87.95% 0.13 121.9)
XYZ	xyz(56.0692, 70.0411, 31.3301)
Luminance	0.7004 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E581 #9D81E5

analogous

#E5CF81 #C9E581 #97E581

triadic

#C9E581 #81C9E5 #E581C9

tetradic

#C9E581 #81E5CF #9D81E5 #E58197

square

#C9E581 #81E5CF #9D81E5 #E58197

split-complementary

#C9E581 #8197E5 #CF81E5

monochromatic

#98C328 #B3DB4E #C9E581 #DFEFB4 #F4FAE6

Accessibility & contrast

On white

1.40

#C9E581 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.01

#C9E581 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E581

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E581	#FFFFFF	#000000	##000000
##C9E581	1.00	1.40	15.01	15.01
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.01	21.00	1.00	1.00
##000000	15.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DB79

Deuteranopia (green-blind)

#ECDA86

Tritanopia (blue-blind)

#D0DCCD

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #c9e581;
/* rgb */ color: rgb(201, 229, 129);
/* oklch */ color: oklch(87.9% 0.130 121.9);

Tailwind

colors: {
  custom: {
    50: '#dbeda7',
    500: '#c9e581',
    950: '#000000',
  },
}

SCSS

$custom: #c9e581;
$custom-light: #dbeda7;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e581",
  "rgb": {
    "r": 201,
    "g": 229,
    "b": 129
  },
  "hsl": {
    "h": 76.8,
    "s": 65.789,
    "l": 70.196
  },
  "oklch": {
    "l": 0.87946,
    "c": 0.12984,
    "h": 121.9
  },
  "luminance": 0.70041
}

Semantic roles & 50–950 ramp

primary

#C9E581

secondary

#6C4DBD

accent

#18CE4B

background

#FEFEFC

surface

#FCFDF6

border

#D5D5D0

text

#151610

muted

#848480

Preview Lab

Preview with #C9E581

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

Preview Lab → · Contrast checker → · Palette generator →