#C9E550#C9E550

#C9E550 is a very light, vivid yellow-green. Relative luminance 0.690; OKLCH L 87.4% C 0.174 H 119.3°. Best body text is #000000 at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#C9E550
RGB	rgb(201, 229, 80)
HSL	hsl(71, 74%, 61%)
HSV	hsv(71, 65%, 90%)
CMYK	cmyk(12.2%, 0%, 65.1%, 10.2%)
CIE-LAB	lab(86.52, -28.93, 66.81)
CIE-LCH	lch(86.52, 72.80, 113.41°)
OKLab	oklab(87.39% -0.0849 0.1513)
OKLCH	oklch(87.39% 0.174 119.3)
XYZ	xyz(53.5556, 69.0356, 18.0917)
Luminance	0.6904 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9E550 #6C50E5

analogous

#E5B650 #C9E550 #7EE550

triadic

#C9E550 #50C9E5 #E550C9

tetradic

#C9E550 #50E5B6 #6C50E5 #E5507E

square

#C9E550 #50E5B6 #6C50E5 #E5507E

split-complementary

#C9E550 #507EE5 #B650E5

monochromatic

#88A218 #B5D820 #C9E550 #D9ED85 #EAF5BB

Accessibility & contrast

On white

1.42

#C9E550 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.81

#C9E550 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9E550

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9E550	#FFFFFF	#000000	##000000
##C9E550	1.00	1.42	14.81	14.81
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.81	21.00	1.00	1.00
##000000	14.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D93B

Deuteranopia (green-blind)

#F0D95B

Tritanopia (blue-blind)

#D4D9C7

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #c9e550;
/* rgb */ color: rgb(201, 229, 80);
/* oklch */ color: oklch(87.4% 0.174 119.3);

Tailwind

colors: {
  custom: {
    50: '#dded88',
    500: '#c9e550',
    950: '#000000',
  },
}

SCSS

$custom: #c9e550;
$custom-light: #dded88;
$custom-dark: #000000;

JSON

{
  "hex": "#c9e550",
  "rgb": {
    "r": 201,
    "g": 229,
    "b": 80
  },
  "hsl": {
    "h": 71.275,
    "s": 74.129,
    "l": 60.588
  },
  "oklch": {
    "l": 0.87388,
    "c": 0.17351,
    "h": 119.3
  },
  "luminance": 0.69035
}

Semantic roles & 50–950 ramp

primary

#C9E550

secondary

#4934A5

accent

#0FD635

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160C

muted

#84847F

Preview Lab

Preview with #C9E550

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

Preview Lab → · Contrast checker → · Palette generator →