#C9F45A#C9F45A

#C9F45A is a very light, vivid yellow-green. Relative luminance 0.779; OKLCH L 90.8% C 0.184 H 123.4°. Best body text is #000000 at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#C9F45A
RGB	rgb(201, 244, 90)
HSL	hsl(77, 88%, 65%)
HSV	hsv(77, 63%, 96%)
CMYK	cmyk(17.6%, 0%, 63.1%, 4.3%)
CIE-LAB	lab(90.71, -35.19, 67.30)
CIE-LCH	lch(90.71, 75.94, 117.60°)
OKLab	oklab(90.79% -0.1013 0.1537)
OKLCH	oklch(90.79% 0.184 123.4)
XYZ	xyz(58.2840, 77.8567, 21.6282)
Luminance	0.7786 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9F45A #855AF4

analogous

#F4D25A #C9F45A #7CF45A

triadic

#C9F45A #5AC9F4 #F45AC9

tetradic

#C9F45A #5AF4D2 #855AF4 #F45A7C

square

#C9F45A #5AF4D2 #855AF4 #F45A7C

split-complementary

#C9F45A #5A7CF4 #D25AF4

monochromatic

#93C60D #B6F021 #C9F45A #DCF893 #EFFCCD

Accessibility & contrast

On white

1.27

#C9F45A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.57

#C9F45A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9F45A

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9F45A	#FFFFFF	#000000	##000000
##C9F45A	1.00	1.27	16.57	16.57
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.57	21.00	1.00	1.00
##000000	16.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE646

Deuteranopia (green-blind)

#FCE465

Tritanopia (blue-blind)

#D2E9D4

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #c9f45a;
/* rgb */ color: rgb(201, 244, 90);
/* oklch */ color: oklch(90.8% 0.184 123.4);

Tailwind

colors: {
  custom: {
    50: '#ddf78f',
    500: '#c9f45a',
    950: '#000000',
  },
}

SCSS

$custom: #c9f45a;
$custom-light: #ddf78f;
$custom-dark: #000000;

JSON

{
  "hex": "#c9f45a",
  "rgb": {
    "r": 201,
    "g": 244,
    "b": 90
  },
  "hsl": {
    "h": 76.753,
    "s": 87.5,
    "l": 65.49
  },
  "oklch": {
    "l": 0.9079,
    "c": 0.1841,
    "h": 123.4
  },
  "luminance": 0.77857
}

Semantic roles & 50–950 ramp

primary

#C9F45A

secondary

#582FC3

accent

#01E441

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C9F45A

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

Preview Lab → · Contrast checker → · Palette generator →