#C4F55C#C4F55C

#C4F55C is a very light, vivid yellow-green. Relative luminance 0.778; OKLCH L 90.7% C 0.186 H 125.1°. Best body text is #000000 at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#C4F55C
RGB	rgb(196, 245, 92)
HSL	hsl(79, 88%, 66%)
HSV	hsv(79, 62%, 96%)
CMYK	cmyk(20%, 0%, 62.4%, 3.9%)
CIE-LAB	lab(90.69, -37.38, 66.38)
CIE-LCH	lch(90.69, 76.18, 119.39°)
OKLab	oklab(90.7% -0.1069 0.1521)
OKLCH	oklch(90.7% 0.186 125.1)
XYZ	xyz(57.3494, 77.8127, 22.1211)
Luminance	0.7781 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4F55C #8D5CF5

analogous

#F5DA5C #C4F55C #77F55C

triadic

#C4F55C #5CC4F5 #F55CC4

tetradic

#C4F55C #5CF5DA #8D5CF5 #F55C77

square

#C4F55C #5CF5DA #8D5CF5 #F55C77

split-complementary

#C4F55C #5C77F5 #DA5CF5

monochromatic

#8DCA0C #AFF122 #C4F55C #D9F996 #EEFCCF

Accessibility & contrast

On white

1.27

#C4F55C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.56

#C4F55C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4F55C

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4F55C	#FFFFFF	#000000	##000000
##C4F55C	1.00	1.27	16.56	16.56
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.56	21.00	1.00	1.00
##000000	16.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE649

Deuteranopia (green-blind)

#FBE467

Tritanopia (blue-blind)

#CCEAD5

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #c4f55c;
/* rgb */ color: rgb(196, 245, 92);
/* oklch */ color: oklch(90.7% 0.186 125.1);

Tailwind

colors: {
  custom: {
    50: '#d9f890',
    500: '#c4f55c',
    950: '#000000',
  },
}

SCSS

$custom: #c4f55c;
$custom-light: #d9f890;
$custom-dark: #000000;

JSON

{
  "hex": "#c4f55c",
  "rgb": {
    "r": 196,
    "g": 245,
    "b": 92
  },
  "hsl": {
    "h": 79.216,
    "s": 88.439,
    "l": 66.078
  },
  "oklch": {
    "l": 0.90699,
    "c": 0.18595,
    "h": 125.1
  },
  "luminance": 0.77813
}

Semantic roles & 50–950 ramp

primary

#C4F55C

secondary

#5F2FC6

accent

#00E54A

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C4F55C

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

Preview Lab → · Contrast checker → · Palette generator →