#C3F55B#C3F55B

#C3F55B is a very light, vivid yellow-green. Relative luminance 0.777; OKLCH L 90.6% C 0.187 H 125.3°. Best body text is #000000 at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#C3F55B
RGB	rgb(195, 245, 91)
HSL	hsl(79, 89%, 66%)
HSV	hsv(79, 63%, 96%)
CMYK	cmyk(20.4%, 0%, 62.9%, 3.9%)
CIE-LAB	lab(90.63, -37.83, 66.69)
CIE-LCH	lch(90.63, 76.67, 119.56°)
OKLab	oklab(90.63% -0.1082 0.1527)
OKLCH	oklch(90.63% 0.187 125.3)
XYZ	xyz(57.0467, 77.6616, 21.8803)
Luminance	0.7766 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C3F55B #8D5BF5

analogous

#F5DA5B #C3F55B #76F55B

triadic

#C3F55B #5BC3F5 #F55BC3

tetradic

#C3F55B #5BF5DA #8D5BF5 #F55B76

square

#C3F55B #5BF5DA #8D5BF5 #F55B76

split-complementary

#C3F55B #5B76F5 #DA5BF5

monochromatic

#8CC90C #AEF121 #C3F55B #D8F995 #EDFCCE

Accessibility & contrast

On white

1.27

#C3F55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.53

#C3F55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C3F55B

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C3F55B	#FFFFFF	#000000	##000000
##C3F55B	1.00	1.27	16.53	16.53
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.53	21.00	1.00	1.00
##000000	16.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE648

Deuteranopia (green-blind)

#FBE366

Tritanopia (blue-blind)

#CBEAD5

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #c3f55b;
/* rgb */ color: rgb(195, 245, 91);
/* oklch */ color: oklch(90.6% 0.187 125.3);

Tailwind

colors: {
  custom: {
    50: '#d8f890',
    500: '#c3f55b',
    950: '#000000',
  },
}

SCSS

$custom: #c3f55b;
$custom-light: #d8f890;
$custom-dark: #000000;

JSON

{
  "hex": "#c3f55b",
  "rgb": {
    "r": 195,
    "g": 245,
    "b": 91
  },
  "hsl": {
    "h": 79.481,
    "s": 88.506,
    "l": 65.882
  },
  "oklch": {
    "l": 0.90625,
    "c": 0.18713,
    "h": 125.3
  },
  "luminance": 0.77662
}

Semantic roles & 50–950 ramp

primary

#C3F55B

secondary

#602EC6

accent

#00E54B

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C3F55B

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

Preview Lab → · Contrast checker → · Palette generator →