#C5FC57#C5FC57

#C5FC57 is a very light, vivid yellow-green. Relative luminance 0.822; OKLCH L 92.3% C 0.198 H 125.9°. Best body text is #000000 at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#C5FC57
RGB	rgb(197, 252, 87)
HSL	hsl(80, 96%, 66%)
HSV	hsv(80, 65%, 99%)
CMYK	cmyk(21.8%, 0%, 65.5%, 1.2%)
CIE-LAB	lab(92.65, -40.47, 70.44)
CIE-LCH	lch(92.65, 81.24, 119.88°)
OKLab	oklab(92.29% -0.116 0.16)
OKLCH	oklch(92.29% 0.198 125.9)
XYZ	xyz(59.5569, 82.1784, 21.7393)
Luminance	0.8218 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5FC57 #8E57FC

analogous

#FCE157 #C5FC57 #73FC57

triadic

#C5FC57 #57C5FC #FC57C5

tetradic

#C5FC57 #57FCE1 #8E57FC #FC5773

square

#C5FC57 #57FCE1 #8E57FC #FC5773

split-complementary

#C5FC57 #5773FC #E157FC

monochromatic

#8FD504 #B0FB1B #C5FC57 #DAFD93 #EFFECF

Accessibility & contrast

On white

1.20

#C5FC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.44

#C5FC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5FC57

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5FC57	#FFFFFF	#000000	##000000
##C5FC57	1.00	1.20	17.44	17.44
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.44	21.00	1.00	1.00
##000000	17.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC40

Deuteranopia (green-blind)

#FFE964

Tritanopia (blue-blind)

#CDF1DA

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #c5fc57;
/* rgb */ color: rgb(197, 252, 87);
/* oklch */ color: oklch(92.3% 0.198 125.9);

Tailwind

colors: {
  custom: {
    50: '#dafd8e',
    500: '#c5fc57',
    950: '#000000',
  },
}

SCSS

$custom: #c5fc57;
$custom-light: #dafd8e;
$custom-dark: #000000;

JSON

{
  "hex": "#c5fc57",
  "rgb": {
    "r": 197,
    "g": 252,
    "b": 87
  },
  "hsl": {
    "h": 80,
    "s": 96.491,
    "l": 66.471
  },
  "oklch": {
    "l": 0.92287,
    "c": 0.19762,
    "h": 125.9
  },
  "luminance": 0.82179
}

Semantic roles & 50–950 ramp

primary

#C5FC57

secondary

#6028CF

accent

#00E64D

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C5FC57

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

Preview Lab → · Contrast checker → · Palette generator →