#C5F478#C5F478

#C5F478 is a very light, vivid yellow-green. Relative luminance 0.779; OKLCH L 90.8% C 0.161 H 126.6°. Best body text is #000000 at 16.59:1 contrast (WCAG AA passes).

Color values

HEX	#C5F478
RGB	rgb(197, 244, 120)
HSL	hsl(83, 85%, 71%)
HSV	hsv(83, 51%, 96%)
CMYK	cmyk(19.3%, 0%, 50.8%, 4.3%)
CIE-LAB	lab(90.75, -34.16, 54.32)
CIE-LCH	lch(90.75, 64.17, 122.16°)
OKLab	oklab(90.84% -0.0957 0.129)
OKLCH	oklch(90.84% 0.161 126.6)
XYZ	xyz(58.7666, 77.9270, 29.7110)
Luminance	0.7793 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5F478 #A778F4

analogous

#F4E578 #C5F478 #87F478

triadic

#C5F478 #78C5F4 #F478C5

tetradic

#C5F478 #78F4E5 #A778F4 #F47887

square

#C5F478 #78F4E5 #A778F4 #F47887

split-complementary

#C5F478 #7887F4 #E578F4

monochromatic

#92DF12 #ADEF3F #C5F478 #DDF9B1 #F3FDE3

Accessibility & contrast

On white

1.27

#C5F478 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.59

#C5F478 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5F478

16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5F478	#FFFFFF	#000000	##000000
##C5F478	1.00	1.27	16.59	16.59
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.59	21.00	1.00	1.00
##000000	16.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE66D

Deuteranopia (green-blind)

#F8E480

Tritanopia (blue-blind)

#CBEAD8

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #c5f478;
/* rgb */ color: rgb(197, 244, 120);
/* oklch */ color: oklch(90.8% 0.161 126.6);

Tailwind

colors: {
  custom: {
    50: '#d9f8a2',
    500: '#c5f478',
    950: '#000000',
  },
}

SCSS

$custom: #c5f478;
$custom-light: #d9f8a2;
$custom-dark: #000000;

JSON

{
  "hex": "#c5f478",
  "rgb": {
    "r": 197,
    "g": 244,
    "b": 120
  },
  "hsl": {
    "h": 82.742,
    "s": 84.932,
    "l": 71.373
  },
  "oklch": {
    "l": 0.90843,
    "c": 0.16061,
    "h": 126.6
  },
  "luminance": 0.77928
}

Semantic roles & 50–950 ramp

primary

#C5F478

secondary

#7741CF

accent

#04E158

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170F

muted

#848580

Preview Lab

Preview with #C5F478

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

Preview Lab → · Contrast checker → · Palette generator →