#C4ED59#C4ED59

#C4ED59 is a very light, vivid yellow-green. Relative luminance 0.730; OKLCH L 88.9% C 0.178 H 123.2°. Best body text is #000000 at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#C4ED59
RGB	rgb(196, 237, 89)
HSL	hsl(77, 80%, 64%)
HSV	hsv(77, 62%, 93%)
CMYK	cmyk(17.3%, 0%, 62.4%, 7.1%)
CIE-LAB	lab(88.46, -33.97, 65.19)
CIE-LCH	lch(88.46, 73.51, 117.53°)
OKLab	oklab(88.89% -0.0978 0.1492)
OKLCH	oklch(88.89% 0.178 123.2)
XYZ	xyz(54.8528, 73.0251, 20.6547)
Luminance	0.7302 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4ED59 #8259ED

analogous

#EDCC59 #C4ED59 #7AED59

triadic

#C4ED59 #59C4ED #ED59C4

tetradic

#C4ED59 #59EDCC #8259ED #ED597A

square

#C4ED59 #59EDCC #8259ED #ED597A

split-complementary

#C4ED59 #597AED #CC59ED

monochromatic

#8AB814 #B0E722 #C4ED59 #D8F390 #EBF9C7

Accessibility & contrast

On white

1.35

#C4ED59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.60

#C4ED59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4ED59

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4ED59	#FFFFFF	#000000	##000000
##C4ED59	1.00	1.35	15.60	15.60
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.60	21.00	1.00	1.00
##000000	15.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FADF47

Deuteranopia (green-blind)

#F4DE64

Tritanopia (blue-blind)

#CDE2CE

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c4ed59;
/* rgb */ color: rgb(196, 237, 89);
/* oklch */ color: oklch(88.9% 0.178 123.2);

Tailwind

colors: {
  custom: {
    50: '#d9f38e',
    500: '#c4ed59',
    950: '#000000',
  },
}

SCSS

$custom: #c4ed59;
$custom-light: #d9f38e;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ed59",
  "rgb": {
    "r": 196,
    "g": 237,
    "b": 89
  },
  "hsl": {
    "h": 76.622,
    "s": 80.435,
    "l": 63.922
  },
  "oklch": {
    "l": 0.88887,
    "c": 0.17839,
    "h": 123.2
  },
  "luminance": 0.73025
}

Semantic roles & 50–950 ramp

primary

#C4ED59

secondary

#5833B7

accent

#09DD43

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C4ED59

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

Preview Lab → · Contrast checker → · Palette generator →