#C4EF55#C4EF55

#C4EF55 is a very light, vivid yellow-green. Relative luminance 0.741; OKLCH L 89.3% C 0.184 H 123.5°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#C4EF55
RGB	rgb(196, 239, 85)
HSL	hsl(77, 83%, 64%)
HSV	hsv(77, 64%, 94%)
CMYK	cmyk(18%, 0%, 64.4%, 6.3%)
CIE-LAB	lab(88.98, -35.16, 67.34)
CIE-LCH	lch(88.98, 75.96, 117.57°)
OKLab	oklab(89.3% -0.1014 0.1532)
OKLCH	oklch(89.3% 0.184 123.5)
XYZ	xyz(55.2716, 74.1243, 19.9881)
Luminance	0.7412 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4EF55 #8055EF

analogous

#EFCD55 #C4EF55 #77EF55

triadic

#C4EF55 #55C4EF #EF55C4

tetradic

#C4EF55 #55EFCD #8055EF #EF5577

square

#C4EF55 #55EFCD #8055EF #EF5577

split-complementary

#C4EF55 #5577EF #CD55EF

monochromatic

#8AB811 #B1EA1D #C4EF55 #D7F48D #EBFAC5

Accessibility & contrast

On white

1.33

#C4EF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.83

#C4EF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4EF55

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4EF55	#FFFFFF	#000000	##000000
##C4EF55	1.00	1.33	15.83	15.83
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.83	21.00	1.00	1.00
##000000	15.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE140

Deuteranopia (green-blind)

#F6DF61

Tritanopia (blue-blind)

#CDE4CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c4ef55;
/* rgb */ color: rgb(196, 239, 85);
/* oklch */ color: oklch(89.3% 0.184 123.5);

Tailwind

colors: {
  custom: {
    50: '#d9f48c',
    500: '#c4ef55',
    950: '#000000',
  },
}

SCSS

$custom: #c4ef55;
$custom-light: #d9f48c;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ef55",
  "rgb": {
    "r": 196,
    "g": 239,
    "b": 85
  },
  "hsl": {
    "h": 76.753,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.89298,
    "c": 0.18376,
    "h": 123.5
  },
  "luminance": 0.74125
}

Semantic roles & 50–950 ramp

primary

#C4EF55

secondary

#5631B7

accent

#06DF43

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C4EF55

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

Preview Lab → · Contrast checker → · Palette generator →