#C4EF4E#C4EF4E

#C4EF4E is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.2% C 0.189 H 123.2°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#C4EF4E
RGB	rgb(196, 239, 78)
HSL	hsl(76, 83%, 62%)
HSV	hsv(76, 67%, 94%)
CMYK	cmyk(18%, 0%, 67.4%, 6.3%)
CIE-LAB	lab(88.93, -35.62, 69.95)
CIE-LCH	lch(88.93, 78.50, 116.98°)
OKLab	oklab(89.24% -0.1033 0.1578)
OKLCH	oklch(89.24% 0.189 123.2)
XYZ	xyz(55.0072, 74.0185, 18.5953)
Luminance	0.7402 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4EF4E #794EEF

analogous

#EFCA4E #C4EF4E #73EF4E

triadic

#C4EF4E #4EC4EF #EF4EC4

tetradic

#C4EF4E #4EEFCA #794EEF #EF4E73

square

#C4EF4E #4EEFCA #794EEF #EF4E73

split-complementary

#C4EF4E #4E73EF #CA4EEF

monochromatic

#87B210 #B1EA16 #C4EF4E #D7F486 #E9F9BE

Accessibility & contrast

On white

1.33

#C4EF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#C4EF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4EF4E

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4EF4E	#FFFFFF	#000000	##000000
##C4EF4E	1.00	1.33	15.80	15.80
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.80	21.00	1.00	1.00
##000000	15.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE136

Deuteranopia (green-blind)

#F7DF5B

Tritanopia (blue-blind)

#CDE3CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c4ef4e;
/* rgb */ color: rgb(196, 239, 78);
/* oklch */ color: oklch(89.2% 0.189 123.2);

Tailwind

colors: {
  custom: {
    50: '#d9f488',
    500: '#c4ef4e',
    950: '#000000',
  },
}

SCSS

$custom: #c4ef4e;
$custom-light: #d9f488;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ef4e",
  "rgb": {
    "r": 196,
    "g": 239,
    "b": 78
  },
  "hsl": {
    "h": 76.025,
    "s": 83.42,
    "l": 62.157
  },
  "oklch": {
    "l": 0.89242,
    "c": 0.18858,
    "h": 123.2
  },
  "luminance": 0.74019
}

Semantic roles & 50–950 ramp

primary

#C4EF4E

secondary

#522FB2

accent

#06E040

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C4EF4E

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

Preview Lab → · Contrast checker → · Palette generator →