#C4EF4C#C4EF4C

#C4EF4C is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.2% C 0.190 H 123.1°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#C4EF4C
RGB	rgb(196, 239, 76)
HSL	hsl(76, 84%, 62%)
HSV	hsv(76, 68%, 94%)
CMYK	cmyk(18%, 0%, 68.2%, 6.3%)
CIE-LAB	lab(88.92, -35.74, 70.67)
CIE-LCH	lch(88.92, 79.20, 116.82°)
OKLab	oklab(89.23% -0.1038 0.159)
OKLCH	oklch(89.23% 0.19 123.1)
XYZ	xyz(54.9366, 73.9903, 18.2234)
Luminance	0.7399 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4EF4C #774CEF

analogous

#EFC84C #C4EF4C #73EF4C

triadic

#C4EF4C #4CC4EF #EF4CC4

tetradic

#C4EF4C #4CEFC8 #774CEF #EF4C73

square

#C4EF4C #4CEFC8 #774CEF #EF4C73

split-complementary

#C4EF4C #4C73EF #C84CEF

monochromatic

#86B110 #B1E915 #C4EF4C #D7F484 #E9F9BC

Accessibility & contrast

On white

1.33

#C4EF4C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#C4EF4C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4EF4C

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4EF4C	#FFFFFF	#000000	##000000
##C4EF4C	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)

#FCE032

Deuteranopia (green-blind)

#F7DF59

Tritanopia (blue-blind)

#CEE3CF

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c4ef4c;
/* rgb */ color: rgb(196, 239, 76);
/* oklch */ color: oklch(89.2% 0.190 123.1);

Tailwind

colors: {
  custom: {
    50: '#d9f487',
    500: '#c4ef4c',
    950: '#000000',
  },
}

SCSS

$custom: #c4ef4c;
$custom-light: #d9f487;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ef4c",
  "rgb": {
    "r": 196,
    "g": 239,
    "b": 76
  },
  "hsl": {
    "h": 75.828,
    "s": 83.59,
    "l": 61.765
  },
  "oklch": {
    "l": 0.89227,
    "c": 0.18988,
    "h": 123.1
  },
  "luminance": 0.73991
}

Semantic roles & 50–950 ramp

primary

#C4EF4C

secondary

#512EB1

accent

#05E03F

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170C

muted

#84857F

Preview Lab

Preview with #C4EF4C

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

Preview Lab → · Contrast checker → · Palette generator →