#C4EF5A#C4EF5A

#C4EF5A is a very light, vivid yellow-green. Relative luminance 0.742; OKLCH L 89.3% C 0.180 H 123.7°. Best body text is #000000 at 15.84:1 contrast (WCAG AA passes).

Color values

HEX	#C4EF5A
RGB	rgb(196, 239, 90)
HSL	hsl(77, 82%, 65%)
HSV	hsv(77, 62%, 94%)
CMYK	cmyk(18%, 0%, 62.3%, 6.3%)
CIE-LAB	lab(89.02, -34.81, 65.38)
CIE-LCH	lch(89.02, 74.08, 118.03°)
OKLab	oklab(89.34% -0.1 0.1498)
OKLCH	oklch(89.34% 0.18 123.7)
XYZ	xyz(55.4773, 74.2066, 21.0715)
Luminance	0.7421 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4EF5A #855AEF

analogous

#EFCF5A #C4EF5A #7AEF5A

triadic

#C4EF5A #5AC4EF #EF5AC4

tetradic

#C4EF5A #5AEFCF #855AEF #EF5A7A

square

#C4EF5A #5AEFCF #855AEF #EF5A7A

split-complementary

#C4EF5A #5A7AEF #CF5AEF

monochromatic

#8BBC12 #B0EA22 #C4EF5A #D8F492 #ECFACA

Accessibility & contrast

On white

1.33

#C4EF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.84

#C4EF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4EF5A

15.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4EF5A	#FFFFFF	#000000	##000000
##C4EF5A	1.00	1.33	15.84	15.84
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.84	21.00	1.00	1.00
##000000	15.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE147

Deuteranopia (green-blind)

#F6DF65

Tritanopia (blue-blind)

#CDE4D0

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #c4ef5a;
/* rgb */ color: rgb(196, 239, 90);
/* oklch */ color: oklch(89.3% 0.180 123.7);

Tailwind

colors: {
  custom: {
    50: '#d9f48f',
    500: '#c4ef5a',
    950: '#000000',
  },
}

SCSS

$custom: #c4ef5a;
$custom-light: #d9f48f;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ef5a",
  "rgb": {
    "r": 196,
    "g": 239,
    "b": 90
  },
  "hsl": {
    "h": 77.315,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.89342,
    "c": 0.18009,
    "h": 123.7
  },
  "luminance": 0.74207
}

Semantic roles & 50–950 ramp

primary

#C4EF5A

secondary

#5A32BB

accent

#07DF45

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C4EF5A

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

Preview Lab → · Contrast checker → · Palette generator →