#C4E340#C4E340

#C4E340 is a very light, vivid yellow-green. Relative luminance 0.670; OKLCH L 86.5% C 0.183 H 119.9°. Best body text is #000000 at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#C4E340
RGB	rgb(196, 227, 64)
HSL	hsl(71, 74%, 57%)
HSV	hsv(71, 72%, 89%)
CMYK	cmyk(13.7%, 0%, 71.8%, 11%)
CIE-LAB	lab(85.53, -30.89, 71.53)
CIE-LCH	lch(85.53, 77.92, 113.35°)
OKLab	oklab(86.47% -0.0914 0.159)
OKLCH	oklch(86.47% 0.183 119.9)
XYZ	xyz(51.1604, 67.0443, 15.0952)
Luminance	0.6704 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4E340 #5F40E3

analogous

#E3B140 #C4E340 #73E340

triadic

#C4E340 #40C4E3 #E340C4

tetradic

#C4E340 #40E3B1 #5F40E3 #E34073

square

#C4E340 #40E3B1 #5F40E3 #E34073

split-complementary

#C4E340 #4073E3 #B140E3

monochromatic

#7B9316 #A8C81D #C4E340 #D4EB75 #E5F3AB

Accessibility & contrast

On white

1.46

#C4E340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.41

#C4E340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4E340

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4E340	#FFFFFF	#000000	##000000
##C4E340	1.00	1.46	14.41	14.41
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.41	21.00	1.00	1.00
##000000	14.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D621

Deuteranopia (green-blind)

#EED64E

Tritanopia (blue-blind)

#CFD7C4

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #c4e340;
/* rgb */ color: rgb(196, 227, 64);
/* oklch */ color: oklch(86.5% 0.183 119.9);

Tailwind

colors: {
  custom: {
    50: '#daeb80',
    500: '#c4e340',
    950: '#000000',
  },
}

SCSS

$custom: #c4e340;
$custom-light: #daeb80;
$custom-dark: #000000;

JSON

{
  "hex": "#c4e340",
  "rgb": {
    "r": 196,
    "g": 227,
    "b": 64
  },
  "hsl": {
    "h": 71.411,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.86467,
    "c": 0.1834,
    "h": 119.9
  },
  "luminance": 0.67044
}

Semantic roles & 50–950 ramp

primary

#C4E340

secondary

#433097

accent

#37F15A

background

#FEFEFB

surface

#FCFDF2

border

#D5D5CC

text

#15160B

muted

#84847E

Preview Lab

Preview with #C4E340

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

Preview Lab → · Contrast checker → · Palette generator →