#C3EF57#C3EF57

#C3EF57 is a very light, vivid yellow-green. Relative luminance 0.740; OKLCH L 89.2% C 0.183 H 123.9°. Best body text is #000000 at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#C3EF57
RGB	rgb(195, 239, 87)
HSL	hsl(77, 83%, 64%)
HSV	hsv(77, 64%, 94%)
CMYK	cmyk(18.4%, 0%, 63.6%, 6.3%)
CIE-LAB	lab(88.93, -35.41, 66.48)
CIE-LCH	lch(88.93, 75.32, 118.04°)
OKLab	oklab(89.25% -0.1019 0.1517)
OKLCH	oklch(89.25% 0.183 123.9)
XYZ	xyz(55.0929, 74.0228, 20.4003)
Luminance	0.7402 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C3EF57 #8357EF

analogous

#EFCF57 #C3EF57 #77EF57

triadic

#C3EF57 #57C3EF #EF57C3

tetradic

#C3EF57 #57EFCF #8357EF #EF5777

square

#C3EF57 #57EFCF #8357EF #EF5777

split-complementary

#C3EF57 #5777EF #CF57EF

monochromatic

#89BA12 #AFEA1F #C3EF57 #D7F48F #EBFAC7

Accessibility & contrast

On white

1.33

#C3EF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.80

#C3EF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C3EF57

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C3EF57	#FFFFFF	#000000	##000000
##C3EF57	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)

#FCE143

Deuteranopia (green-blind)

#F6DF62

Tritanopia (blue-blind)

#CCE4D0

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #c3ef57;
/* rgb */ color: rgb(195, 239, 87);
/* oklch */ color: oklch(89.2% 0.183 123.9);

Tailwind

colors: {
  custom: {
    50: '#d8f48d',
    500: '#c3ef57',
    950: '#000000',
  },
}

SCSS

$custom: #c3ef57;
$custom-light: #d8f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#c3ef57",
  "rgb": {
    "r": 195,
    "g": 239,
    "b": 87
  },
  "hsl": {
    "h": 77.368,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.89248,
    "c": 0.18273,
    "h": 123.9
  },
  "luminance": 0.74023
}

Semantic roles & 50–950 ramp

primary

#C3EF57

secondary

#5931B9

accent

#06DF45

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15170D

muted

#84857F

Preview Lab

Preview with #C3EF57

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

Preview Lab → · Contrast checker → · Palette generator →