#C0E957#C0E957

#C0E957 is a very light, vivid yellow-green. Relative luminance 0.702; OKLCH L 87.7% C 0.177 H 123.4°. Best body text is #000000 at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#C0E957
RGB	rgb(192, 233, 87)
HSL	hsl(77, 77%, 63%)
HSV	hsv(77, 63%, 91%)
CMYK	cmyk(17.6%, 0%, 62.7%, 8.6%)
CIE-LAB	lab(87.08, -33.82, 64.44)
CIE-LCH	lch(87.08, 72.77, 117.69°)
OKLab	oklab(87.71% -0.0973 0.1475)
OKLCH	oklch(87.71% 0.177 123.4)
XYZ	xyz(52.5979, 70.1721, 19.7885)
Luminance	0.7017 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C0E957 #8057E9

analogous

#E9C957 #C0E957 #77E957

triadic

#C0E957 #57C0E9 #E957C0

tetradic

#C0E957 #57E9C9 #8057E9 #E95777

square

#C0E957 #57E9C9 #8057E9 #E95777

split-complementary

#C0E957 #5777E9 #C957E9

monochromatic

#84AF17 #ACE221 #C0E957 #D4F08D #E9F7C3

Accessibility & contrast

On white

1.40

#C0E957 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.03

#C0E957 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C0E957

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C0E957	#FFFFFF	#000000	##000000
##C0E957	1.00	1.40	15.03	15.03
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.03	21.00	1.00	1.00
##000000	15.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DB45

Deuteranopia (green-blind)

#F0DA62

Tritanopia (blue-blind)

#C9DECB

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #c0e957;
/* rgb */ color: rgb(192, 233, 87);
/* oklch */ color: oklch(87.7% 0.177 123.4);

Tailwind

colors: {
  custom: {
    50: '#d6f08d',
    500: '#c0e957',
    950: '#000000',
  },
}

SCSS

$custom: #c0e957;
$custom-light: #d6f08d;
$custom-dark: #000000;

JSON

{
  "hex": "#c0e957",
  "rgb": {
    "r": 192,
    "g": 233,
    "b": 87
  },
  "hsl": {
    "h": 76.849,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.87705,
    "c": 0.17665,
    "h": 123.4
  },
  "luminance": 0.70172
}

Semantic roles & 50–950 ramp

primary

#C0E957

secondary

#5735AF

accent

#0CD946

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160D

muted

#84857F

Preview Lab

Preview with #C0E957

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

Preview Lab → · Contrast checker → · Palette generator →