#C5EB57#C5EB57

#C5EB57 is a very light, vivid yellow-green. Relative luminance 0.720; OKLCH L 88.5% C 0.177 H 122.4°. Best body text is #000000 at 15.40:1 contrast (WCAG AA passes).

Color values

HEX	#C5EB57
RGB	rgb(197, 235, 87)
HSL	hsl(75, 79%, 63%)
HSV	hsv(75, 63%, 92%)
CMYK	cmyk(16.2%, 0%, 63%, 7.8%)
CIE-LAB	lab(87.96, -32.81, 65.47)
CIE-LCH	lch(87.96, 73.23, 116.62°)
OKLab	oklab(88.49% -0.0948 0.1495)
OKLCH	oklch(88.49% 0.177 122.4)
XYZ	xyz(54.4552, 71.9750, 20.0387)
Luminance	0.7198 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5EB57 #7D57EB

analogous

#EBC757 #C5EB57 #7BEB57

triadic

#C5EB57 #57C5EB #EB57C5

tetradic

#C5EB57 #57EBC7 #7D57EB #EB577B

square

#C5EB57 #57EBC7 #7D57EB #EB577B

split-complementary

#C5EB57 #577BEB #C757EB

monochromatic

#8AB215 #B2E420 #C5EB57 #D8F28E #EBF8C4

Accessibility & contrast

On white

1.36

#C5EB57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.40

#C5EB57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5EB57

15.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5EB57	#FFFFFF	#000000	##000000
##C5EB57	1.00	1.36	15.40	15.40
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.40	21.00	1.00	1.00
##000000	15.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DD44

Deuteranopia (green-blind)

#F3DD62

Tritanopia (blue-blind)

#CEE0CC

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #c5eb57;
/* rgb */ color: rgb(197, 235, 87);
/* oklch */ color: oklch(88.5% 0.177 122.4);

Tailwind

colors: {
  custom: {
    50: '#daf18d',
    500: '#c5eb57',
    950: '#000000',
  },
}

SCSS

$custom: #c5eb57;
$custom-light: #daf18d;
$custom-dark: #000000;

JSON

{
  "hex": "#c5eb57",
  "rgb": {
    "r": 197,
    "g": 235,
    "b": 87
  },
  "hsl": {
    "h": 75.405,
    "s": 78.723,
    "l": 63.137
  },
  "oklch": {
    "l": 0.88493,
    "c": 0.17705,
    "h": 122.4
  },
  "luminance": 0.71975
}

Semantic roles & 50–950 ramp

primary

#C5EB57

secondary

#5434B3

accent

#0ADB40

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#15160D

muted

#84857F

Preview Lab

Preview with #C5EB57

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

Preview Lab → · Contrast checker → · Palette generator →