#C5E359#C5E359

#C5E359 is a very light, vivid yellow-green. Relative luminance 0.675; OKLCH L 86.7% C 0.166 H 120.4°. Best body text is #000000 at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#C5E359
RGB	rgb(197, 227, 89)
HSL	hsl(73, 71%, 62%)
HSV	hsv(73, 61%, 89%)
CMYK	cmyk(13.2%, 0%, 60.8%, 11%)
CIE-LAB	lab(85.77, -28.95, 62.29)
CIE-LCH	lch(85.77, 68.69, 114.92°)
OKLab	oklab(86.74% -0.0838 0.1431)
OKLCH	oklch(86.74% 0.166 120.4)
XYZ	xyz(52.2989, 67.5299, 19.7287)
Luminance	0.6753 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5E359 #7759E3

analogous

#E3BC59 #C5E359 #80E359

triadic

#C5E359 #59C5E3 #E359C5

tetradic

#C5E359 #59E3BC #7759E3 #E35980

square

#C5E359 #59E3BC #7759E3 #E35980

split-complementary

#C5E359 #5980E3 #BC59E3

monochromatic

#88A61C #B3DA25 #C5E359 #D7EC8D #EAF5C2

Accessibility & contrast

On white

1.45

#C5E359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.51

#C5E359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5E359

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5E359	#FFFFFF	#000000	##000000
##C5E359	1.00	1.45	14.51	14.51
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.51	21.00	1.00	1.00
##000000	14.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D749

Deuteranopia (green-blind)

#EDD762

Tritanopia (blue-blind)

#CFD8C6

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #c5e359;
/* rgb */ color: rgb(197, 227, 89);
/* oklch */ color: oklch(86.7% 0.166 120.4);

Tailwind

colors: {
  custom: {
    50: '#d9eb8d',
    500: '#c5e359',
    950: '#000000',
  },
}

SCSS

$custom: #c5e359;
$custom-light: #d9eb8d;
$custom-dark: #000000;

JSON

{
  "hex": "#c5e359",
  "rgb": {
    "r": 197,
    "g": 227,
    "b": 89
  },
  "hsl": {
    "h": 73.043,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.86738,
    "c": 0.16583,
    "h": 120.4
  },
  "luminance": 0.6753
}

Semantic roles & 50–950 ramp

primary

#C5E359

secondary

#5138A8

accent

#12D33C

background

#FEFEFC

surface

#FCFDF4

border

#D5D5CE

text

#15160D

muted

#84847F

Preview Lab

Preview with #C5E359

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

Preview Lab → · Contrast checker → · Palette generator →