#90C839#90C839

#90C839 is a light, vivid yellow-green. Relative luminance 0.475; OKLCH L 76.7% C 0.179 H 128.7°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#90C839
RGB	rgb(144, 200, 57)
HSL	hsl(83, 57%, 50%)
HSV	hsv(83, 72%, 78%)
CMYK	cmyk(28%, 0%, 71.5%, 21.6%)
CIE-LAB	lab(74.53, -39.17, 62.06)
CIE-LCH	lch(74.53, 73.39, 122.25°)
OKLab	oklab(76.72% -0.1117 0.1393)
OKLCH	oklch(76.72% 0.179 128.7)
XYZ	xyz(32.8943, 47.5324, 11.3117)
Luminance	0.4753 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C839 #7139C8

analogous

#C8B939 #90C839 #48C839

triadic

#90C839 #3990C8 #C83990

tetradic

#90C839 #39C8B9 #7139C8 #C83948

square

#90C839 #39C8B9 #7139C8 #C83948

split-complementary

#90C839 #3948C8 #B939C8

monochromatic

#4C691D #6E992B #90C839 #ABD569 #C6E399

Accessibility & contrast

On white

2.00

#90C839 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#90C839 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C839

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C839	#FFFFFF	#000000	##000000
##90C839	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA20

Deuteranopia (green-blind)

#CAB646

Tritanopia (blue-blind)

#95BFAC

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #90c839;
/* rgb */ color: rgb(144, 200, 57);
/* oklch */ color: oklch(76.7% 0.179 128.7);

Tailwind

colors: {
  custom: {
    50: '#b5d978',
    500: '#90c839',
    950: '#000000',
  },
}

SCSS

$custom: #90c839;
$custom-light: #b5d978;
$custom-dark: #000000;

JSON

{
  "hex": "#90c839",
  "rgb": {
    "r": 144,
    "g": 200,
    "b": 57
  },
  "hsl": {
    "h": 83.497,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.76716,
    "c": 0.17853,
    "h": 128.7
  },
  "luminance": 0.47533
}

Semantic roles & 50–950 ramp

primary

#90C839

secondary

#A78FCE

accent

#48E083

background

#FBFDF7

surface

#F6FAEE

border

#D0D3C9

text

#12140A

muted

#81837C

Preview Lab

Preview with #90C839

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

Preview Lab → · Contrast checker → · Palette generator →