#90C637#90C637

#90C637 is a light, vivid yellow-green. Relative luminance 0.466; OKLCH L 76.2% C 0.177 H 128.3°. Best body text is #000000 at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#90C637
RGB	rgb(144, 198, 55)
HSL	hsl(83, 57%, 50%)
HSV	hsv(83, 72%, 78%)
CMYK	cmyk(27.3%, 0%, 72.2%, 22.4%)
CIE-LAB	lab(73.93, -38.40, 62.18)
CIE-LCH	lch(73.93, 73.08, 121.69°)
OKLab	oklab(76.22% -0.1098 0.1392)
OKLCH	oklch(76.22% 0.177 128.3)
XYZ	xyz(32.3853, 46.5925, 10.9007)
Luminance	0.4659 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C637 #6D37C6

analogous

#C6B537 #90C637 #49C637

triadic

#90C637 #3790C6 #C63790

tetradic

#90C637 #37C6B5 #6D37C6 #C63749

square

#90C637 #37C6B5 #6D37C6 #C63749

split-complementary

#90C637 #3749C6 #B537C6

monochromatic

#4A661C #6D962A #90C637 #ABD466 #C5E296

Accessibility & contrast

On white

2.04

#90C637 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.32

#90C637 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C637

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C637	#FFFFFF	#000000	##000000
##90C637	1.00	2.04	10.32	10.32
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.32	21.00	1.00	1.00
##000000	10.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B81C

Deuteranopia (green-blind)

#C8B544

Tritanopia (blue-blind)

#95BDAA

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #90c637;
/* rgb */ color: rgb(144, 198, 55);
/* oklch */ color: oklch(76.2% 0.177 128.3);

Tailwind

colors: {
  custom: {
    50: '#b5d777',
    500: '#90c637',
    950: '#000000',
  },
}

SCSS

$custom: #90c637;
$custom-light: #b5d777;
$custom-dark: #000000;

JSON

{
  "hex": "#90c637",
  "rgb": {
    "r": 144,
    "g": 198,
    "b": 55
  },
  "hsl": {
    "h": 82.657,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.76224,
    "c": 0.17729,
    "h": 128.3
  },
  "luminance": 0.46593
}

Semantic roles & 50–950 ramp

primary

#90C637

secondary

#A48CCD

accent

#48E081

background

#FBFDF7

surface

#F6FAEE

border

#D0D3C9

text

#121409

muted

#81837B

Preview Lab

Preview with #90C637

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

Preview Lab → · Contrast checker → · Palette generator →