#90C538#90C538

#90C538 is a light, vivid yellow-green. Relative luminance 0.461; OKLCH L 76.0% C 0.175 H 128.1°. Best body text is #000000 at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#90C538
RGB	rgb(144, 197, 56)
HSL	hsl(83, 56%, 50%)
HSV	hsv(83, 72%, 77%)
CMYK	cmyk(26.9%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(73.64, -37.89, 61.54)
CIE-LCH	lch(73.64, 72.27, 121.62°)
OKLab	oklab(75.99% -0.1083 0.138)
OKLCH	oklch(75.99% 0.175 128.1)
XYZ	xyz(32.1817, 46.1466, 10.9523)
Luminance	0.4615 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C538 #6D38C5

analogous

#C5B338 #90C538 #4AC538

triadic

#90C538 #3890C5 #C53890

tetradic

#90C538 #38C5B3 #6D38C5 #C5384A

square

#90C538 #38C5B3 #6D38C5 #C5384A

split-complementary

#90C538 #384AC5 #B338C5

monochromatic

#4A661D #6D952A #90C538 #ABD467 #C5E196

Accessibility & contrast

On white

2.05

#90C538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.23

#90C538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C538

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C538	#FFFFFF	#000000	##000000
##90C538	1.00	2.05	10.23	10.23
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.23	21.00	1.00	1.00
##000000	10.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB71F

Deuteranopia (green-blind)

#C7B445

Tritanopia (blue-blind)

#95BCA9

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #90c538;
/* rgb */ color: rgb(144, 197, 56);
/* oklch */ color: oklch(76.0% 0.175 128.1);

Tailwind

colors: {
  custom: {
    50: '#b5d778',
    500: '#90c538',
    950: '#000000',
  },
}

SCSS

$custom: #90c538;
$custom-light: #b5d778;
$custom-dark: #000000;

JSON

{
  "hex": "#90c538",
  "rgb": {
    "r": 144,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 82.553,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.75993,
    "c": 0.17543,
    "h": 128.1
  },
  "luminance": 0.46147
}

Semantic roles & 50–950 ramp

primary

#90C538

secondary

#A48CCD

accent

#49DF81

background

#FBFDF7

surface

#F6FAEE

border

#D0D3C9

text

#121409

muted

#81837B

Preview Lab

Preview with #90C538

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

Preview Lab → · Contrast checker → · Palette generator →