#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
RGBrgb(144, 197, 56)
HSLhsl(83, 56%, 50%)
HSVhsv(83, 72%, 77%)
CMYKcmyk(26.9%, 0%, 71.6%, 22.7%)
CIE-LABlab(73.64, -37.89, 61.54)
CIE-LCHlch(73.64, 72.27, 121.62°)
OKLaboklab(75.99% -0.1083 0.138)
OKLCHoklch(75.99% 0.175 128.1)
XYZxyz(32.1817, 46.1466, 10.9523)
Luminance0.4615 (WCAG relative)
Temperaturewarm
Familyyellow-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
##90C5381.002.0510.2310.23
#FFFFFF2.051.0021.0021.00
#00000010.2321.001.001.00
##00000010.2321.001.001.00

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 →

#90C538 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva