#90AD1B#90AD1B

#90AD1B is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 70.1% C 0.161 H 121.3°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX#90AD1B
RGBrgb(144, 173, 27)
HSLhsl(72, 73%, 39%)
HSVhsv(72, 84%, 68%)
CMYKcmyk(16.8%, 0%, 84.4%, 32.2%)
CIE-LABlab(66.44, -28.11, 63.73)
CIE-LCHlch(66.44, 69.65, 113.81°)
OKLaboklab(70.11% -0.0838 0.138)
OKLCHoklch(70.11% 0.161 121.3)
XYZxyz(26.6435, 35.8956, 6.5616)
Luminance0.3590 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#90AD1B #381BAD
analogous
#AD811B #90AD1B #47AD1B
triadic
#90AD1B #1B90AD #AD1B90
tetradic
#90AD1B #1BAD81 #381BAD #AD1B47
square
#90AD1B #1BAD81 #381BAD #AD1B47
split-complementary
#90AD1B #1B47AD #811BAD
monochromatic
#38430A #647813 #90AD1B #B9DD28 #CAE65D

Accessibility & contrast

On white

2.57
#90AD1B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.18
#90AD1B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90AD1B
8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##90AD1B#FFFFFF#000000##000000
##90AD1B1.002.578.188.18
#FFFFFF2.571.0021.0021.00
#0000008.1821.001.001.00
##0000008.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#B8A200
Deuteranopia (green-blind)
#B5A22C
Tritanopia (blue-blind)
#98A393
Achromatopsia (no color)
#A2A2A2

Design tokens & code

CSS
--color: #90ad1b;
/* rgb */ color: rgb(144, 173, 27);
/* oklch */ color: oklch(70.1% 0.161 121.3);
Tailwind
colors: {
  custom: {
    50: '#b5c568',
    500: '#90ad1b',
    950: '#000000',
  },
}
SCSS
$custom: #90ad1b;
$custom-light: #b5c568;
$custom-dark: #000000;
JSON
{
  "hex": "#90ad1b",
  "rgb": {
    "r": 144,
    "g": 173,
    "b": 27
  },
  "hsl": {
    "h": 71.918,
    "s": 73,
    "l": 39.216
  },
  "oklch": {
    "l": 0.70114,
    "c": 0.16141,
    "h": 121.3
  },
  "luminance": 0.35896
}

Semantic roles & 50–950 ramp

primary
#90AD1B
secondary
#705ACA
accent
#38F05D
background
#FBFCF6
surface
#F6F8EB
border
#D0D1C6
text
#121207
muted
#81817A

Preview Lab

Preview with #90AD1B

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

Preview Lab → · Contrast checker → · Palette generator →

#90AD1B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva