#90CB40#90CB40

#90CB40 is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.5% C 0.178 H 129.7°. Best body text is #000000 at 10.80:1 contrast (WCAG AA passes).

Color values

HEX#90CB40
RGBrgb(144, 203, 64)
HSLhsl(85, 57%, 52%)
HSVhsv(85, 68%, 80%)
CMYKcmyk(29.1%, 0%, 68.5%, 20.4%)
CIE-LABlab(75.46, -40.04, 60.41)
CIE-LCHlch(75.46, 72.47, 123.54°)
OKLaboklab(77.49% -0.1135 0.1368)
OKLCHoklch(77.49% 0.178 129.7)
XYZxyz(33.7828, 49.0104, 12.5295)
Luminance0.4901 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#90CB40 #7B40CB
analogous
#CBC140 #90CB40 #4ACB40
triadic
#90CB40 #4090CB #CB4090
tetradic
#90CB40 #40CBC1 #7B40CB #CB404A
square
#90CB40 #40CBC1 #7B40CB #CB404A
split-complementary
#90CB40 #404ACB #C140CB
monochromatic
#4F721F #70A22C #90CB40 #ACD870 #C8E5A0

Accessibility & contrast

On white

1.94
#90CB40 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.80
#90CB40 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90CB40
10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##90CB40#FFFFFF#000000##000000
##90CB401.001.9410.8010.80
#FFFFFF1.941.0021.0021.00
#00000010.8021.001.001.00
##00000010.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#D4BD2B
Deuteranopia (green-blind)
#CCB84C
Tritanopia (blue-blind)
#94C2AF
Achromatopsia (no color)
#BABABA

Design tokens & code

CSS
--color: #90cb40;
/* rgb */ color: rgb(144, 203, 64);
/* oklch */ color: oklch(77.5% 0.178 129.7);
Tailwind
colors: {
  custom: {
    50: '#b5db7c',
    500: '#90cb40',
    950: '#000000',
  },
}
SCSS
$custom: #90cb40;
$custom-light: #b5db7c;
$custom-dark: #000000;
JSON
{
  "hex": "#90cb40",
  "rgb": {
    "r": 144,
    "g": 203,
    "b": 64
  },
  "hsl": {
    "h": 85.468,
    "s": 57.202,
    "l": 52.353
  },
  "oklch": {
    "l": 0.77486,
    "c": 0.17776,
    "h": 129.7
  },
  "luminance": 0.49011
}

Semantic roles & 50–950 ramp

primary
#90CB40
secondary
#AF95D2
accent
#47E088
background
#FBFDF7
surface
#F6FBEE
border
#D0D4C9
text
#12150A
muted
#81837C

Preview Lab

Preview with #90CB40

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

Preview Lab → · Contrast checker → · Palette generator →

#90CB40 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva