#90C451#90C451

#90C451 is a light, vivid yellow-green. Relative luminance 0.460; OKLCH L 76.0% C 0.156 H 129.9°. Best body text is #000000 at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#90C451
RGB	rgb(144, 196, 81)
HSL	hsl(87, 49%, 54%)
HSV	hsv(87, 59%, 77%)
CMYK	cmyk(26.5%, 0%, 58.7%, 23.1%)
CIE-LAB	lab(73.55, -35.53, 51.24)
CIE-LCH	lch(73.55, 62.35, 124.74°)
OKLab	oklab(75.98% -0.0997 0.1195)
OKLCH	oklch(75.98% 0.156 129.9)
XYZ	xyz(32.7265, 46.0024, 14.9381)
Luminance	0.4600 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C451 #8551C4

analogous

#C4BE51 #90C451 #57C451

triadic

#90C451 #5190C4 #C45190

tetradic

#90C451 #51C4BE #8551C4 #C45157

square

#90C451 #51C4BE #8551C4 #C45157

split-complementary

#90C451 #5157C4 #BE51C4

monochromatic

#517327 #71A137 #90C451 #ADD37F #CAE3AC

Accessibility & contrast

On white

2.06

#90C451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.20

#90C451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C451

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C451	#FFFFFF	#000000	##000000
##90C451	1.00	2.06	10.20	10.20
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.20	21.00	1.00	1.00
##000000	10.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB745

Deuteranopia (green-blind)

#C5B359

Tritanopia (blue-blind)

#93BCAB

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #90c451;
/* rgb */ color: rgb(144, 196, 81);
/* oklch */ color: oklch(76.0% 0.156 129.9);

Tailwind

colors: {
  custom: {
    50: '#b3d686',
    500: '#90c451',
    950: '#000000',
  },
}

SCSS

$custom: #90c451;
$custom-light: #b3d686;
$custom-dark: #000000;

JSON

{
  "hex": "#90c451",
  "rgb": {
    "r": 144,
    "g": 196,
    "b": 81
  },
  "hsl": {
    "h": 87.13,
    "s": 49.356,
    "l": 54.314
  },
  "oklch": {
    "l": 0.75981,
    "c": 0.15563,
    "h": 129.9
  },
  "luminance": 0.46003
}

Semantic roles & 50–950 ramp

primary

#90C451

secondary

#B6A0D1

accent

#4FD98D

background

#FBFDF8

surface

#F6FAF0

border

#D0D3CB

text

#11140B

muted

#80837C

Preview Lab

Preview with #90C451

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

Preview Lab → · Contrast checker → · Palette generator →