#90D451#90D451

#90D451 is a light, vivid yellow-green. Relative luminance 0.536; OKLCH L 79.8% C 0.177 H 132.4°. Best body text is #000000 at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#90D451
RGB	rgb(144, 212, 81)
HSL	hsl(91, 60%, 57%)
HSV	hsv(91, 62%, 83%)
CMYK	cmyk(32.1%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(78.23, -42.65, 56.48)
CIE-LCH	lch(78.23, 70.77, 127.06°)
OKLab	oklab(79.79% -0.1193 0.1306)
OKLCH	oklch(79.79% 0.177 132.4)
XYZ	xyz(36.5298, 53.6090, 16.2059)
Luminance	0.5361 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90D451 #9551D4

analogous

#D2D451 #90D451 #51D453

triadic

#90D451 #5190D4 #D45190

tetradic

#90D451 #51D2D4 #9551D4 #D45351

square

#90D451 #51D2D4 #9551D4 #D45351

split-complementary

#90D451 #5351D4 #D451D2

monochromatic

#538922 #71BA2E #90D451 #AFE082 #CFECB3

Accessibility & contrast

On white

1.79

#90D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.72

#90D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90D451

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90D451	#FFFFFF	#000000	##000000
##90D451	1.00	1.79	11.72	11.72
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.72	21.00	1.00	1.00
##000000	11.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC542

Deuteranopia (green-blind)

#D3C05B

Tritanopia (blue-blind)

#91CCB8

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #90d451;
/* rgb */ color: rgb(144, 212, 81);
/* oklch */ color: oklch(79.8% 0.177 132.4);

Tailwind

colors: {
  custom: {
    50: '#b4e187',
    500: '#90d451',
    950: '#000000',
  },
}

SCSS

$custom: #90d451;
$custom-light: #b4e187;
$custom-dark: #000000;

JSON

{
  "hex": "#90d451",
  "rgb": {
    "r": 144,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 91.145,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.79787,
    "c": 0.17694,
    "h": 132.4
  },
  "luminance": 0.5361
}

Semantic roles & 50–950 ramp

primary

#90D451

secondary

#663A8F

accent

#44E497

background

#FDFEFC

surface

#F8FCF3

border

#D1D5CD

text

#11150C

muted

#81847F

Preview Lab

Preview with #90D451

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

Preview Lab → · Contrast checker → · Palette generator →