#90CD3B#90CD3B

#90CD3B is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 77.9% C 0.183 H 129.7°. Best body text is #000000 at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#90CD3B
RGB	rgb(144, 205, 59)
HSL	hsl(85, 59%, 52%)
HSV	hsv(85, 71%, 80%)
CMYK	cmyk(29.8%, 0%, 71.2%, 19.6%)
CIE-LAB	lab(76.01, -41.24, 62.83)
CIE-LCH	lch(76.01, 75.15, 123.28°)
OKLab	oklab(77.93% -0.1172 0.1411)
OKLCH	oklch(77.93% 0.183 129.7)
XYZ	xyz(34.1222, 49.9067, 11.9720)
Luminance	0.4991 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90CD3B #783BCD

analogous

#CDC13B #90CD3B #47CD3B

triadic

#90CD3B #3B90CD #CD3B90

tetradic

#90CD3B #3BCDC1 #783BCD #CD3B47

square

#90CD3B #3BCDC1 #783BCD #CD3B47

split-complementary

#90CD3B #3B47CD #C13BCD

monochromatic

#4E711D #6FA229 #90CD3B #ACD96C #C7E69D

Accessibility & contrast

On white

1.91

#90CD3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.98

#90CD3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90CD3B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90CD3B	#FFFFFF	#000000	##000000
##90CD3B	1.00	1.91	10.98	10.98
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.98	21.00	1.00	1.00
##000000	10.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE21

Deuteranopia (green-blind)

#CEBA48

Tritanopia (blue-blind)

#94C4B0

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #90cd3b;
/* rgb */ color: rgb(144, 205, 59);
/* oklch */ color: oklch(77.9% 0.183 129.7);

Tailwind

colors: {
  custom: {
    50: '#b5dc7a',
    500: '#90cd3b',
    950: '#000000',
  },
}

SCSS

$custom: #90cd3b;
$custom-light: #b5dc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#90cd3b",
  "rgb": {
    "r": 144,
    "g": 205,
    "b": 59
  },
  "hsl": {
    "h": 85.068,
    "s": 59.35,
    "l": 51.765
  },
  "oklch": {
    "l": 0.77926,
    "c": 0.18348,
    "h": 129.7
  },
  "luminance": 0.49908
}

Semantic roles & 50–950 ramp

primary

#90CD3B

secondary

#AD92D2

accent

#45E387

background

#FBFDF7

surface

#F6FBEE

border

#D0D4C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #90CD3B

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

Preview Lab → · Contrast checker → · Palette generator →