#90CB3B#90CB3B

#90CB3B is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.4% C 0.181 H 129.4°. Best body text is #000000 at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#90CB3B
RGB	rgb(144, 203, 59)
HSL	hsl(85, 58%, 51%)
HSV	hsv(85, 71%, 80%)
CMYK	cmyk(29.1%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(75.42, -40.37, 62.24)
CIE-LCH	lch(75.42, 74.18, 122.97°)
OKLab	oklab(77.45% -0.1148 0.1399)
OKLCH	oklch(77.45% 0.181 129.4)
XYZ	xyz(33.6468, 48.9560, 11.8135)
Luminance	0.4896 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90CB3B #763BCB

analogous

#CBBE3B #90CB3B #48CB3B

triadic

#90CB3B #3B90CB #CB3B90

tetradic

#90CB3B #3BCBBE #763BCB #CB3B48

square

#90CB3B #3BCBBE #763BCB #CB3B48

split-complementary

#90CB3B #3B48CB #BE3BCB

monochromatic

#4D6E1D #6F9F2A #90CB3B #ABD86B #C7E59C

Accessibility & contrast

On white

1.95

#90CB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.79

#90CB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90CB3B

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90CB3B	#FFFFFF	#000000	##000000
##90CB3B	1.00	1.95	10.79	10.79
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.79	21.00	1.00	1.00
##000000	10.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BC22

Deuteranopia (green-blind)

#CCB848

Tritanopia (blue-blind)

#94C2AF

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #90cb3b;
/* rgb */ color: rgb(144, 203, 59);
/* oklch */ color: oklch(77.4% 0.181 129.4);

Tailwind

colors: {
  custom: {
    50: '#b5db7a',
    500: '#90cb3b',
    950: '#000000',
  },
}

SCSS

$custom: #90cb3b;
$custom-light: #b5db7a;
$custom-dark: #000000;

JSON

{
  "hex": "#90cb3b",
  "rgb": {
    "r": 144,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 84.583,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.77448,
    "c": 0.18101,
    "h": 129.4
  },
  "luminance": 0.48957
}

Semantic roles & 50–950 ramp

primary

#90CB3B

secondary

#AB91D1

accent

#47E186

background

#FBFDF7

surface

#F6FBEE

border

#D0D4C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #90CB3B

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

Preview Lab → · Contrast checker → · Palette generator →