#90CB59#90CB59

#90CB59 is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.7% C 0.158 H 131.9°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#90CB59
RGB	rgb(144, 203, 89)
HSL	hsl(91, 52%, 57%)
HSV	hsv(91, 56%, 80%)
CMYK	cmyk(29.1%, 0%, 56.2%, 20.4%)
CIE-LAB	lab(75.68, -37.93, 50.05)
CIE-LCH	lch(75.68, 62.80, 127.16°)
OKLab	oklab(77.73% -0.1057 0.1177)
OKLCH	oklch(77.73% 0.158 131.9)
XYZ	xyz(34.6602, 49.3614, 17.1508)
Luminance	0.4936 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90CB59 #9459CB

analogous

#C9CB59 #90CB59 #59CB5B

triadic

#90CB59 #5990CB #CB5990

tetradic

#90CB59 #59C9CB #9459CB #CB5B59

square

#90CB59 #59C9CB #9459CB #CB5B59

split-complementary

#90CB59 #5B59CB #CB59C9

monochromatic

#538128 #71B037 #90CB59 #AFDA88 #CEE8B6

Accessibility & contrast

On white

1.93

#90CB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#90CB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90CB59

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90CB59	#FFFFFF	#000000	##000000
##90CB59	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD4E

Deuteranopia (green-blind)

#CAB961

Tritanopia (blue-blind)

#92C3B2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #90cb59;
/* rgb */ color: rgb(144, 203, 89);
/* oklch */ color: oklch(77.7% 0.158 131.9);

Tailwind

colors: {
  custom: {
    50: '#b4db8b',
    500: '#90cb59',
    950: '#000000',
  },
}

SCSS

$custom: #90cb59;
$custom-light: #b4db8b;
$custom-dark: #000000;

JSON

{
  "hex": "#90cb59",
  "rgb": {
    "r": 144,
    "g": 203,
    "b": 89
  },
  "hsl": {
    "h": 91.053,
    "s": 52.294,
    "l": 57.255
  },
  "oklch": {
    "l": 0.77733,
    "c": 0.15821,
    "h": 131.9
  },
  "luminance": 0.49362
}

Semantic roles & 50–950 ramp

primary

#90CB59

secondary

#C1A9D7

accent

#4CDC96

background

#FBFDF8

surface

#F6FBF0

border

#D0D4CB

text

#11150C

muted

#80837D

Preview Lab

Preview with #90CB59

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

Preview Lab → · Contrast checker → · Palette generator →