#90AE21#90AE21

#90AE21 is a light, vivid yellow-green. Relative luminance 0.363; OKLCH L 70.4% C 0.160 H 121.7°. Best body text is #000000 at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#90AE21
RGB	rgb(144, 174, 33)
HSL	hsl(73, 68%, 41%)
HSV	hsv(73, 81%, 68%)
CMYK	cmyk(17.2%, 0%, 81%, 31.8%)
CIE-LAB	lab(66.76, -28.38, 62.45)
CIE-LCH	lch(66.76, 68.60, 114.44°)
OKLab	oklab(70.38% -0.0841 0.1362)
OKLCH	oklch(70.38% 0.16 121.7)
XYZ	xyz(26.9126, 36.3112, 7.0295)
Luminance	0.3631 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90AE21 #3F21AE

analogous

#AE8521 #90AE21 #49AE21

triadic

#90AE21 #2190AE #AE2190

tetradic

#90AE21 #21AE85 #3F21AE #AE2149

square

#90AE21 #21AE85 #3F21AE #AE2149

split-complementary

#90AE21 #2149AE #8521AE

monochromatic

#3B470D #657B17 #90AE21 #B5D834 #C8E267

Accessibility & contrast

On white

2.54

#90AE21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.26

#90AE21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90AE21

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90AE21	#FFFFFF	#000000	##000000
##90AE21	1.00	2.54	8.26	8.26
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.26	21.00	1.00	1.00
##000000	8.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#B5A230

Tritanopia (blue-blind)

#98A595

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #90ae21;
/* rgb */ color: rgb(144, 174, 33);
/* oklch */ color: oklch(70.4% 0.160 121.7);

Tailwind

colors: {
  custom: {
    50: '#b4c66a',
    500: '#90ae21',
    950: '#000000',
  },
}

SCSS

$custom: #90ae21;
$custom-light: #b4c66a;
$custom-dark: #000000;

JSON

{
  "hex": "#90ae21",
  "rgb": {
    "r": 144,
    "g": 174,
    "b": 33
  },
  "hsl": {
    "h": 72.766,
    "s": 68.116,
    "l": 40.588
  },
  "oklch": {
    "l": 0.70378,
    "c": 0.16009,
    "h": 121.7
  },
  "luminance": 0.36311
}

Semantic roles & 50–950 ramp

primary

#90AE21

secondary

#7863C8

accent

#3DEB62

background

#FBFCF6

surface

#F6F8EC

border

#D0D1C7

text

#121307

muted

#81827A

Preview Lab

Preview with #90AE21

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

Preview Lab → · Contrast checker → · Palette generator →