#90C539#90C539

#90C539 is a light, vivid yellow-green. Relative luminance 0.462; OKLCH L 76.0% C 0.175 H 128.2°. Best body text is #000000 at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#90C539
RGB	rgb(144, 197, 57)
HSL	hsl(83, 55%, 50%)
HSV	hsv(83, 71%, 77%)
CMYK	cmyk(26.9%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(73.65, -37.83, 61.18)
CIE-LCH	lch(73.65, 71.93, 121.73°)
OKLab	oklab(76% -0.1081 0.1374)
OKLCH	oklch(76% 0.175 128.2)
XYZ	xyz(32.2064, 46.1565, 11.0824)
Luminance	0.4616 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90C539 #6E39C5

analogous

#C5B439 #90C539 #4AC539

triadic

#90C539 #3990C5 #C53990

tetradic

#90C539 #39C5B4 #6E39C5 #C5394A

square

#90C539 #39C5B4 #6E39C5 #C5394A

split-complementary

#90C539 #394AC5 #B439C5

monochromatic

#4B661E #6D962B #90C539 #ABD368 #C5E197

Accessibility & contrast

On white

2.05

#90C539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.23

#90C539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90C539

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90C539	#FFFFFF	#000000	##000000
##90C539	1.00	2.05	10.23	10.23
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.23	21.00	1.00	1.00
##000000	10.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB721

Deuteranopia (green-blind)

#C7B445

Tritanopia (blue-blind)

#95BCAA

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #90c539;
/* rgb */ color: rgb(144, 197, 57);
/* oklch */ color: oklch(76.0% 0.175 128.2);

Tailwind

colors: {
  custom: {
    50: '#b4d778',
    500: '#90c539',
    950: '#000000',
  },
}

SCSS

$custom: #90c539;
$custom-light: #b4d778;
$custom-dark: #000000;

JSON

{
  "hex": "#90c539",
  "rgb": {
    "r": 144,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 82.714,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.76,
    "c": 0.17482,
    "h": 128.2
  },
  "luminance": 0.46157
}

Semantic roles & 50–950 ramp

primary

#90C539

secondary

#A58DCD

accent

#49DE82

background

#FBFDF7

surface

#F6FAEE

border

#D0D3C9

text

#121409

muted

#81837B

Preview Lab

Preview with #90C539

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

Preview Lab → · Contrast checker → · Palette generator →