#90E55B#90E55B

#90E55B is a very light, vivid yellow-green. Relative luminance 0.627; OKLCH L 83.9% C 0.191 H 135.3°. Best body text is #000000 at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#90E55B
RGB	rgb(144, 229, 91)
HSL	hsl(97, 73%, 63%)
HSV	hsv(97, 60%, 90%)
CMYK	cmyk(37.1%, 0%, 60.3%, 10.2%)
CIE-LAB	lab(83.30, -48.96, 57.85)
CIE-LCH	lch(83.30, 75.79, 130.24°)
OKLab	oklab(83.94% -0.1358 0.1346)
OKLCH	oklch(83.94% 0.191 135.3)
XYZ	xyz(41.4083, 62.7213, 19.8201)
Luminance	0.6272 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90E55B #B05BE5

analogous

#D5E55B #90E55B #5BE56B

triadic

#90E55B #5B90E5 #E55B90

tetradic

#90E55B #5BD5E5 #B05BE5 #E56B5B

square

#90E55B #5BD5E5 #B05BE5 #E56B5B

split-complementary

#90E55B #6B5BE5 #E55BD5

monochromatic

#52AB1B #6CDD26 #90E55B #B4ED90 #D8F6C5

Accessibility & contrast

On white

1.55

#90E55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.54

#90E55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90E55B

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90E55B	#FFFFFF	#000000	##000000
##90E55B	1.00	1.55	13.54	13.54
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.54	21.00	1.00	1.00
##000000	13.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD44B

Deuteranopia (green-blind)

#E1CD66

Tritanopia (blue-blind)

#8EDDC8

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #90e55b;
/* rgb */ color: rgb(144, 229, 91);
/* oklch */ color: oklch(83.9% 0.191 135.3);

Tailwind

colors: {
  custom: {
    50: '#b5ee8e',
    500: '#90e55b',
    950: '#000000',
  },
}

SCSS

$custom: #90e55b;
$custom-light: #b5ee8e;
$custom-dark: #000000;

JSON

{
  "hex": "#90e55b",
  "rgb": {
    "r": 144,
    "g": 229,
    "b": 91
  },
  "hsl": {
    "h": 96.957,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.83941,
    "c": 0.19125,
    "h": 135.3
  },
  "luminance": 0.62723
}

Semantic roles & 50–950 ramp

primary

#90E55B

secondary

#8038AC

accent

#11D589

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12160D

muted

#82857F

Preview Lab

Preview with #90E55B

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

Preview Lab → · Contrast checker → · Palette generator →