#90EE5B#90EE5B

#90EE5B is a very light, highly saturated yellow-green. Relative luminance 0.678; OKLCH L 86.1% C 0.203 H 136.0°. Best body text is #000000 at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#90EE5B
RGB	rgb(144, 238, 91)
HSL	hsl(98, 81%, 65%)
HSV	hsv(98, 62%, 93%)
CMYK	cmyk(39.5%, 0%, 61.8%, 6.7%)
CIE-LAB	lab(85.92, -52.64, 60.78)
CIE-LCH	lch(85.92, 80.40, 130.89°)
OKLab	oklab(86.09% -0.1459 0.1409)
OKLCH	oklch(86.09% 0.203 136)
XYZ	xyz(43.9633, 67.8314, 20.6718)
Luminance	0.6783 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90EE5B #B95BEE

analogous

#DAEE5B #90EE5B #5BEE70

triadic

#90EE5B #5B90EE #EE5B90

tetradic

#90EE5B #5BDAEE #B95BEE #EE705B

square

#90EE5B #5BDAEE #B95BEE #EE705B

split-complementary

#90EE5B #705BEE #EE5BDA

monochromatic

#50BB13 #6AE824 #90EE5B #B6F492 #DBF9CA

Accessibility & contrast

On white

1.44

#90EE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.57

#90EE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90EE5B

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90EE5B	#FFFFFF	#000000	##000000
##90EE5B	1.00	1.44	14.57	14.57
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.57	21.00	1.00	1.00
##000000	14.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC4A

Deuteranopia (green-blind)

#E9D467

Tritanopia (blue-blind)

#8DE6CF

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #90ee5b;
/* rgb */ color: rgb(144, 238, 91);
/* oklch */ color: oklch(86.1% 0.203 136.0);

Tailwind

colors: {
  custom: {
    50: '#b6f48f',
    500: '#90ee5b',
    950: '#000000',
  },
}

SCSS

$custom: #90ee5b;
$custom-light: #b6f48f;
$custom-dark: #000000;

JSON

{
  "hex": "#90ee5b",
  "rgb": {
    "r": 144,
    "g": 238,
    "b": 91
  },
  "hsl": {
    "h": 98.367,
    "s": 81.215,
    "l": 64.51
  },
  "oklch": {
    "l": 0.86086,
    "c": 0.20279,
    "h": 136
  },
  "luminance": 0.67834
}

Semantic roles & 50–950 ramp

primary

#90EE5B

secondary

#8933BA

accent

#08DE91

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #90EE5B

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

Preview Lab → · Contrast checker → · Palette generator →