#90EF53#90EF53

#90EF53 is a very light, highly saturated yellow-green. Relative luminance 0.683; OKLCH L 86.3% C 0.210 H 135.4°. Best body text is #000000 at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#90EF53
RGB	rgb(144, 239, 83)
HSL	hsl(97, 83%, 63%)
HSV	hsv(97, 65%, 94%)
CMYK	cmyk(39.7%, 0%, 65.3%, 6.3%)
CIE-LAB	lab(86.15, -53.72, 64.26)
CIE-LCH	lch(86.15, 83.76, 129.89°)
OKLab	oklab(86.25% -0.1494 0.1473)
OKLCH	oklch(86.25% 0.21 135.4)
XYZ	xyz(43.9284, 68.2845, 19.0475)
Luminance	0.6829 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90EF53 #B253EF

analogous

#DEEF53 #90EF53 #53EF64

triadic

#90EF53 #5390EF #EF5390

tetradic

#90EF53 #53DEEF #B253EF #EF6453

square

#90EF53 #53DEEF #B253EF #EF6453

split-complementary

#90EF53 #6453EF #EF53DE

monochromatic

#52B711 #6CEA1B #90EF53 #B4F48B #D8F9C3

Accessibility & contrast

On white

1.43

#90EF53 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.66

#90EF53 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90EF53

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90EF53	#FFFFFF	#000000	##000000
##90EF53	1.00	1.43	14.66	14.66
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.66	21.00	1.00	1.00
##000000	14.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DC3E

Deuteranopia (green-blind)

#EAD560

Tritanopia (blue-blind)

#8EE6CF

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #90ef53;
/* rgb */ color: rgb(144, 239, 83);
/* oklch */ color: oklch(86.3% 0.210 135.4);

Tailwind

colors: {
  custom: {
    50: '#b7f58a',
    500: '#90ef53',
    950: '#000000',
  },
}

SCSS

$custom: #90ef53;
$custom-light: #b7f58a;
$custom-dark: #000000;

JSON

{
  "hex": "#90ef53",
  "rgb": {
    "r": 144,
    "g": 239,
    "b": 83
  },
  "hsl": {
    "h": 96.538,
    "s": 82.979,
    "l": 63.137
  },
  "oklch": {
    "l": 0.86251,
    "c": 0.20982,
    "h": 135.4
  },
  "luminance": 0.68287
}

Semantic roles & 50–950 ramp

primary

#90EF53

secondary

#8230B6

accent

#06DF8A

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170C

muted

#82857F

Preview Lab

Preview with #90EF53

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

Preview Lab → · Contrast checker → · Palette generator →