#90EC57#90EC57

#90EC57 is a very light, highly saturated yellow-green. Relative luminance 0.666; OKLCH L 85.6% C 0.203 H 135.5°. Best body text is #000000 at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#90EC57
RGB	rgb(144, 236, 87)
HSL	hsl(97, 80%, 63%)
HSV	hsv(97, 63%, 93%)
CMYK	cmyk(39%, 0%, 63.1%, 7.5%)
CIE-LAB	lab(85.30, -52.18, 61.75)
CIE-LCH	lch(85.30, 80.84, 130.20°)
OKLab	oklab(85.57% -0.1449 0.1425)
OKLCH	oklch(85.57% 0.203 135.5)
XYZ	xyz(43.2163, 66.6061, 19.5941)
Luminance	0.6661 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90EC57 #B357EC

analogous

#DAEC57 #90EC57 #57EC68

triadic

#90EC57 #5790EC #EC5790

tetradic

#90EC57 #57DAEC #B357EC #EC6857

square

#90EC57 #57DAEC #B357EC #EC6857

split-complementary

#90EC57 #6857EC #EC57DA

monochromatic

#52B414 #6CE620 #90EC57 #B4F28E #D9F8C5

Accessibility & contrast

On white

1.47

#90EC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.32

#90EC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90EC57

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90EC57	#FFFFFF	#000000	##000000
##90EC57	1.00	1.47	14.32	14.32
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.32	21.00	1.00	1.00
##000000	14.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA45

Deuteranopia (green-blind)

#E7D263

Tritanopia (blue-blind)

#8EE4CD

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #90ec57;
/* rgb */ color: rgb(144, 236, 87);
/* oklch */ color: oklch(85.6% 0.203 135.5);

Tailwind

colors: {
  custom: {
    50: '#b6f38c',
    500: '#90ec57',
    950: '#000000',
  },
}

SCSS

$custom: #90ec57;
$custom-light: #b6f38c;
$custom-dark: #000000;

JSON

{
  "hex": "#90ec57",
  "rgb": {
    "r": 144,
    "g": 236,
    "b": 87
  },
  "hsl": {
    "h": 97.047,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85571,
    "c": 0.20323,
    "h": 135.5
  },
  "luminance": 0.66608
}

Semantic roles & 50–950 ramp

primary

#90EC57

secondary

#8333B4

accent

#0ADC8B

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170C

muted

#82857F

Preview Lab

Preview with #90EC57

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

Preview Lab → · Contrast checker → · Palette generator →