#90FC59#90FC59

#90FC59 is a very light, highly saturated yellow-green. Relative luminance 0.763; OKLCH L 89.4% C 0.222 H 136.8°. Best body text is #000000 at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#90FC59
RGB	rgb(144, 252, 89)
HSL	hsl(100, 96%, 67%)
HSV	hsv(100, 65%, 99%)
CMYK	cmyk(42.9%, 0%, 64.7%, 1.2%)
CIE-LAB	lab(89.98, -58.34, 66.02)
CIE-LCH	lch(89.98, 88.11, 131.46°)
OKLab	oklab(89.41% -0.1616 0.1517)
OKLCH	oklch(89.41% 0.222 136.8)
XYZ	xyz(48.1138, 76.2685, 21.6353)
Luminance	0.7627 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90FC59 #C559FC

analogous

#E1FC59 #90FC59 #59FC74

triadic

#90FC59 #5990FC #FC5990

tetradic

#90FC59 #59E1FC #C559FC #FC7459

square

#90FC59 #59E1FC #C559FC #FC7459

split-complementary

#90FC59 #7459FC #FC59E1

monochromatic

#4BD704 #68FB1D #90FC59 #B8FD95 #E0FED1

Accessibility & contrast

On white

1.29

#90FC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.25

#90FC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90FC59

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90FC59	#FFFFFF	#000000	##000000
##90FC59	1.00	1.29	16.25	16.25
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.25	21.00	1.00	1.00
##000000	16.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE844

Deuteranopia (green-blind)

#F6DF67

Tritanopia (blue-blind)

#8BF3DA

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #90fc59;
/* rgb */ color: rgb(144, 252, 89);
/* oklch */ color: oklch(89.4% 0.222 136.8);

Tailwind

colors: {
  custom: {
    50: '#b8fe8f',
    500: '#90fc59',
    950: '#000000',
  },
}

SCSS

$custom: #90fc59;
$custom-light: #b8fe8f;
$custom-dark: #000000;

JSON

{
  "hex": "#90fc59",
  "rgb": {
    "r": 144,
    "g": 252,
    "b": 89
  },
  "hsl": {
    "h": 99.755,
    "s": 96.45,
    "l": 66.863
  },
  "oklch": {
    "l": 0.89405,
    "c": 0.22164,
    "h": 136.8
  },
  "luminance": 0.76271
}

Semantic roles & 50–950 ramp

primary

#90FC59

secondary

#9828D1

accent

#00E698

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12180D

muted

#82867F

Preview Lab

Preview with #90FC59

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

Preview Lab → · Contrast checker → · Palette generator →