#90E45B#90E45B

#90E45B is a very light, vivid yellow-green. Relative luminance 0.622; OKLCH L 83.7% C 0.190 H 135.2°. Best body text is #000000 at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#90E45B
RGB	rgb(144, 228, 91)
HSL	hsl(97, 72%, 63%)
HSV	hsv(97, 60%, 89%)
CMYK	cmyk(36.8%, 0%, 60.1%, 10.6%)
CIE-LAB	lab(83.00, -48.54, 57.52)
CIE-LCH	lch(83.00, 75.27, 130.16°)
OKLab	oklab(83.7% -0.1347 0.1339)
OKLCH	oklch(83.7% 0.19 135.2)
XYZ	xyz(41.1324, 62.1695, 19.7281)
Luminance	0.6217 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90E45B #AF5BE4

analogous

#D5E45B #90E45B #5BE46A

triadic

#90E45B #5B90E4 #E45B90

tetradic

#90E45B #5BD5E4 #AF5BE4 #E46A5B

square

#90E45B #5BD5E4 #AF5BE4 #E46A5B

split-complementary

#90E45B #6A5BE4 #E45BD5

monochromatic

#52A91C #6CDB26 #90E45B #B4ED90 #D7F5C4

Accessibility & contrast

On white

1.56

#90E45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.43

#90E45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90E45B

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90E45B	#FFFFFF	#000000	##000000
##90E45B	1.00	1.56	13.43	13.43
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.43	21.00	1.00	1.00
##000000	13.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD34C

Deuteranopia (green-blind)

#E0CC65

Tritanopia (blue-blind)

#8EDCC7

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #90e45b;
/* rgb */ color: rgb(144, 228, 91);
/* oklch */ color: oklch(83.7% 0.190 135.2);

Tailwind

colors: {
  custom: {
    50: '#b5ed8e',
    500: '#90e45b',
    950: '#000000',
  },
}

SCSS

$custom: #90e45b;
$custom-light: #b5ed8e;
$custom-dark: #000000;

JSON

{
  "hex": "#90e45b",
  "rgb": {
    "r": 144,
    "g": 228,
    "b": 91
  },
  "hsl": {
    "h": 96.788,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.83703,
    "c": 0.18996,
    "h": 135.2
  },
  "luminance": 0.62171
}

Semantic roles & 50–950 ramp

primary

#90E45B

secondary

#7F39AB

accent

#12D489

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12160D

muted

#82857F

Preview Lab

Preview with #90E45B

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

Preview Lab → · Contrast checker → · Palette generator →