#90EC5B#90EC5B

#90EC5B is a very light, highly saturated yellow-green. Relative luminance 0.667; OKLCH L 85.6% C 0.200 H 135.9°. Best body text is #000000 at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#90EC5B
RGB	rgb(144, 236, 91)
HSL	hsl(98, 79%, 64%)
HSV	hsv(98, 61%, 93%)
CMYK	cmyk(39%, 0%, 61.4%, 7.5%)
CIE-LAB	lab(85.34, -51.83, 60.13)
CIE-LCH	lch(85.34, 79.39, 130.76°)
OKLab	oklab(85.61% -0.1437 0.1395)
OKLCH	oklch(85.61% 0.2 135.9)
XYZ	xyz(43.3843, 66.6733, 20.4788)
Luminance	0.6668 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90EC5B #B75BEC

analogous

#D9EC5B #90EC5B #5BEC6F

triadic

#90EC5B #5B90EC #EC5B90

tetradic

#90EC5B #5BD9EC #B75BEC #EC6F5B

square

#90EC5B #5BD9EC #B75BEC #EC6F5B

split-complementary

#90EC5B #6F5BEC #EC5BD9

monochromatic

#50B715 #6BE624 #90EC5B #B5F292 #DAF9C9

Accessibility & contrast

On white

1.46

#90EC5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.34

#90EC5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #90EC5B

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90EC5B	#FFFFFF	#000000	##000000
##90EC5B	1.00	1.46	14.34	14.34
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.34	21.00	1.00	1.00
##000000	14.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA4A

Deuteranopia (green-blind)

#E7D266

Tritanopia (blue-blind)

#8DE4CD

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #90ec5b;
/* rgb */ color: rgb(144, 236, 91);
/* oklch */ color: oklch(85.6% 0.200 135.9);

Tailwind

colors: {
  custom: {
    50: '#b6f38f',
    500: '#90ec5b',
    950: '#000000',
  },
}

SCSS

$custom: #90ec5b;
$custom-light: #b6f38f;
$custom-dark: #000000;

JSON

{
  "hex": "#90ec5b",
  "rgb": {
    "r": 144,
    "g": 236,
    "b": 91
  },
  "hsl": {
    "h": 98.069,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.8561,
    "c": 0.20025,
    "h": 135.9
  },
  "luminance": 0.66676
}

Semantic roles & 50–950 ramp

primary

#90EC5B

secondary

#8734B7

accent

#0ADC8F

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #90EC5B

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

Preview Lab → · Contrast checker → · Palette generator →