#91D451#91D451

#91D451 is a light, vivid yellow-green. Relative luminance 0.537; OKLCH L 79.8% C 0.176 H 132.2°. Best body text is #000000 at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#91D451
RGB	rgb(145, 212, 81)
HSL	hsl(91, 60%, 57%)
HSV	hsv(91, 62%, 83%)
CMYK	cmyk(31.6%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(78.29, -42.30, 56.55)
CIE-LCH	lch(78.29, 70.62, 126.79°)
OKLab	oklab(79.84% -0.1184 0.1308)
OKLCH	oklch(79.84% 0.176 132.2)
XYZ	xyz(36.7052, 53.6995, 16.2141)
Luminance	0.5370 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91D451 #9451D4

analogous

#D3D451 #91D451 #51D452

triadic

#91D451 #5191D4 #D45191

tetradic

#91D451 #51D3D4 #9451D4 #D45251

square

#91D451 #51D3D4 #9451D4 #D45251

split-complementary

#91D451 #5251D4 #D451D3

monochromatic

#548922 #72BA2E #91D451 #B0E082 #CFECB3

Accessibility & contrast

On white

1.79

#91D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.74

#91D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91D451

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91D451	#FFFFFF	#000000	##000000
##91D451	1.00	1.79	11.74	11.74
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.74	21.00	1.00	1.00
##000000	11.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC542

Deuteranopia (green-blind)

#D3C05B

Tritanopia (blue-blind)

#93CCB8

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #91d451;
/* rgb */ color: rgb(145, 212, 81);
/* oklch */ color: oklch(79.8% 0.176 132.2);

Tailwind

colors: {
  custom: {
    50: '#b5e187',
    500: '#91d451',
    950: '#000000',
  },
}

SCSS

$custom: #91d451;
$custom-light: #b5e187;
$custom-dark: #000000;

JSON

{
  "hex": "#91d451",
  "rgb": {
    "r": 145,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 90.687,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.79844,
    "c": 0.17643,
    "h": 132.2
  },
  "luminance": 0.53701
}

Semantic roles & 50–950 ramp

primary

#91D451

secondary

#663A8F

accent

#44E496

background

#FDFEFC

surface

#F8FCF3

border

#D1D5CD

text

#12150C

muted

#82847F

Preview Lab

Preview with #91D451

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

Preview Lab → · Contrast checker → · Palette generator →