#91CC51#91CC51

#91CC51 is a light, vivid yellow-green. Relative luminance 0.498; OKLCH L 77.9% C 0.166 H 131.0°. Best body text is #000000 at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#91CC51
RGB	rgb(145, 204, 81)
HSL	hsl(89, 55%, 56%)
HSV	hsv(89, 60%, 80%)
CMYK	cmyk(28.9%, 0%, 60.3%, 20%)
CIE-LAB	lab(75.95, -38.77, 53.95)
CIE-LCH	lch(75.95, 66.44, 125.70°)
OKLab	oklab(77.94% -0.1087 0.1253)
OKLCH	oklch(77.94% 0.166 131)
XYZ	xyz(34.7548, 49.7985, 15.5639)
Luminance	0.4980 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CC51 #8C51CC

analogous

#CCC951 #91CC51 #53CC51

triadic

#91CC51 #5191CC #CC5191

tetradic

#91CC51 #51CCC9 #8C51CC #CC5153

square

#91CC51 #51CCC9 #8C51CC #CC5153

split-complementary

#91CC51 #5153CC #C951CC

monochromatic

#537E25 #72AD33 #91CC51 #AFDA80 #CDE8B0

Accessibility & contrast

On white

1.92

#91CC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.96

#91CC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CC51

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CC51	#FFFFFF	#000000	##000000
##91CC51	1.00	1.92	10.96	10.96
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.96	21.00	1.00	1.00
##000000	10.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE43

Deuteranopia (green-blind)

#CCBA5A

Tritanopia (blue-blind)

#94C4B2

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #91cc51;
/* rgb */ color: rgb(145, 204, 81);
/* oklch */ color: oklch(77.9% 0.166 131.0);

Tailwind

colors: {
  custom: {
    50: '#b5dc86',
    500: '#91cc51',
    950: '#000000',
  },
}

SCSS

$custom: #91cc51;
$custom-light: #b5dc86;
$custom-dark: #000000;

JSON

{
  "hex": "#91cc51",
  "rgb": {
    "r": 145,
    "g": 204,
    "b": 81
  },
  "hsl": {
    "h": 88.78,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.77942,
    "c": 0.16587,
    "h": 131
  },
  "luminance": 0.498
}

Semantic roles & 50–950 ramp

primary

#91CC51

secondary

#BBA3D6

accent

#4ADE91

background

#FBFDF8

surface

#F6FBF0

border

#D0D4CB

text

#11150B

muted

#80837C

Preview Lab

Preview with #91CC51

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

Preview Lab → · Contrast checker → · Palette generator →