#91CF40#91CF40

#91CF40 is a light, vivid yellow-green. Relative luminance 0.510; OKLCH L 78.5% C 0.182 H 130.1°. Best body text is #000000 at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#91CF40
RGB	rgb(145, 207, 64)
HSL	hsl(86, 60%, 53%)
HSV	hsv(86, 69%, 81%)
CMYK	cmyk(30%, 0%, 69.1%, 18.8%)
CIE-LAB	lab(76.69, -41.42, 61.69)
CIE-LCH	lch(76.69, 74.31, 123.88°)
OKLab	oklab(78.5% -0.1174 0.1395)
OKLCH	oklch(78.5% 0.182 130.1)
XYZ	xyz(34.9151, 51.0145, 12.8567)
Luminance	0.5102 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CF40 #7E40CF

analogous

#CFC640 #91CF40 #49CF40

triadic

#91CF40 #4091CF #CF4091

tetradic

#91CF40 #40CFC6 #7E40CF #CF4049

square

#91CF40 #40CFC6 #7E40CF #CF4049

split-complementary

#91CF40 #4049CF #C640CF

monochromatic

#50771E #71A82A #91CF40 #ADDB71 #C9E8A2

Accessibility & contrast

On white

1.87

#91CF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.20

#91CF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CF40

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CF40	#FFFFFF	#000000	##000000
##91CF40	1.00	1.87	11.20	11.20
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.20	21.00	1.00	1.00
##000000	11.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C02A

Deuteranopia (green-blind)

#D0BC4C

Tritanopia (blue-blind)

#95C6B3

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #91cf40;
/* rgb */ color: rgb(145, 207, 64);
/* oklch */ color: oklch(78.5% 0.182 130.1);

Tailwind

colors: {
  custom: {
    50: '#b5de7d',
    500: '#91cf40',
    950: '#000000',
  },
}

SCSS

$custom: #91cf40;
$custom-light: #b5de7d;
$custom-dark: #000000;

JSON

{
  "hex": "#91cf40",
  "rgb": {
    "r": 145,
    "g": 207,
    "b": 64
  },
  "hsl": {
    "h": 86.014,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.78501,
    "c": 0.18229,
    "h": 130.1
  },
  "luminance": 0.51016
}

Semantic roles & 50–950 ramp

primary

#91CF40

secondary

#55347F

accent

#45E389

background

#FDFEFB

surface

#F8FCF2

border

#D1D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #91CF40

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

Preview Lab → · Contrast checker → · Palette generator →