#91BF40#91BF40

#91BF40 is a light, vivid yellow-green. Relative luminance 0.437; OKLCH L 74.7% C 0.162 H 127.1°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#91BF40
RGB	rgb(145, 191, 64)
HSL	hsl(82, 50%, 50%)
HSV	hsv(82, 66%, 75%)
CMYK	cmyk(24.1%, 0%, 66.5%, 25.1%)
CIE-LAB	lab(71.99, -34.25, 56.82)
CIE-LCH	lch(71.99, 66.35, 121.08°)
OKLab	oklab(74.69% -0.0977 0.1292)
OKLCH	oklch(74.69% 0.162 127.1)
XYZ	xyz(31.2333, 43.6510, 11.6294)
Luminance	0.4365 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91BF40 #6E40BF

analogous

#BFAD40 #91BF40 #52BF40

triadic

#91BF40 #4091BF #BF4091

tetradic

#91BF40 #40BFAD #6E40BF #BF4052

square

#91BF40 #40BFAD #6E40BF #BF4052

split-complementary

#91BF40 #4052BF #AD40BF

monochromatic

#4B6321 #6E9131 #91BF40 #ABCE6E #C6DE9C

Accessibility & contrast

On white

2.16

#91BF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#91BF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91BF40

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91BF40	#FFFFFF	#000000	##000000
##91BF40	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B22E

Deuteranopia (green-blind)

#C2B04A

Tritanopia (blue-blind)

#96B6A5

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #91bf40;
/* rgb */ color: rgb(145, 191, 64);
/* oklch */ color: oklch(74.7% 0.162 127.1);

Tailwind

colors: {
  custom: {
    50: '#b5d27b',
    500: '#91bf40',
    950: '#000000',
  },
}

SCSS

$custom: #91bf40;
$custom-light: #b5d27b;
$custom-dark: #000000;

JSON

{
  "hex": "#91bf40",
  "rgb": {
    "r": 145,
    "g": 191,
    "b": 64
  },
  "hsl": {
    "h": 81.732,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.74691,
    "c": 0.16204,
    "h": 127.1
  },
  "luminance": 0.43652
}

Semantic roles & 50–950 ramp

primary

#91BF40

secondary

#A691CA

accent

#4ED981

background

#FBFCF7

surface

#F6F9EE

border

#D0D2C9

text

#11140A

muted

#80827C

Preview Lab

Preview with #91BF40

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

Preview Lab → · Contrast checker → · Palette generator →