#91B440#91B440

#91B440 is a light, vivid yellow-green. Relative luminance 0.390; OKLCH L 72.1% C 0.148 H 124.4°. Best body text is #000000 at 8.81:1 contrast (WCAG AA passes).

Color values

HEX	#91B440
RGB	rgb(145, 180, 64)
HSL	hsl(78, 48%, 48%)
HSV	hsv(78, 64%, 71%)
CMYK	cmyk(19.4%, 0%, 64.4%, 29.4%)
CIE-LAB	lab(68.77, -29.10, 53.41)
CIE-LCH	lch(68.77, 60.82, 118.58°)
OKLab	oklab(72.09% -0.0835 0.1221)
OKLCH	oklch(72.09% 0.148 124.4)
XYZ	xyz(28.9239, 39.0322, 10.8596)
Luminance	0.3903 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B440 #6340B4

analogous

#B49D40 #91B440 #57B440

triadic

#91B440 #4091B4 #B44091

tetradic

#91B440 #40B49D #6340B4 #B44057

square

#91B440 #40B49D #6340B4 #B44057

split-complementary

#91B440 #4057B4 #9D40B4

monochromatic

#485A20 #6D8730 #91B440 #ACC968 #C5D995

Accessibility & contrast

On white

2.38

#91B440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.81

#91B440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B440

8.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B440	#FFFFFF	#000000	##000000
##91B440	1.00	2.38	8.81	8.81
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.81	21.00	1.00	1.00
##000000	8.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA931

Deuteranopia (green-blind)

#B9A749

Tritanopia (blue-blind)

#97AC9C

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #91b440;
/* rgb */ color: rgb(145, 180, 64);
/* oklch */ color: oklch(72.1% 0.148 124.4);

Tailwind

colors: {
  custom: {
    50: '#b4ca7a',
    500: '#91b440',
    950: '#000000',
  },
}

SCSS

$custom: #91b440;
$custom-light: #b4ca7a;
$custom-dark: #000000;

JSON

{
  "hex": "#91b440",
  "rgb": {
    "r": 145,
    "g": 180,
    "b": 64
  },
  "hsl": {
    "h": 78.103,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.72086,
    "c": 0.14789,
    "h": 124.4
  },
  "luminance": 0.39032
}

Semantic roles & 50–950 ramp

primary

#91B440

secondary

#9C8BC5

accent

#51D779

background

#FBFCF7

surface

#F6F8EE

border

#D0D1C9

text

#11130A

muted

#80827C

Preview Lab

Preview with #91B440

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

Preview Lab → · Contrast checker → · Palette generator →