#91B31B#91B31B

#91B31B is a light, vivid yellow-green. Relative luminance 0.383; OKLCH L 71.6% C 0.168 H 122.6°. Best body text is #000000 at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#91B31B
RGB	rgb(145, 179, 27)
HSL	hsl(73, 74%, 40%)
HSV	hsv(73, 85%, 70%)
CMYK	cmyk(19%, 0%, 84.9%, 29.8%)
CIE-LAB	lab(68.27, -30.56, 65.32)
CIE-LCH	lch(68.27, 72.11, 115.07°)
OKLab	oklab(71.61% -0.0905 0.1414)
OKLCH	oklch(71.61% 0.168 122.6)
XYZ	xyz(27.9954, 38.3390, 6.9620)
Luminance	0.3834 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B31B #3D1BB3

analogous

#B3891B #91B31B #45B31B

triadic

#91B31B #1B91B3 #B31B91

tetradic

#91B31B #1BB389 #3D1BB3 #B31B45

square

#91B31B #1BB389 #3D1BB3 #B31B45

split-complementary

#91B31B #1B45B3 #891BB3

monochromatic

#3B490B #667E13 #91B31B #B7DF2C #C9E761

Accessibility & contrast

On white

2.42

#91B31B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.67

#91B31B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B31B

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B31B	#FFFFFF	#000000	##000000
##91B31B	1.00	2.42	8.67	8.67
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.67	21.00	1.00	1.00
##000000	8.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEA700

Deuteranopia (green-blind)

#BAA62D

Tritanopia (blue-blind)

#99A999

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #91b31b;
/* rgb */ color: rgb(145, 179, 27);
/* oklch */ color: oklch(71.6% 0.168 122.6);

Tailwind

colors: {
  custom: {
    50: '#b5c969',
    500: '#91b31b',
    950: '#000000',
  },
}

SCSS

$custom: #91b31b;
$custom-light: #b5c969;
$custom-dark: #000000;

JSON

{
  "hex": "#91b31b",
  "rgb": {
    "r": 145,
    "g": 179,
    "b": 27
  },
  "hsl": {
    "h": 73.421,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.7161,
    "c": 0.16783,
    "h": 122.6
  },
  "luminance": 0.38339
}

Semantic roles & 50–950 ramp

primary

#91B31B

secondary

#775ECC

accent

#37F061

background

#FBFCF6

surface

#F6F8EC

border

#D0D1C7

text

#121307

muted

#81827A

Preview Lab

Preview with #91B31B

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

Preview Lab → · Contrast checker → · Palette generator →