#91CB3B#91CB3B

#91CB3B is a light, vivid yellow-green. Relative luminance 0.490; OKLCH L 77.5% C 0.181 H 129.1°. Best body text is #000000 at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#91CB3B
RGB	rgb(145, 203, 59)
HSL	hsl(84, 58%, 51%)
HSV	hsv(84, 71%, 80%)
CMYK	cmyk(28.6%, 0%, 70.9%, 20.4%)
CIE-LAB	lab(75.48, -39.99, 62.31)
CIE-LCH	lch(75.48, 74.04, 122.69°)
OKLab	oklab(77.51% -0.1139 0.1401)
OKLCH	oklch(77.51% 0.181 129.1)
XYZ	xyz(33.8223, 49.0465, 11.8218)
Luminance	0.4905 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CB3B #753BCB

analogous

#CBBD3B #91CB3B #49CB3B

triadic

#91CB3B #3B91CB #CB3B91

tetradic

#91CB3B #3BCBBD #753BCB #CB3B49

square

#91CB3B #3BCBBD #753BCB #CB3B49

split-complementary

#91CB3B #3B49CB #BD3BCB

monochromatic

#4E6E1D #709F2A #91CB3B #ACD86B #C7E59C

Accessibility & contrast

On white

1.94

#91CB3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.81

#91CB3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CB3B

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CB3B	#FFFFFF	#000000	##000000
##91CB3B	1.00	1.94	10.81	10.81
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.81	21.00	1.00	1.00
##000000	10.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD22

Deuteranopia (green-blind)

#CDB948

Tritanopia (blue-blind)

#95C2AF

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #91cb3b;
/* rgb */ color: rgb(145, 203, 59);
/* oklch */ color: oklch(77.5% 0.181 129.1);

Tailwind

colors: {
  custom: {
    50: '#b5db7a',
    500: '#91cb3b',
    950: '#000000',
  },
}

SCSS

$custom: #91cb3b;
$custom-light: #b5db7a;
$custom-dark: #000000;

JSON

{
  "hex": "#91cb3b",
  "rgb": {
    "r": 145,
    "g": 203,
    "b": 59
  },
  "hsl": {
    "h": 84.167,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.77509,
    "c": 0.18051,
    "h": 129.1
  },
  "luminance": 0.49047
}

Semantic roles & 50–950 ramp

primary

#91CB3B

secondary

#AB91D1

accent

#47E185

background

#FBFDF7

surface

#F6FBEE

border

#D0D4C9

text

#12150A

muted

#81837C

Preview Lab

Preview with #91CB3B

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

Preview Lab → · Contrast checker → · Palette generator →