#91CB57#91CB57

#91CB57 is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.8% C 0.159 H 131.4°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#91CB57
RGB	rgb(145, 203, 87)
HSL	hsl(90, 53%, 57%)
HSV	hsv(90, 57%, 80%)
CMYK	cmyk(28.6%, 0%, 57.1%, 20.4%)
CIE-LAB	lab(75.71, -37.77, 51.02)
CIE-LCH	lch(75.71, 63.48, 126.51°)
OKLab	oklab(77.77% -0.1055 0.1196)
OKLCH	oklch(77.77% 0.159 131.4)
XYZ	xyz(34.7529, 49.4187, 16.7227)
Luminance	0.4942 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CB57 #9157CB

analogous

#CBCB57 #91CB57 #57CB57

triadic

#91CB57 #5791CB #CB5791

tetradic

#91CB57 #57CBCB #9157CB #CB5757

square

#91CB57 #57CBCB #9157CB #CB5757

split-complementary

#91CB57 #5757CB #CB57CB

monochromatic

#548028 #72AF36 #91CB57 #B0D986 #CEE8B4

Accessibility & contrast

On white

1.93

#91CB57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#91CB57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CB57

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CB57	#FFFFFF	#000000	##000000
##91CB57	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BD4B

Deuteranopia (green-blind)

#CBB95F

Tritanopia (blue-blind)

#93C3B2

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #91cb57;
/* rgb */ color: rgb(145, 203, 87);
/* oklch */ color: oklch(77.8% 0.159 131.4);

Tailwind

colors: {
  custom: {
    50: '#b4db8a',
    500: '#91cb57',
    950: '#000000',
  },
}

SCSS

$custom: #91cb57;
$custom-light: #b4db8a;
$custom-dark: #000000;

JSON

{
  "hex": "#91cb57",
  "rgb": {
    "r": 145,
    "g": 203,
    "b": 87
  },
  "hsl": {
    "h": 90,
    "s": 52.727,
    "l": 56.863
  },
  "oklch": {
    "l": 0.7777,
    "c": 0.15946,
    "h": 131.4
  },
  "luminance": 0.4942
}

Semantic roles & 50–950 ramp

primary

#91CB57

secondary

#BFA7D7

accent

#4CDC94

background

#FBFDF8

surface

#F6FBF0

border

#D0D4CB

text

#11150C

muted

#80837D

Preview Lab

Preview with #91CB57

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

Preview Lab → · Contrast checker → · Palette generator →