#91AC51#91AC51

#91AC51 is a light, vivid yellow-green. Relative luminance 0.361; OKLCH L 70.4% C 0.122 H 123.2°. Best body text is #000000 at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#91AC51
RGB	rgb(145, 172, 81)
HSL	hsl(78, 36%, 50%)
HSV	hsv(78, 53%, 67%)
CMYK	cmyk(15.7%, 0%, 52.9%, 32.5%)
CIE-LAB	lab(66.61, -23.72, 43.24)
CIE-LCH	lch(66.61, 49.32, 118.75°)
OKLab	oklab(70.4% -0.067 0.1022)
OKLCH	oklch(70.4% 0.122 123.2)
XYZ	xyz(27.9149, 36.1188, 13.2840)
Luminance	0.3612 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91AC51 #6C51AC

analogous

#AC9951 #91AC51 #64AC51

triadic

#91AC51 #5191AC #AC5191

tetradic

#91AC51 #51AC99 #6C51AC #AC5164

square

#91AC51 #51AC99 #6C51AC #AC5164

split-complementary

#91AC51 #5164AC #9951AC

monochromatic

#4B592A #6E823D #91AC51 #ABC07A #C6D4A3

Accessibility & contrast

On white

2.55

#91AC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.22

#91AC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91AC51

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91AC51	#FFFFFF	#000000	##000000
##91AC51	1.00	2.55	8.22	8.22
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.22	21.00	1.00	1.00
##000000	8.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A348

Deuteranopia (green-blind)

#B1A256

Tritanopia (blue-blind)

#97A597

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #91ac51;
/* rgb */ color: rgb(145, 172, 81);
/* oklch */ color: oklch(70.4% 0.122 123.2);

Tailwind

colors: {
  custom: {
    50: '#b3c484',
    500: '#91ac51',
    950: '#000000',
  },
}

SCSS

$custom: #91ac51;
$custom-light: #b3c484;
$custom-dark: #000000;

JSON

{
  "hex": "#91ac51",
  "rgb": {
    "r": 145,
    "g": 172,
    "b": 81
  },
  "hsl": {
    "h": 77.802,
    "s": 35.968,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70395,
    "c": 0.12219,
    "h": 123.2
  },
  "luminance": 0.36119
}

Semantic roles & 50–950 ramp

primary

#91AC51

secondary

#A498C1

accent

#5CCC7D

background

#FBFCF8

surface

#F6F8EF

border

#D0D1CA

text

#11120B

muted

#80817C

Preview Lab

Preview with #91AC51

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

Preview Lab → · Contrast checker → · Palette generator →