#51AF45#51AF45

#51AF45 is a light, vivid green. Relative luminance 0.328; OKLCH L 67.4% C 0.170 H 141.5°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#51AF45
RGB	rgb(81, 175, 69)
HSL	hsl(113, 43%, 48%)
HSV	hsv(113, 61%, 69%)
CMYK	cmyk(53.7%, 0%, 60.6%, 31.4%)
CIE-LAB	lab(64.03, -48.57, 45.05)
CIE-LCH	lch(64.03, 66.24, 137.15°)
OKLab	oklab(67.36% -0.1326 0.1056)
OKLCH	oklch(67.36% 0.17 141.5)
XYZ	xyz(19.7966, 32.8373, 10.9241)
Luminance	0.3284 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AF45 #A345AF

analogous

#86AF45 #51AF45 #45AF6E

triadic

#51AF45 #4551AF #AF4551

tetradic

#51AF45 #4586AF #A345AF #AF6E45

square

#51AF45 #4586AF #A345AF #AF6E45

split-complementary

#51AF45 #6E45AF #AF4586

monochromatic

#285722 #3D8334 #51AF45 #76C56C #9FD698

Accessibility & contrast

On white

2.77

#51AF45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#51AF45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AF45

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AF45	#FFFFFF	#000000	##000000
##51AF45	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A03A

Deuteranopia (green-blind)

#A7984D

Tritanopia (blue-blind)

#45AA98

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #51af45;
/* rgb */ color: rgb(81, 175, 69);
/* oklch */ color: oklch(67.4% 0.170 141.5);

Tailwind

colors: {
  custom: {
    50: '#8ac87c',
    500: '#51af45',
    950: '#000000',
  },
}

SCSS

$custom: #51af45;
$custom-light: #8ac87c;
$custom-dark: #000000;

JSON

{
  "hex": "#51af45",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 69
  },
  "hsl": {
    "h": 113.208,
    "s": 43.443,
    "l": 47.843
  },
  "oklch": {
    "l": 0.67361,
    "c": 0.16954,
    "h": 141.5
  },
  "luminance": 0.32839
}

Semantic roles & 50–950 ramp

primary

#51AF45

secondary

#BC8DC2

accent

#55D3C5

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0D130A

muted

#7D827C

Preview Lab

Preview with #51AF45

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

Preview Lab → · Contrast checker → · Palette generator →