#51AF3D#51AF3D

#51AF3D is a light, vivid green. Relative luminance 0.327; OKLCH L 67.3% C 0.176 H 140.3°. Best body text is #000000 at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#51AF3D
RGB	rgb(81, 175, 61)
HSL	hsl(109, 48%, 46%)
HSV	hsv(109, 65%, 69%)
CMYK	cmyk(53.7%, 0%, 65.1%, 31.4%)
CIE-LAB	lab(63.95, -49.41, 48.52)
CIE-LCH	lch(63.95, 69.24, 135.52°)
OKLab	oklab(67.27% -0.1353 0.1122)
OKLCH	oklch(67.27% 0.176 140.3)
XYZ	xyz(19.5648, 32.7446, 9.7033)
Luminance	0.3275 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AF3D #9B3DAF

analogous

#8AAF3D #51AF3D #3DAF62

triadic

#51AF3D #3D51AF #AF3D51

tetradic

#51AF3D #3D8AAF #9B3DAF #AF623D

square

#51AF3D #3D8AAF #9B3DAF #AF623D

split-complementary

#51AF3D #623DAF #AF3D8A

monochromatic

#27541D #3C822D #51AF3D #73C861 #9BD88F

Accessibility & contrast

On white

2.78

#51AF3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.55

#51AF3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AF3D

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AF3D	#FFFFFF	#000000	##000000
##51AF3D	1.00	2.78	7.55	7.55
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.55	21.00	1.00	1.00
##000000	7.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A02F

Deuteranopia (green-blind)

#A79847

Tritanopia (blue-blind)

#46AA97

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #51af3d;
/* rgb */ color: rgb(81, 175, 61);
/* oklch */ color: oklch(67.3% 0.176 140.3);

Tailwind

colors: {
  custom: {
    50: '#8bc878',
    500: '#51af3d',
    950: '#000000',
  },
}

SCSS

$custom: #51af3d;
$custom-light: #8bc878;
$custom-dark: #000000;

JSON

{
  "hex": "#51af3d",
  "rgb": {
    "r": 81,
    "g": 175,
    "b": 61
  },
  "hsl": {
    "h": 109.474,
    "s": 48.305,
    "l": 46.275
  },
  "oklch": {
    "l": 0.67275,
    "c": 0.1758,
    "h": 140.3
  },
  "luminance": 0.32746
}

Semantic roles & 50–950 ramp

primary

#51AF3D

secondary

#B885C3

accent

#50D8C0

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0D1309

muted

#7D827B

Preview Lab

Preview with #51AF3D

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

Preview Lab → · Contrast checker → · Palette generator →