#51A42D#51A42D

#51A42D is a light, vivid green. Relative luminance 0.285; OKLCH L 64.3% C 0.173 H 138.0°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#51A42D
RGB	rgb(81, 164, 45)
HSL	hsl(102, 57%, 41%)
HSV	hsv(102, 73%, 64%)
CMYK	cmyk(50.6%, 0%, 72.6%, 35.7%)
CIE-LAB	lab(60.33, -46.50, 51.18)
CIE-LCH	lch(60.33, 69.15, 132.26°)
OKLab	oklab(64.25% -0.1285 0.1158)
OKLCH	oklch(64.25% 0.173 138)
XYZ	xyz(17.1419, 28.4885, 7.0777)
Luminance	0.2849 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A42D #802DA4

analogous

#8CA42D #51A42D #2DA444

triadic

#51A42D #2D51A4 #A42D51

tetradic

#51A42D #2D8CA4 #802DA4 #A4442D

square

#51A42D #2D8CA4 #802DA4 #A4442D

split-complementary

#51A42D #442DA4 #A42D8C

monochromatic

#224413 #397420 #51A42D #6CCB43 #92D973

Accessibility & contrast

On white

3.14

#51A42D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#51A42D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A42D

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A42D	#FFFFFF	#000000	##000000
##51A42D	1.00	3.14	6.70	6.70
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A99618

Deuteranopia (green-blind)

#9E8F39

Tritanopia (blue-blind)

#4B9E8D

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #51a42d;
/* rgb */ color: rgb(81, 164, 45);
/* oklch */ color: oklch(64.3% 0.173 138.0);

Tailwind

colors: {
  custom: {
    50: '#8ac06d',
    500: '#51a42d',
    950: '#000000',
  },
}

SCSS

$custom: #51a42d;
$custom-light: #8ac06d;
$custom-dark: #000000;

JSON

{
  "hex": "#51a42d",
  "rgb": {
    "r": 81,
    "g": 164,
    "b": 45
  },
  "hsl": {
    "h": 101.849,
    "s": 56.938,
    "l": 40.98
  },
  "oklch": {
    "l": 0.64251,
    "c": 0.173,
    "h": 138
  },
  "luminance": 0.2849
}

Semantic roles & 50–950 ramp

primary

#51A42D

secondary

#A76DC0

accent

#48E0B2

background

#F8FBF6

surface

#F0F7EC

border

#CBD0C7

text

#0C1207

muted

#7D817A

Preview Lab

Preview with #51A42D

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

Preview Lab → · Contrast checker → · Palette generator →