#51A372#51A372

#51A372 is a light, moderate green. Relative luminance 0.292; OKLCH L 65.0% C 0.110 H 155.5°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#51A372
RGB	rgb(81, 163, 114)
HSL	hsl(144, 34%, 48%)
HSV	hsv(144, 50%, 64%)
CMYK	cmyk(50.3%, 0%, 30.1%, 36.1%)
CIE-LAB	lab(60.92, -36.52, 17.96)
CIE-LCH	lch(60.92, 40.70, 153.81°)
OKLab	oklab(65.03% -0.0998 0.0456)
OKLCH	oklch(65.03% 0.11 155.5)
XYZ	xyz(19.5263, 29.1570, 20.5152)
Luminance	0.2916 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A372 #A35182

analogous

#59A351 #51A372 #51A39B

triadic

#51A372 #7251A3 #A37251

tetradic

#51A372 #5159A3 #A35182 #A39B51

square

#51A372 #5159A3 #A35182 #A39B51

split-complementary

#51A372 #9B51A3 #A35159

monochromatic

#285139 #3D7A55 #51A372 #76BB92 #9FCFB2

Accessibility & contrast

On white

3.07

#51A372 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#51A372 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A372

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A372	#FFFFFF	#000000	##000000
##51A372	1.00	3.07	6.83	6.83
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2986F

Deuteranopia (green-blind)

#969075

Tritanopia (blue-blind)

#3CA296

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #51a372;
/* rgb */ color: rgb(81, 163, 114);
/* oklch */ color: oklch(65.0% 0.110 155.5);

Tailwind

colors: {
  custom: {
    50: '#87bf9a',
    500: '#51a372',
    950: '#000000',
  },
}

SCSS

$custom: #51a372;
$custom-light: #87bf9a;
$custom-dark: #000000;

JSON

{
  "hex": "#51a372",
  "rgb": {
    "r": 81,
    "g": 163,
    "b": 114
  },
  "hsl": {
    "h": 144.146,
    "s": 33.607,
    "l": 47.843
  },
  "oklch": {
    "l": 0.65032,
    "c": 0.1097,
    "h": 155.5
  },
  "luminance": 0.29159
}

Semantic roles & 50–950 ramp

primary

#51A372

secondary

#BC93AC

accent

#5E9ECA

background

#F8FBF9

surface

#F0F7F2

border

#CBD0CC

text

#0C120E

muted

#7D817E

Preview Lab

Preview with #51A372

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

Preview Lab → · Contrast checker → · Palette generator →