#51A173#51A173

#51A173 is a light, moderate green. Relative luminance 0.285; OKLCH L 64.5% C 0.106 H 156.5°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#51A173
RGB	rgb(81, 161, 115)
HSL	hsl(146, 33%, 47%)
HSV	hsv(146, 50%, 63%)
CMYK	cmyk(49.7%, 0%, 28.6%, 36.9%)
CIE-LAB	lab(60.32, -35.41, 16.58)
CIE-LCH	lch(60.32, 39.10, 154.91°)
OKLab	oklab(64.55% -0.097 0.0422)
OKLCH	oklch(64.55% 0.106 156.5)
XYZ	xyz(19.2313, 28.4753, 20.6992)
Luminance	0.2848 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51A173 #A1517F

analogous

#57A151 #51A173 #51A19B

triadic

#51A173 #7351A1 #A17351

tetradic

#51A173 #5157A1 #A1517F #A19B51

square

#51A173 #5157A1 #A1517F #A19B51

split-complementary

#51A173 #9B51A1 #A15157

monochromatic

#285039 #3D7856 #51A173 #75BA92 #9ECEB3

Accessibility & contrast

On white

3.14

#51A173 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#51A173 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #51A173

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51A173	#FFFFFF	#000000	##000000
##51A173	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)

#A09670

Deuteranopia (green-blind)

#948E76

Tritanopia (blue-blind)

#3CA095

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #51a173;
/* rgb */ color: rgb(81, 161, 115);
/* oklch */ color: oklch(64.5% 0.106 156.5);

Tailwind

colors: {
  custom: {
    50: '#87bd9b',
    500: '#51a173',
    950: '#000000',
  },
}

SCSS

$custom: #51a173;
$custom-light: #87bd9b;
$custom-dark: #000000;

JSON

{
  "hex": "#51a173",
  "rgb": {
    "r": 81,
    "g": 161,
    "b": 115
  },
  "hsl": {
    "h": 145.5,
    "s": 33.058,
    "l": 47.451
  },
  "oklch": {
    "l": 0.64546,
    "c": 0.10573,
    "h": 156.5
  },
  "luminance": 0.28477
}

Semantic roles & 50–950 ramp

primary

#51A173

secondary

#BB93AA

accent

#5F9CC9

background

#F8FBF9

surface

#F0F6F2

border

#CBD0CC

text

#0C120E

muted

#7D817E

Preview Lab

Preview with #51A173

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

Preview Lab → · Contrast checker → · Palette generator →