#51D673#51D673

#51D673 is a light, vivid green. Relative luminance 0.511; OKLCH L 78.0% C 0.181 H 148.8°. Best body text is #000000 at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#51D673
RGB	rgb(81, 214, 115)
HSL	hsl(135, 62%, 58%)
HSV	hsv(135, 62%, 84%)
CMYK	cmyk(62.1%, 0%, 46.3%, 16.1%)
CIE-LAB	lab(76.73, -57.25, 38.28)
CIE-LCH	lch(76.73, 68.87, 146.23°)
OKLab	oklab(78% -0.1546 0.0936)
OKLCH	oklch(78% 0.181 148.8)
XYZ	xyz(30.5322, 51.0772, 24.4662)
Luminance	0.5108 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D673 #D651B4

analogous

#72D651 #51D673 #51D6B5

triadic

#51D673 #7351D6 #D67351

tetradic

#51D673 #5172D6 #D651B4 #D6B551

square

#51D673 #5172D6 #D651B4 #D6B551

split-complementary

#51D673 #B551D6 #D65172

monochromatic

#218C3C #2DBD52 #51D673 #83E29B #B4EDC3

Accessibility & contrast

On white

1.87

#51D673 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.22

#51D673 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D673

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D673	#FFFFFF	#000000	##000000
##51D673	1.00	1.87	11.22	11.22
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.22	21.00	1.00	1.00
##000000	11.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C46B

Deuteranopia (green-blind)

#C7B97A

Tritanopia (blue-blind)

#28D2BE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #51d673;
/* rgb */ color: rgb(81, 214, 115);
/* oklch */ color: oklch(78.0% 0.181 148.8);

Tailwind

colors: {
  custom: {
    50: '#8fe49d',
    500: '#51d673',
    950: '#000000',
  },
}

SCSS

$custom: #51d673;
$custom-light: #8fe49d;
$custom-dark: #000000;

JSON

{
  "hex": "#51d673",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 115
  },
  "hsl": {
    "h": 135.338,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.77995,
    "c": 0.18069,
    "h": 148.8
  },
  "luminance": 0.5108
}

Semantic roles & 50–950 ramp

primary

#51D673

secondary

#923A7B

accent

#43BCE5

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51D673

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

Preview Lab → · Contrast checker → · Palette generator →