#51D773#51D773

#51D773 is a light, vivid green. Relative luminance 0.516; OKLCH L 78.2% C 0.182 H 148.7°. Best body text is #000000 at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#51D773
RGB	rgb(81, 215, 115)
HSL	hsl(135, 63%, 58%)
HSV	hsv(135, 62%, 84%)
CMYK	cmyk(62.3%, 0%, 46.5%, 15.7%)
CIE-LAB	lab(77.03, -57.62, 38.67)
CIE-LCH	lch(77.03, 69.39, 146.13°)
OKLab	oklab(78.25% -0.1556 0.0945)
OKLCH	oklch(78.25% 0.182 148.7)
XYZ	xyz(30.7861, 51.5849, 24.5508)
Luminance	0.5159 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D773 #D751B5

analogous

#72D751 #51D773 #51D7B6

triadic

#51D773 #7351D7 #D77351

tetradic

#51D773 #5172D7 #D751B5 #D7B651

square

#51D773 #5172D7 #D751B5 #D7B651

split-complementary

#51D773 #B651D7 #D75172

monochromatic

#208D3C #2CBF51 #51D773 #83E29B #B5EEC3

Accessibility & contrast

On white

1.86

#51D773 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.32

#51D773 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D773

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D773	#FFFFFF	#000000	##000000
##51D773	1.00	1.86	11.32	11.32
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.32	21.00	1.00	1.00
##000000	11.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C56B

Deuteranopia (green-blind)

#C8BA7A

Tritanopia (blue-blind)

#27D3BF

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d773;
/* rgb */ color: rgb(81, 215, 115);
/* oklch */ color: oklch(78.2% 0.182 148.7);

Tailwind

colors: {
  custom: {
    50: '#8fe49d',
    500: '#51d773',
    950: '#000000',
  },
}

SCSS

$custom: #51d773;
$custom-light: #8fe49d;
$custom-dark: #000000;

JSON

{
  "hex": "#51d773",
  "rgb": {
    "r": 81,
    "g": 215,
    "b": 115
  },
  "hsl": {
    "h": 135.224,
    "s": 62.617,
    "l": 58.039
  },
  "oklch": {
    "l": 0.78247,
    "c": 0.182,
    "h": 148.7
  },
  "luminance": 0.51588
}

Semantic roles & 50–950 ramp

primary

#51D773

secondary

#93397C

accent

#42BCE6

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51D773

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

Preview Lab → · Contrast checker → · Palette generator →