#51DA73#51DA73

#51DA73 is a light, vivid green. Relative luminance 0.531; OKLCH L 79.0% C 0.186 H 148.5°. Best body text is #000000 at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#51DA73
RGB	rgb(81, 218, 115)
HSL	hsl(135, 65%, 59%)
HSV	hsv(135, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 47.2%, 14.5%)
CIE-LAB	lab(77.95, -58.73, 39.83)
CIE-LCH	lch(77.95, 70.96, 145.86°)
OKLab	oklab(79% -0.1585 0.0971)
OKLCH	oklch(79% 0.186 148.5)
XYZ	xyz(31.5570, 53.1268, 24.8078)
Luminance	0.5313 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA73 #DA51B8

analogous

#73DA51 #51DA73 #51DAB8

triadic

#51DA73 #7351DA #DA7351

tetradic

#51DA73 #5173DA #DA51B8 #DAB851

square

#51DA73 #5173DA #DA51B8 #DAB851

split-complementary

#51DA73 #B851DA #DA5173

monochromatic

#1F923B #2AC450 #51DA73 #83E59C #B6EFC4

Accessibility & contrast

On white

1.81

#51DA73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.63

#51DA73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA73

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA73	#FFFFFF	#000000	##000000
##51DA73	1.00	1.81	11.63	11.63
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.63	21.00	1.00	1.00
##000000	11.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC86B

Deuteranopia (green-blind)

#CBBC7A

Tritanopia (blue-blind)

#25D6C2

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51da73;
/* rgb */ color: rgb(81, 218, 115);
/* oklch */ color: oklch(79.0% 0.186 148.5);

Tailwind

colors: {
  custom: {
    50: '#90e69d',
    500: '#51da73',
    950: '#000000',
  },
}

SCSS

$custom: #51da73;
$custom-light: #90e69d;
$custom-dark: #000000;

JSON

{
  "hex": "#51da73",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 115
  },
  "hsl": {
    "h": 134.891,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.79003,
    "c": 0.18591,
    "h": 148.5
  },
  "luminance": 0.5313
}

Semantic roles & 50–950 ramp

primary

#51DA73

secondary

#97397F

accent

#40BEE8

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DA73

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

Preview Lab → · Contrast checker → · Palette generator →