#51DB73#51DB73

#51DB73 is a light, vivid green. Relative luminance 0.536; OKLCH L 79.3% C 0.187 H 148.4°. Best body text is #000000 at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#51DB73
RGB	rgb(81, 219, 115)
HSL	hsl(135, 66%, 59%)
HSV	hsv(135, 63%, 86%)
CMYK	cmyk(63%, 0%, 47.5%, 14.1%)
CIE-LAB	lab(78.26, -59.10, 40.21)
CIE-LCH	lch(78.26, 71.49, 145.77°)
OKLab	oklab(79.26% -0.1595 0.098)
OKLCH	oklch(79.26% 0.187 148.4)
XYZ	xyz(31.8171, 53.6470, 24.8945)
Luminance	0.5365 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB73 #DB51B9

analogous

#74DB51 #51DB73 #51DBB8

triadic

#51DB73 #7351DB #DB7351

tetradic

#51DB73 #5174DB #DB51B9 #DBB851

square

#51DB73 #5174DB #DB51B9 #DBB851

split-complementary

#51DB73 #B851DB #DB5174

monochromatic

#1E933B #29C650 #51DB73 #84E59C #B6F0C5

Accessibility & contrast

On white

1.79

#51DB73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.73

#51DB73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB73

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB73	#FFFFFF	#000000	##000000
##51DB73	1.00	1.79	11.73	11.73
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.73	21.00	1.00	1.00
##000000	11.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC96B

Deuteranopia (green-blind)

#CCBD7A

Tritanopia (blue-blind)

#25D7C2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51db73;
/* rgb */ color: rgb(81, 219, 115);
/* oklch */ color: oklch(79.3% 0.187 148.4);

Tailwind

colors: {
  custom: {
    50: '#90e79d',
    500: '#51db73',
    950: '#000000',
  },
}

SCSS

$custom: #51db73;
$custom-light: #90e79d;
$custom-dark: #000000;

JSON

{
  "hex": "#51db73",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 115
  },
  "hsl": {
    "h": 134.783,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.79255,
    "c": 0.18722,
    "h": 148.4
  },
  "luminance": 0.5365
}

Semantic roles & 50–950 ramp

primary

#51DB73

secondary

#983880

accent

#3FBFE9

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DB73

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

Preview Lab → · Contrast checker → · Palette generator →