#51DB56#51DB56

#51DB56 is a light, highly saturated green. Relative luminance 0.531; OKLCH L 78.9% C 0.211 H 143.8°. Best body text is #000000 at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#51DB56
RGB	rgb(81, 219, 86)
HSL	hsl(122, 66%, 59%)
HSV	hsv(122, 63%, 86%)
CMYK	cmyk(63%, 0%, 60.7%, 14.1%)
CIE-LAB	lab(77.92, -62.89, 53.31)
CIE-LCH	lch(77.92, 82.44, 139.71°)
OKLab	oklab(78.87% -0.1706 0.1249)
OKLCH	oklch(78.87% 0.211 143.8)
XYZ	xyz(30.4028, 53.0812, 17.4458)
Luminance	0.5308 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB56 #DB51D6

analogous

#91DB51 #51DB56 #51DB9B

triadic

#51DB56 #5651DB #DB5651

tetradic

#51DB56 #5191DB #DB51D6 #DB9B51

square

#51DB56 #5191DB #DB51D6 #DB9B51

split-complementary

#51DB56 #9B51DB #DB5191

monochromatic

#1E9323 #29C62F #51DB56 #84E587 #B6F0B9

Accessibility & contrast

On white

1.81

#51DB56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.62

#51DB56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB56

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB56	#FFFFFF	#000000	##000000
##51DB56	1.00	1.81	11.62	11.62
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.62	21.00	1.00	1.00
##000000	11.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC847

Deuteranopia (green-blind)

#CEBC61

Tritanopia (blue-blind)

#32D5BF

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #51db56;
/* rgb */ color: rgb(81, 219, 86);
/* oklch */ color: oklch(78.9% 0.211 143.8);

Tailwind

colors: {
  custom: {
    50: '#91e78a',
    500: '#51db56',
    950: '#000000',
  },
}

SCSS

$custom: #51db56;
$custom-light: #91e78a;
$custom-dark: #000000;

JSON

{
  "hex": "#51db56",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 86
  },
  "hsl": {
    "h": 122.174,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.78873,
    "c": 0.21142,
    "h": 143.8
  },
  "luminance": 0.53084
}

Semantic roles & 50–950 ramp

primary

#51DB56

secondary

#983895

accent

#3FE3E9

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160C

muted

#7F847F

Preview Lab

Preview with #51DB56

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

Preview Lab → · Contrast checker → · Palette generator →