#51DA63#51DA63

#51DA63 is a light, vivid green. Relative luminance 0.528; OKLCH L 78.8% C 0.200 H 145.6°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#51DA63
RGB	rgb(81, 218, 99)
HSL	hsl(128, 65%, 59%)
HSV	hsv(128, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 54.6%, 14.5%)
CIE-LAB	lab(77.75, -60.98, 47.25)
CIE-LCH	lch(77.75, 77.14, 142.23°)
OKLab	oklab(78.77% -0.1649 0.1128)
OKLCH	oklch(78.77% 0.2 145.6)
XYZ	xyz(30.7149, 52.7899, 20.3728)
Luminance	0.5279 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA63 #DA51C8

analogous

#83DA51 #51DA63 #51DAA7

triadic

#51DA63 #6351DA #DA6351

tetradic

#51DA63 #5183DA #DA51C8 #DAA751

square

#51DA63 #5183DA #DA51C8 #DAA751

split-complementary

#51DA63 #A751DA #DA5183

monochromatic

#1F922E #2AC43E #51DA63 #83E590 #B6EFBD

Accessibility & contrast

On white

1.82

#51DA63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#51DA63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA63

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA63	#FFFFFF	#000000	##000000
##51DA63	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC758

Deuteranopia (green-blind)

#CCBC6C

Tritanopia (blue-blind)

#2ED5BF

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51da63;
/* rgb */ color: rgb(81, 218, 99);
/* oklch */ color: oklch(78.8% 0.200 145.6);

Tailwind

colors: {
  custom: {
    50: '#90e692',
    500: '#51da63',
    950: '#000000',
  },
}

SCSS

$custom: #51da63;
$custom-light: #90e692;
$custom-dark: #000000;

JSON

{
  "hex": "#51da63",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 99
  },
  "hsl": {
    "h": 127.883,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78774,
    "c": 0.1998,
    "h": 145.6
  },
  "luminance": 0.52793
}

Semantic roles & 50–950 ramp

primary

#51DA63

secondary

#97398A

accent

#40D2E8

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DA63

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

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