#51DD6C#51DD6C

#51DD6C is a light, vivid green. Relative luminance 0.545; OKLCH L 79.7% C 0.196 H 147.0°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51DD6C
RGB	rgb(81, 221, 108)
HSL	hsl(132, 67%, 59%)
HSV	hsv(132, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 51.1%, 13.3%)
CIE-LAB	lab(78.78, -60.85, 44.25)
CIE-LCH	lch(78.78, 75.24, 143.98°)
OKLab	oklab(79.66% -0.1643 0.1067)
OKLCH	oklch(79.66% 0.196 147)
XYZ	xyz(31.9544, 54.5417, 23.0281)
Luminance	0.5454 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD6C #DD51C2

analogous

#7CDD51 #51DD6C #51DDB2

triadic

#51DD6C #6C51DD #DD6C51

tetradic

#51DD6C #517CDD #DD51C2 #DDB251

square

#51DD6C #517CDD #DD51C2 #DDB251

split-complementary

#51DD6C #B251DD #DD517C

monochromatic

#1D9635 #27C947 #51DD6C #84E797 #B7F1C3

Accessibility & contrast

On white

1.76

#51DD6C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#51DD6C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6C

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD6C	#FFFFFF	#000000	##000000
##51DD6C	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0CA62

Deuteranopia (green-blind)

#CEBE74

Tritanopia (blue-blind)

#28D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd6c;
/* rgb */ color: rgb(81, 221, 108);
/* oklch */ color: oklch(79.7% 0.196 147.0);

Tailwind

colors: {
  custom: {
    50: '#90e998',
    500: '#51dd6c',
    950: '#000000',
  },
}

SCSS

$custom: #51dd6c;
$custom-light: #90e998;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd6c",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 108
  },
  "hsl": {
    "h": 131.571,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79655,
    "c": 0.19592,
    "h": 147
  },
  "luminance": 0.54545
}

Semantic roles & 50–950 ramp

primary

#51DD6C

secondary

#9B3888

accent

#3EC9EA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD6C

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

Preview Lab → · Contrast checker → · Palette generator →