#51DD6D#51DD6D

#51DD6D is a light, vivid green. Relative luminance 0.546; OKLCH L 79.7% C 0.195 H 147.2°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51DD6D
RGB	rgb(81, 221, 109)
HSL	hsl(132, 67%, 59%)
HSV	hsv(132, 63%, 87%)
CMYK	cmyk(63.3%, 0%, 50.7%, 13.3%)
CIE-LAB	lab(78.79, -60.71, 43.79)
CIE-LCH	lch(78.79, 74.85, 144.20°)
OKLab	oklab(79.67% -0.1639 0.1057)
OKLCH	oklch(79.67% 0.195 147.2)
XYZ	xyz(32.0079, 54.5631, 23.3100)
Luminance	0.5457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DD6D #DD51C1

analogous

#7BDD51 #51DD6D #51DDB3

triadic

#51DD6D #6D51DD #DD6D51

tetradic

#51DD6D #517BDD #DD51C1 #DDB351

square

#51DD6D #517BDD #DD51C1 #DDB351

split-complementary

#51DD6D #B351DD #DD517B

monochromatic

#1D9636 #27C948 #51DD6D #84E798 #B7F1C3

Accessibility & contrast

On white

1.76

#51DD6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#51DD6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DD6D

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DD6D	#FFFFFF	#000000	##000000
##51DD6D	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)

#E0CA63

Deuteranopia (green-blind)

#CEBE75

Tritanopia (blue-blind)

#27D8C3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51dd6d;
/* rgb */ color: rgb(81, 221, 109);
/* oklch */ color: oklch(79.7% 0.195 147.2);

Tailwind

colors: {
  custom: {
    50: '#90e999',
    500: '#51dd6d',
    950: '#000000',
  },
}

SCSS

$custom: #51dd6d;
$custom-light: #90e999;
$custom-dark: #000000;

JSON

{
  "hex": "#51dd6d",
  "rgb": {
    "r": 81,
    "g": 221,
    "b": 109
  },
  "hsl": {
    "h": 132,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.79669,
    "c": 0.19506,
    "h": 147.2
  },
  "luminance": 0.54566
}

Semantic roles & 50–950 ramp

primary

#51DD6D

secondary

#9B3887

accent

#3EC8EA

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DD6D

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

Preview Lab → · Contrast checker → · Palette generator →