#51DC69#51DC69

#51DC69 is a light, vivid green. Relative luminance 0.540; OKLCH L 79.4% C 0.197 H 146.5°. Best body text is #000000 at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#51DC69
RGB	rgb(81, 220, 105)
HSL	hsl(130, 67%, 59%)
HSV	hsv(130, 63%, 86%)
CMYK	cmyk(63.2%, 0%, 52.3%, 13.7%)
CIE-LAB	lab(78.43, -60.90, 45.26)
CIE-LCH	lch(78.43, 75.88, 143.38°)
OKLab	oklab(79.36% -0.1645 0.1088)
OKLCH	oklch(79.36% 0.197 146.5)
XYZ	xyz(31.5342, 53.9525, 22.1139)
Luminance	0.5396 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DC69 #DC51C4

analogous

#7FDC51 #51DC69 #51DCAF

triadic

#51DC69 #6951DC #DC6951

tetradic

#51DC69 #517FDC #DC51C4 #DCAF51

square

#51DC69 #517FDC #DC51C4 #DCAF51

split-complementary

#51DC69 #AF51DC #DC517F

monochromatic

#1E9532 #28C844 #51DC69 #84E695 #B7F0C1

Accessibility & contrast

On white

1.78

#51DC69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.79

#51DC69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DC69

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DC69	#FFFFFF	#000000	##000000
##51DC69	1.00	1.78	11.79	11.79
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.79	21.00	1.00	1.00
##000000	11.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC95F

Deuteranopia (green-blind)

#CEBD71

Tritanopia (blue-blind)

#2AD7C2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #51dc69;
/* rgb */ color: rgb(81, 220, 105);
/* oklch */ color: oklch(79.4% 0.197 146.5);

Tailwind

colors: {
  custom: {
    50: '#90e896',
    500: '#51dc69',
    950: '#000000',
  },
}

SCSS

$custom: #51dc69;
$custom-light: #90e896;
$custom-dark: #000000;

JSON

{
  "hex": "#51dc69",
  "rgb": {
    "r": 81,
    "g": 220,
    "b": 105
  },
  "hsl": {
    "h": 130.36,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.79361,
    "c": 0.19724,
    "h": 146.5
  },
  "luminance": 0.53956
}

Semantic roles & 50–950 ramp

primary

#51DC69

secondary

#993888

accent

#3ECCE9

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DC69

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

Preview Lab → · Contrast checker → · Palette generator →