#51DA68#51DA68

#51DA68 is a light, vivid green. Relative luminance 0.529; OKLCH L 78.8% C 0.196 H 146.5°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#51DA68
RGB	rgb(81, 218, 104)
HSL	hsl(130, 65%, 59%)
HSV	hsv(130, 63%, 85%)
CMYK	cmyk(62.8%, 0%, 52.3%, 14.5%)
CIE-LAB	lab(77.81, -60.32, 44.97)
CIE-LCH	lch(77.81, 75.24, 143.29°)
OKLab	oklab(78.84% -0.163 0.1081)
OKLCH	oklch(78.84% 0.196 146.5)
XYZ	xyz(30.9614, 52.8885, 21.6709)
Luminance	0.5289 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DA68 #DA51C3

analogous

#7EDA51 #51DA68 #51DAAC

triadic

#51DA68 #6851DA #DA6851

tetradic

#51DA68 #517EDA #DA51C3 #DAAC51

square

#51DA68 #517EDA #DA51C3 #DAAC51

split-complementary

#51DA68 #AC51DA #DA517E

monochromatic

#1F9232 #2AC444 #51DA68 #83E594 #B6EFC0

Accessibility & contrast

On white

1.81

#51DA68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.58

#51DA68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DA68

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DA68	#FFFFFF	#000000	##000000
##51DA68	1.00	1.81	11.58	11.58
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.58	21.00	1.00	1.00
##000000	11.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC85E

Deuteranopia (green-blind)

#CCBC70

Tritanopia (blue-blind)

#2CD5C0

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51da68;
/* rgb */ color: rgb(81, 218, 104);
/* oklch */ color: oklch(78.8% 0.196 146.5);

Tailwind

colors: {
  custom: {
    50: '#90e695',
    500: '#51da68',
    950: '#000000',
  },
}

SCSS

$custom: #51da68;
$custom-light: #90e695;
$custom-dark: #000000;

JSON

{
  "hex": "#51da68",
  "rgb": {
    "r": 81,
    "g": 218,
    "b": 104
  },
  "hsl": {
    "h": 130.073,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.78841,
    "c": 0.19557,
    "h": 146.5
  },
  "luminance": 0.52892
}

Semantic roles & 50–950 ramp

primary

#51DA68

secondary

#973987

accent

#40CCE8

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DA68

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

Preview Lab → · Contrast checker → · Palette generator →