#51DE68#51DE68

#51DE68 is a light, highly saturated green. Relative luminance 0.550; OKLCH L 79.9% C 0.201 H 146.3°. Best body text is #000000 at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#51DE68
RGB	rgb(81, 222, 104)
HSL	hsl(130, 68%, 59%)
HSV	hsv(130, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 53.2%, 12.9%)
CIE-LAB	lab(79.03, -61.76, 46.46)
CIE-LCH	lch(79.03, 77.28, 143.05°)
OKLab	oklab(79.85% -0.1669 0.1114)
OKLCH	oklch(79.85% 0.201 146.3)
XYZ	xyz(32.0112, 54.9881, 22.0208)
Luminance	0.5499 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE68 #DE51C7

analogous

#81DE51 #51DE68 #51DEAE

triadic

#51DE68 #6851DE #DE6851

tetradic

#51DE68 #5181DE #DE51C7 #DEAE51

square

#51DE68 #5181DE #DE51C7 #DEAE51

split-complementary

#51DE68 #AE51DE #DE5181

monochromatic

#1D9831 #27CB41 #51DE68 #84E895 #B8F2C1

Accessibility & contrast

On white

1.75

#51DE68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.00

#51DE68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE68

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE68	#FFFFFF	#000000	##000000
##51DE68	1.00	1.75	12.00	12.00
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.00	21.00	1.00	1.00
##000000	12.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CB5D

Deuteranopia (green-blind)

#CFBF71

Tritanopia (blue-blind)

#29D9C3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51de68;
/* rgb */ color: rgb(81, 222, 104);
/* oklch */ color: oklch(79.9% 0.201 146.3);

Tailwind

colors: {
  custom: {
    50: '#91e996',
    500: '#51de68',
    950: '#000000',
  },
}

SCSS

$custom: #51de68;
$custom-light: #91e996;
$custom-dark: #000000;

JSON

{
  "hex": "#51de68",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 104
  },
  "hsl": {
    "h": 129.787,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79852,
    "c": 0.20061,
    "h": 146.3
  },
  "luminance": 0.54991
}

Semantic roles & 50–950 ramp

primary

#51DE68

secondary

#9C378C

accent

#3DCFEB

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160D

muted

#7F847F

Preview Lab

Preview with #51DE68

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

Preview Lab → · Contrast checker → · Palette generator →