#51DE69#51DE69

#51DE69 is a light, vivid green. Relative luminance 0.550; OKLCH L 79.9% C 0.200 H 146.4°. Best body text is #000000 at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#51DE69
RGB	rgb(81, 222, 105)
HSL	hsl(130, 68%, 59%)
HSV	hsv(130, 64%, 87%)
CMYK	cmyk(63.5%, 0%, 52.7%, 12.9%)
CIE-LAB	lab(79.05, -61.62, 46.00)
CIE-LCH	lch(79.05, 76.90, 143.26°)
OKLab	oklab(79.87% -0.1665 0.1104)
OKLCH	oklch(79.87% 0.2 146.4)
XYZ	xyz(32.0623, 55.0086, 22.2899)
Luminance	0.5501 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DE69 #DE51C6

analogous

#80DE51 #51DE69 #51DEB0

triadic

#51DE69 #6951DE #DE6951

tetradic

#51DE69 #5180DE #DE51C6 #DEB051

square

#51DE69 #5180DE #DE51C6 #DEB051

split-complementary

#51DE69 #B051DE #DE5180

monochromatic

#1D9832 #27CB43 #51DE69 #84E895 #B8F2C2

Accessibility & contrast

On white

1.75

#51DE69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.00

#51DE69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DE69

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DE69	#FFFFFF	#000000	##000000
##51DE69	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)

#E1CB5E

Deuteranopia (green-blind)

#CFBF72

Tritanopia (blue-blind)

#29D9C3

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #51de69;
/* rgb */ color: rgb(81, 222, 105);
/* oklch */ color: oklch(79.9% 0.200 146.4);

Tailwind

colors: {
  custom: {
    50: '#91e996',
    500: '#51de69',
    950: '#000000',
  },
}

SCSS

$custom: #51de69;
$custom-light: #91e996;
$custom-dark: #000000;

JSON

{
  "hex": "#51de69",
  "rgb": {
    "r": 81,
    "g": 222,
    "b": 105
  },
  "hsl": {
    "h": 130.213,
    "s": 68.116,
    "l": 59.412
  },
  "oklch": {
    "l": 0.79866,
    "c": 0.19976,
    "h": 146.4
  },
  "luminance": 0.55012
}

Semantic roles & 50–950 ramp

primary

#51DE69

secondary

#9C378B

accent

#3DCDEB

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51DE69

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

Preview Lab → · Contrast checker → · Palette generator →