#51DB47#51DB47

#51DB47 is a light, highly saturated green. Relative luminance 0.529; OKLCH L 78.7% C 0.222 H 142.2°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#51DB47
RGB	rgb(81, 219, 71)
HSL	hsl(116, 67%, 57%)
HSV	hsv(116, 68%, 86%)
CMYK	cmyk(63%, 0%, 67.6%, 14.1%)
CIE-LAB	lab(77.79, -64.38, 59.37)
CIE-LCH	lch(77.79, 87.58, 137.32°)
OKLab	oklab(78.73% -0.1754 0.1362)
OKLCH	oklch(78.73% 0.222 142.2)
XYZ	xyz(29.8606, 52.8644, 14.5902)
Luminance	0.5287 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51DB47 #D147DB

analogous

#9BDB47 #51DB47 #47DB87

triadic

#51DB47 #4751DB #DB4751

tetradic

#51DB47 #479BDB #D147DB #DB8747

square

#51DB47 #479BDB #D147DB #DB8747

split-complementary

#51DB47 #8747DB #DB479B

monochromatic

#238C1B #30BF25 #51DB47 #81E57A #B2EFAD

Accessibility & contrast

On white

1.81

#51DB47 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#51DB47 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51DB47

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51DB47	#FFFFFF	#000000	##000000
##51DB47	1.00	1.81	11.57	11.57
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C732

Deuteranopia (green-blind)

#CFBC55

Tritanopia (blue-blind)

#37D5BD

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #51db47;
/* rgb */ color: rgb(81, 219, 71);
/* oklch */ color: oklch(78.7% 0.222 142.2);

Tailwind

colors: {
  custom: {
    50: '#92e781',
    500: '#51db47',
    950: '#000000',
  },
}

SCSS

$custom: #51db47;
$custom-light: #92e781;
$custom-dark: #000000;

JSON

{
  "hex": "#51db47",
  "rgb": {
    "r": 81,
    "g": 219,
    "b": 71
  },
  "hsl": {
    "h": 115.946,
    "s": 67.273,
    "l": 56.863
  },
  "oklch": {
    "l": 0.78726,
    "c": 0.22205,
    "h": 142.2
  },
  "luminance": 0.52867
}

Semantic roles & 50–950 ramp

primary

#51DB47

secondary

#8B3492

accent

#3EEADF

background

#FCFEFB

surface

#F5FDF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51DB47

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

Preview Lab → · Contrast checker → · Palette generator →