#51D848#51D848

#51D848 is a light, highly saturated green. Relative luminance 0.513; OKLCH L 78.0% C 0.218 H 142.2°. Best body text is #000000 at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#51D848
RGB	rgb(81, 216, 72)
HSL	hsl(116, 65%, 56%)
HSV	hsv(116, 67%, 85%)
CMYK	cmyk(62.5%, 0%, 66.7%, 15.3%)
CIE-LAB	lab(76.88, -63.27, 57.99)
CIE-LCH	lch(76.88, 85.83, 137.49°)
OKLab	oklab(77.97% -0.1723 0.1334)
OKLCH	oklch(77.97% 0.218 142.2)
XYZ	xyz(29.1173, 51.3261, 14.5021)
Luminance	0.5133 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D848 #CF48D8

analogous

#99D848 #51D848 #48D887

triadic

#51D848 #4851D8 #D84851

tetradic

#51D848 #4899D8 #CF48D8 #D88748

square

#51D848 #4899D8 #CF48D8 #D88748

split-complementary

#51D848 #8748D8 #D84899

monochromatic

#24891D #31BB28 #51D848 #81E37A #B1EEAD

Accessibility & contrast

On white

1.86

#51D848 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.27

#51D848 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D848

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D848	#FFFFFF	#000000	##000000
##51D848	1.00	1.86	11.27	11.27
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.27	21.00	1.00	1.00
##000000	11.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC534

Deuteranopia (green-blind)

#CCB955

Tritanopia (blue-blind)

#38D2BB

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #51d848;
/* rgb */ color: rgb(81, 216, 72);
/* oklch */ color: oklch(78.0% 0.218 142.2);

Tailwind

colors: {
  custom: {
    50: '#91e582',
    500: '#51d848',
    950: '#000000',
  },
}

SCSS

$custom: #51d848;
$custom-light: #91e582;
$custom-dark: #000000;

JSON

{
  "hex": "#51d848",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 72
  },
  "hsl": {
    "h": 116.25,
    "s": 64.865,
    "l": 56.471
  },
  "oklch": {
    "l": 0.77968,
    "c": 0.21792,
    "h": 142.2
  },
  "luminance": 0.51329
}

Semantic roles & 50–950 ramp

primary

#51D848

secondary

#89368F

accent

#40E8DD

background

#FCFEFB

surface

#F5FCF2

border

#CFD5CC

text

#0E160B

muted

#7F847E

Preview Lab

Preview with #51D848

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

Preview Lab → · Contrast checker → · Palette generator →