#51D343#51D343

#51D343 is a light, highly saturated green. Relative luminance 0.487; OKLCH L 76.6% C 0.215 H 141.7°. Best body text is #000000 at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#51D343
RGB	rgb(81, 211, 67)
HSL	hsl(114, 62%, 55%)
HSV	hsv(114, 68%, 83%)
CMYK	cmyk(61.6%, 0%, 68.2%, 17.3%)
CIE-LAB	lab(75.29, -61.99, 58.27)
CIE-LCH	lch(75.29, 85.08, 136.77°)
OKLab	oklab(76.64% -0.1691 0.1334)
OKLCH	oklch(76.64% 0.215 141.7)
XYZ	xyz(27.6993, 48.7405, 13.2572)
Luminance	0.4874 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D343 #C543D3

analogous

#99D343 #51D343 #43D37D

triadic

#51D343 #4351D3 #D34351

tetradic

#51D343 #4399D3 #C543D3 #D37D43

square

#51D343 #4399D3 #C543D3 #D37D43

split-complementary

#51D343 #7D43D3 #D34399

monochromatic

#277E1E #36B029 #51D343 #7FDF75 #ADEAA6

Accessibility & contrast

On white

1.95

#51D343 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.75

#51D343 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D343

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D343	#FFFFFF	#000000	##000000
##51D343	1.00	1.95	10.75	10.75
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.75	21.00	1.00	1.00
##000000	10.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C02E

Deuteranopia (green-blind)

#C8B551

Tritanopia (blue-blind)

#3BCDB6

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51d343;
/* rgb */ color: rgb(81, 211, 67);
/* oklch */ color: oklch(76.6% 0.215 141.7);

Tailwind

colors: {
  custom: {
    50: '#90e27e',
    500: '#51d343',
    950: '#000000',
  },
}

SCSS

$custom: #51d343;
$custom-light: #90e27e;
$custom-dark: #000000;

JSON

{
  "hex": "#51d343",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 67
  },
  "hsl": {
    "h": 114.167,
    "s": 62.069,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76644,
    "c": 0.21539,
    "h": 141.7
  },
  "luminance": 0.48743
}

Semantic roles & 50–950 ramp

primary

#51D343

secondary

#D19AD7

accent

#43E5D5

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51D343

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

Preview Lab → · Contrast checker → · Palette generator →