#51C343#51C343

#51C343 is a light, vivid green. Relative luminance 0.412; OKLCH L 72.5% C 0.196 H 141.5°. Best body text is #000000 at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#51C343
RGB	rgb(81, 195, 67)
HSL	hsl(113, 52%, 51%)
HSV	hsv(113, 66%, 76%)
CMYK	cmyk(58.5%, 0%, 65.6%, 23.5%)
CIE-LAB	lab(70.30, -56.32, 52.92)
CIE-LCH	lch(70.30, 77.28, 136.78°)
OKLab	oklab(72.53% -0.1537 0.1222)
OKLCH	oklch(72.53% 0.196 141.5)
XYZ	xyz(23.9204, 41.1826, 11.9976)
Luminance	0.4118 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C343 #B543C3

analogous

#91C343 #51C343 #43C375

triadic

#51C343 #4351C3 #C34351

tetradic

#51C343 #4391C3 #B543C3 #C37543

square

#51C343 #4391C3 #B543C3 #C37543

split-complementary

#51C343 #7543C3 #C34391

monochromatic

#2A6A22 #3C9831 #51C343 #7CD271 #A7E1A0

Accessibility & contrast

On white

2.27

#51C343 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.24

#51C343 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C343

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C343	#FFFFFF	#000000	##000000
##51C343	1.00	2.27	9.24	9.24
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.24	21.00	1.00	1.00
##000000	9.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8B232

Deuteranopia (green-blind)

#B9A84E

Tritanopia (blue-blind)

#40BDA9

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #51c343;
/* rgb */ color: rgb(81, 195, 67);
/* oklch */ color: oklch(72.5% 0.196 141.5);

Tailwind

colors: {
  custom: {
    50: '#8ed67d',
    500: '#51c343',
    950: '#000000',
  },
}

SCSS

$custom: #51c343;
$custom-light: #8ed67d;
$custom-dark: #000000;

JSON

{
  "hex": "#51c343",
  "rgb": {
    "r": 81,
    "g": 195,
    "b": 67
  },
  "hsl": {
    "h": 113.438,
    "s": 51.613,
    "l": 51.373
  },
  "oklch": {
    "l": 0.72526,
    "c": 0.19636,
    "h": 141.5
  },
  "luminance": 0.41185
}

Semantic roles & 50–950 ramp

primary

#51C343

secondary

#C795CD

accent

#4DDBCC

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C343

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

Preview Lab → · Contrast checker → · Palette generator →