#51C242#51C242

#51C242 is a light, vivid green. Relative luminance 0.407; OKLCH L 72.3% C 0.196 H 141.4°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#51C242
RGB	rgb(81, 194, 66)
HSL	hsl(113, 51%, 51%)
HSV	hsv(113, 66%, 76%)
CMYK	cmyk(58.2%, 0%, 66%, 23.9%)
CIE-LAB	lab(69.98, -56.05, 52.98)
CIE-LCH	lch(69.98, 77.13, 136.61°)
OKLab	oklab(72.26% -0.1531 0.1222)
OKLCH	oklch(72.26% 0.196 141.4)
XYZ	xyz(23.6673, 40.7241, 11.7665)
Luminance	0.4073 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C242 #B342C2

analogous

#91C242 #51C242 #42C273

triadic

#51C242 #4251C2 #C24251

tetradic

#51C242 #4291C2 #B342C2 #C27342

square

#51C242 #4291C2 #B342C2 #C27342

split-complementary

#51C242 #7342C2 #C24291

monochromatic

#2A6822 #3C9631 #51C242 #7CD170 #A6E09F

Accessibility & contrast

On white

2.30

#51C242 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#51C242 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C242

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C242	#FFFFFF	#000000	##000000
##51C242	1.00	2.30	9.15	9.15
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7B131

Deuteranopia (green-blind)

#B8A74D

Tritanopia (blue-blind)

#41BCA8

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #51c242;
/* rgb */ color: rgb(81, 194, 66);
/* oklch */ color: oklch(72.3% 0.196 141.4);

Tailwind

colors: {
  custom: {
    50: '#8dd57c',
    500: '#51c242',
    950: '#000000',
  },
}

SCSS

$custom: #51c242;
$custom-light: #8dd57c;
$custom-dark: #000000;

JSON

{
  "hex": "#51c242",
  "rgb": {
    "r": 81,
    "g": 194,
    "b": 66
  },
  "hsl": {
    "h": 112.969,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.72258,
    "c": 0.19585,
    "h": 141.4
  },
  "luminance": 0.40726
}

Semantic roles & 50–950 ramp

primary

#51C242

secondary

#C694CC

accent

#4DDBCA

background

#F9FDF7

surface

#F2FAEE

border

#CCD3C9

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C242

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

Preview Lab → · Contrast checker → · Palette generator →