#51C12C#51C12C

#51C12C is a light, highly saturated green. Relative luminance 0.401; OKLCH L 71.8% C 0.208 H 139.4°. Best body text is #000000 at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#51C12C
RGB	rgb(81, 193, 44)
HSL	hsl(105, 63%, 46%)
HSV	hsv(105, 77%, 76%)
CMYK	cmyk(58%, 0%, 77.2%, 24.3%)
CIE-LAB	lab(69.52, -57.41, 60.62)
CIE-LCH	lch(69.52, 83.49, 133.44°)
OKLab	oklab(71.83% -0.158 0.1354)
OKLCH	oklch(71.83% 0.208 139.4)
XYZ	xyz(22.9170, 40.0691, 8.9088)
Luminance	0.4007 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C12C #9C2CC1

analogous

#9CC12C #51C12C #2CC152

triadic

#51C12C #2C51C1 #C12C51

tetradic

#51C12C #2C9CC1 #9C2CC1 #C1522C

square

#51C12C #2C9CC1 #9C2CC1 #C1522C

split-complementary

#51C12C #522CC1 #C12C9C

monochromatic

#275D15 #3C8F21 #51C12C #74D853 #9CE384

Accessibility & contrast

On white

2.33

#51C12C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.01

#51C12C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C12C

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C12C	#FFFFFF	#000000	##000000
##51C12C	1.00	2.33	9.01	9.01
#FFFFFF	2.33	1.00	21.00	21.00
#000000	9.01	21.00	1.00	1.00
##000000	9.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7AF02

Deuteranopia (green-blind)

#B9A63D

Tritanopia (blue-blind)

#44BAA5

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #51c12c;
/* rgb */ color: rgb(81, 193, 44);
/* oklch */ color: oklch(71.8% 0.208 139.4);

Tailwind

colors: {
  custom: {
    50: '#8ed571',
    500: '#51c12c',
    950: '#000000',
  },
}

SCSS

$custom: #51c12c;
$custom-light: #8ed571;
$custom-dark: #000000;

JSON

{
  "hex": "#51c12c",
  "rgb": {
    "r": 81,
    "g": 193,
    "b": 44
  },
  "hsl": {
    "h": 105.101,
    "s": 62.869,
    "l": 46.471
  },
  "oklch": {
    "l": 0.71827,
    "c": 0.20805,
    "h": 139.4
  },
  "luminance": 0.40071
}

Semantic roles & 50–950 ramp

primary

#51C12C

secondary

#B87DCC

accent

#42E6BD

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0E1408

muted

#7E837B

Preview Lab

Preview with #51C12C

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

Preview Lab → · Contrast checker → · Palette generator →