#51AD41#51AD41

#51AD41 is a light, vivid green. Relative luminance 0.320; OKLCH L 66.8% C 0.170 H 140.8°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#51AD41
RGB	rgb(81, 173, 65)
HSL	hsl(111, 45%, 47%)
HSV	hsv(111, 62%, 68%)
CMYK	cmyk(53.2%, 0%, 62.4%, 32.2%)
CIE-LAB	lab(63.36, -48.22, 46.10)
CIE-LCH	lch(63.36, 66.71, 136.29°)
OKLab	oklab(66.8% -0.1319 0.1075)
OKLCH	oklch(66.8% 0.17 140.8)
XYZ	xyz(19.2902, 32.0166, 10.1633)
Luminance	0.3202 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51AD41 #9D41AD

analogous

#87AD41 #51AD41 #41AD67

triadic

#51AD41 #4151AD #AD4151

tetradic

#51AD41 #4187AD #9D41AD #AD6741

square

#51AD41 #4187AD #9D41AD #AD6741

split-complementary

#51AD41 #6741AD #AD4187

monochromatic

#275420 #3C8130 #51AD41 #74C566 #9CD692

Accessibility & contrast

On white

2.84

#51AD41 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#51AD41 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51AD41

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51AD41	#FFFFFF	#000000	##000000
##51AD41	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B19E35

Deuteranopia (green-blind)

#A5964A

Tritanopia (blue-blind)

#46A896

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #51ad41;
/* rgb */ color: rgb(81, 173, 65);
/* oklch */ color: oklch(66.8% 0.170 140.8);

Tailwind

colors: {
  custom: {
    50: '#8ac67a',
    500: '#51ad41',
    950: '#000000',
  },
}

SCSS

$custom: #51ad41;
$custom-light: #8ac67a;
$custom-dark: #000000;

JSON

{
  "hex": "#51ad41",
  "rgb": {
    "r": 81,
    "g": 173,
    "b": 65
  },
  "hsl": {
    "h": 111.111,
    "s": 45.378,
    "l": 46.667
  },
  "oklch": {
    "l": 0.66795,
    "c": 0.17015,
    "h": 140.8
  },
  "luminance": 0.32018
}

Semantic roles & 50–950 ramp

primary

#51AD41

secondary

#B988C2

accent

#53D5C2

background

#F8FCF7

surface

#F0F8EE

border

#CBD1C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #51AD41

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

Preview Lab → · Contrast checker → · Palette generator →