#51C845#51C845

#51C845 is a light, highly saturated green. Relative luminance 0.435; OKLCH L 73.8% C 0.201 H 141.8°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#51C845
RGB	rgb(81, 200, 69)
HSL	hsl(115, 54%, 53%)
HSV	hsv(115, 66%, 78%)
CMYK	cmyk(59.5%, 0%, 65.5%, 21.6%)
CIE-LAB	lab(71.88, -57.93, 53.81)
CIE-LCH	lch(71.88, 79.07, 137.11°)
OKLab	oklab(73.83% -0.158 0.1243)
OKLCH	oklch(73.83% 0.201 141.8)
XYZ	xyz(25.1205, 43.4852, 12.6988)
Luminance	0.4349 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C845 #BC45C8

analogous

#92C845 #51C845 #45C87B

triadic

#51C845 #4551C8 #C84551

tetradic

#51C845 #4592C8 #BC45C8 #C87B45

square

#51C845 #4592C8 #BC45C8 #C87B45

split-complementary

#51C845 #7B45C8 #C84592

monochromatic

#297121 #3AA02F #51C845 #7DD674 #A9E4A3

Accessibility & contrast

On white

2.17

#51C845 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#51C845 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C845

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C845	#FFFFFF	#000000	##000000
##51C845	1.00	2.17	9.70	9.70
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.70	21.00	1.00	1.00
##000000	9.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB634

Deuteranopia (green-blind)

#BEAC51

Tritanopia (blue-blind)

#3EC2AD

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #51c845;
/* rgb */ color: rgb(81, 200, 69);
/* oklch */ color: oklch(73.8% 0.201 141.8);

Tailwind

colors: {
  custom: {
    50: '#8eda7e',
    500: '#51c845',
    950: '#000000',
  },
}

SCSS

$custom: #51c845;
$custom-light: #8eda7e;
$custom-dark: #000000;

JSON

{
  "hex": "#51c845",
  "rgb": {
    "r": 81,
    "g": 200,
    "b": 69
  },
  "hsl": {
    "h": 114.504,
    "s": 54.357,
    "l": 52.745
  },
  "oklch": {
    "l": 0.73835,
    "c": 0.20102,
    "h": 141.8
  },
  "luminance": 0.43488
}

Semantic roles & 50–950 ramp

primary

#51C845

secondary

#CC98D1

accent

#4ADED0

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #51C845

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

Preview Lab → · Contrast checker → · Palette generator →