#51BC45#51BC45

#51BC45 is a light, vivid green. Relative luminance 0.381; OKLCH L 70.7% C 0.186 H 141.7°. Best body text is #000000 at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#51BC45
RGB	rgb(81, 188, 69)
HSL	hsl(114, 47%, 50%)
HSV	hsv(114, 63%, 74%)
CMYK	cmyk(56.9%, 0%, 63.3%, 26.3%)
CIE-LAB	lab(68.13, -53.54, 49.67)
CIE-LCH	lch(68.13, 73.03, 137.15°)
OKLab	oklab(70.74% -0.1461 0.1155)
OKLCH	oklch(70.74% 0.186 141.7)
XYZ	xyz(22.4496, 38.1435, 11.8085)
Luminance	0.3815 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BC45 #B045BC

analogous

#8CBC45 #51BC45 #45BC75

triadic

#51BC45 #4551BC #BC4551

tetradic

#51BC45 #458CBC #B045BC #BC7545

square

#51BC45 #458CBC #B045BC #BC7545

split-complementary

#51BC45 #7545BC #BC458C

monochromatic

#2A6324 #3D9034 #51BC45 #7BCC72 #A5DC9F

Accessibility & contrast

On white

2.43

#51BC45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.63

#51BC45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BC45

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BC45	#FFFFFF	#000000	##000000
##51BC45	1.00	2.43	8.63	8.63
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.63	21.00	1.00	1.00
##000000	8.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AC37

Deuteranopia (green-blind)

#B3A34F

Tritanopia (blue-blind)

#42B6A3

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #51bc45;
/* rgb */ color: rgb(81, 188, 69);
/* oklch */ color: oklch(70.7% 0.186 141.7);

Tailwind

colors: {
  custom: {
    50: '#8cd17d',
    500: '#51bc45',
    950: '#000000',
  },
}

SCSS

$custom: #51bc45;
$custom-light: #8cd17d;
$custom-dark: #000000;

JSON

{
  "hex": "#51bc45",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 69
  },
  "hsl": {
    "h": 113.95,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.70735,
    "c": 0.18624,
    "h": 141.7
  },
  "luminance": 0.38145
}

Semantic roles & 50–950 ramp

primary

#51BC45

secondary

#C494C9

accent

#51D7C9

background

#F9FCF7

surface

#F1F9EE

border

#CBD2C9

text

#0D140A

muted

#7E827C

Preview Lab

Preview with #51BC45

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

Preview Lab → · Contrast checker → · Palette generator →