#51C548#51C548

#51C548 is a light, vivid green. Relative luminance 0.421; OKLCH L 73.1% C 0.195 H 142.1°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#51C548
RGB	rgb(81, 197, 72)
HSL	hsl(116, 52%, 53%)
HSV	hsv(116, 63%, 77%)
CMYK	cmyk(58.9%, 0%, 63.5%, 22.7%)
CIE-LAB	lab(70.97, -56.55, 51.54)
CIE-LCH	lch(70.97, 76.51, 137.65°)
OKLab	oklab(73.09% -0.1541 0.1198)
OKLCH	oklch(73.09% 0.195 142.1)
XYZ	xyz(24.5280, 42.1475, 12.9723)
Luminance	0.4215 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C548 #BC48C5

analogous

#8FC548 #51C548 #48C57D

triadic

#51C548 #4851C5 #C54851

tetradic

#51C548 #488FC5 #BC48C5 #C57D48

square

#51C548 #488FC5 #BC48C5 #C57D48

split-complementary

#51C548 #7D48C5 #C5488F

monochromatic

#296F23 #3A9E32 #51C548 #7DD476 #A9E2A5

Accessibility & contrast

On white

2.23

#51C548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#51C548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C548

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C548	#FFFFFF	#000000	##000000
##51C548	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B439

Deuteranopia (green-blind)

#BBAA53

Tritanopia (blue-blind)

#3EBFAB

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51c548;
/* rgb */ color: rgb(81, 197, 72);
/* oklch */ color: oklch(73.1% 0.195 142.1);

Tailwind

colors: {
  custom: {
    50: '#8ed780',
    500: '#51c548',
    950: '#000000',
  },
}

SCSS

$custom: #51c548;
$custom-light: #8ed780;
$custom-dark: #000000;

JSON

{
  "hex": "#51c548",
  "rgb": {
    "r": 81,
    "g": 197,
    "b": 72
  },
  "hsl": {
    "h": 115.68,
    "s": 51.867,
    "l": 52.745
  },
  "oklch": {
    "l": 0.73092,
    "c": 0.19517,
    "h": 142.1
  },
  "luminance": 0.4215
}

Semantic roles & 50–950 ramp

primary

#51C548

secondary

#CC99CF

accent

#4CDBD1

background

#F9FDF8

surface

#F2FAEF

border

#CCD3CA

text

#0D140A

muted

#7E837C

Preview Lab

Preview with #51C548

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

Preview Lab → · Contrast checker → · Palette generator →