#51CD45#51CD45

#51CD45 is a light, highly saturated green. Relative luminance 0.458; OKLCH L 75.1% C 0.207 H 141.9°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#51CD45
RGB	rgb(81, 205, 69)
HSL	hsl(115, 58%, 54%)
HSV	hsv(115, 66%, 80%)
CMYK	cmyk(60.5%, 0%, 66.3%, 19.6%)
CIE-LAB	lab(73.44, -59.71, 55.50)
CIE-LCH	lch(73.44, 81.52, 137.10°)
OKLab	oklab(75.12% -0.1628 0.1278)
OKLCH	oklch(75.12% 0.207 141.9)
XYZ	xyz(26.2975, 45.8392, 13.0911)
Luminance	0.4584 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51CD45 #C145CD

analogous

#95CD45 #51CD45 #45CD7D

triadic

#51CD45 #4551CD #CD4551

tetradic

#51CD45 #4595CD #C145CD #CD7D45

square

#51CD45 #4595CD #C145CD #CD7D45

split-complementary

#51CD45 #7D45CD #CD4595

monochromatic

#287720 #38A82D #51CD45 #7EDA75 #ABE7A5

Accessibility & contrast

On white

2.07

#51CD45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#51CD45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51CD45

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51CD45	#FFFFFF	#000000	##000000
##51CD45	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB33

Deuteranopia (green-blind)

#C2B051

Tritanopia (blue-blind)

#3CC7B1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #51cd45;
/* rgb */ color: rgb(81, 205, 69);
/* oklch */ color: oklch(75.1% 0.207 141.9);

Tailwind

colors: {
  custom: {
    50: '#8fdd7f',
    500: '#51cd45',
    950: '#000000',
  },
}

SCSS

$custom: #51cd45;
$custom-light: #8fdd7f;
$custom-dark: #000000;

JSON

{
  "hex": "#51cd45",
  "rgb": {
    "r": 81,
    "g": 205,
    "b": 69
  },
  "hsl": {
    "h": 114.706,
    "s": 57.627,
    "l": 53.725
  },
  "oklch": {
    "l": 0.75122,
    "c": 0.207,
    "h": 141.9
  },
  "luminance": 0.45842
}

Semantic roles & 50–950 ramp

primary

#51CD45

secondary

#CF9AD4

accent

#47E1D3

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51CD45

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

Preview Lab → · Contrast checker → · Palette generator →