#51D045#51D045

#51D045 is a light, highly saturated green. Relative luminance 0.473; OKLCH L 75.9% C 0.211 H 141.9°. Best body text is #000000 at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#51D045
RGB	rgb(81, 208, 69)
HSL	hsl(115, 60%, 54%)
HSV	hsv(115, 67%, 82%)
CMYK	cmyk(61.1%, 0%, 66.8%, 18.4%)
CIE-LAB	lab(74.37, -60.77, 56.50)
CIE-LCH	lch(74.37, 82.98, 137.08°)
OKLab	oklab(75.89% -0.1657 0.13)
OKLCH	oklch(75.89% 0.211 141.9)
XYZ	xyz(27.0220, 47.2882, 13.3326)
Luminance	0.4729 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D045 #C445D0

analogous

#97D045 #51D045 #45D07F

triadic

#51D045 #4551D0 #D04551

tetradic

#51D045 #4597D0 #C445D0 #D07F45

square

#51D045 #4597D0 #C445D0 #D07F45

split-complementary

#51D045 #7F45D0 #D04597

monochromatic

#277B1F #37AC2C #51D045 #7FDC76 #ACE9A7

Accessibility & contrast

On white

2.01

#51D045 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.46

#51D045 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D045

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D045	#FFFFFF	#000000	##000000
##51D045	1.00	2.01	10.46	10.46
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.46	21.00	1.00	1.00
##000000	10.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD32

Deuteranopia (green-blind)

#C5B352

Tritanopia (blue-blind)

#3BCAB4

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #51d045;
/* rgb */ color: rgb(81, 208, 69);
/* oklch */ color: oklch(75.9% 0.211 141.9);

Tailwind

colors: {
  custom: {
    50: '#90df7f',
    500: '#51d045',
    950: '#000000',
  },
}

SCSS

$custom: #51d045;
$custom-light: #90df7f;
$custom-dark: #000000;

JSON

{
  "hex": "#51d045",
  "rgb": {
    "r": 81,
    "g": 208,
    "b": 69
  },
  "hsl": {
    "h": 114.82,
    "s": 59.657,
    "l": 54.314
  },
  "oklch": {
    "l": 0.75892,
    "c": 0.21056,
    "h": 141.9
  },
  "luminance": 0.47291
}

Semantic roles & 50–950 ramp

primary

#51D045

secondary

#D19BD6

accent

#45E3D5

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150A

muted

#7E837C

Preview Lab

Preview with #51D045

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

Preview Lab → · Contrast checker → · Palette generator →