#51D541#51D541

#51D541 is a light, highly saturated green. Relative luminance 0.497; OKLCH L 77.1% C 0.219 H 141.6°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#51D541
RGB	rgb(81, 213, 65)
HSL	hsl(114, 64%, 55%)
HSV	hsv(114, 69%, 84%)
CMYK	cmyk(62%, 0%, 69.5%, 16.5%)
CIE-LAB	lab(75.90, -62.85, 59.67)
CIE-LCH	lch(75.90, 86.67, 136.49°)
OKLab	oklab(77.14% -0.1715 0.1361)
OKLCH	oklch(77.14% 0.219 141.6)
XYZ	xyz(28.1403, 49.7168, 13.1133)
Luminance	0.4972 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D541 #C541D5

analogous

#9BD541 #51D541 #41D57B

triadic

#51D541 #4151D5 #D54151

tetradic

#51D541 #419BD5 #C541D5 #D57B41

square

#51D541 #419BD5 #C541D5 #D57B41

split-complementary

#51D541 #7B41D5 #D5419B

monochromatic

#277F1C #36B227 #51D541 #7FE073 #ADEBA5

Accessibility & contrast

On white

1.92

#51D541 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#51D541 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D541

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D541	#FFFFFF	#000000	##000000
##51D541	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC22A

Deuteranopia (green-blind)

#CAB74F

Tritanopia (blue-blind)

#3ACFB8

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51d541;
/* rgb */ color: rgb(81, 213, 65);
/* oklch */ color: oklch(77.1% 0.219 141.6);

Tailwind

colors: {
  custom: {
    50: '#91e37d',
    500: '#51d541',
    950: '#000000',
  },
}

SCSS

$custom: #51d541;
$custom-light: #91e37d;
$custom-dark: #000000;

JSON

{
  "hex": "#51d541",
  "rgb": {
    "r": 81,
    "g": 213,
    "b": 65
  },
  "hsl": {
    "h": 113.514,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.7714,
    "c": 0.21899,
    "h": 141.6
  },
  "luminance": 0.49719
}

Semantic roles & 50–950 ramp

primary

#51D541

secondary

#D19AD8

accent

#41E7D5

background

#F9FEF8

surface

#F2FCEF

border

#CCD5CA

text

#0E160A

muted

#7E847C

Preview Lab

Preview with #51D541

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

Preview Lab → · Contrast checker → · Palette generator →