#51D348#51D348

#51D348 is a light, highly saturated green. Relative luminance 0.488; OKLCH L 76.7% C 0.212 H 142.2°. Best body text is #000000 at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#51D348
RGB	rgb(81, 211, 72)
HSL	hsl(116, 61%, 55%)
HSV	hsv(116, 66%, 83%)
CMYK	cmyk(61.6%, 0%, 65.9%, 17.3%)
CIE-LAB	lab(75.33, -61.54, 56.32)
CIE-LCH	lch(75.33, 83.42, 137.53°)
OKLab	oklab(76.69% -0.1676 0.1299)
OKLCH	oklch(76.69% 0.212 142.2)
XYZ	xyz(27.8558, 48.8031, 14.0816)
Luminance	0.4881 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D348 #CA48D3

analogous

#96D348 #51D348 #48D384

triadic

#51D348 #4851D3 #D34851

tetradic

#51D348 #4896D3 #CA48D3 #D38448

square

#51D348 #4896D3 #CA48D3 #D38448

split-complementary

#51D348 #8448D3 #D34896

monochromatic

#25811F #34B32B #51D348 #80DF79 #AFEBAB

Accessibility & contrast

On white

1.95

#51D348 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.76

#51D348 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D348

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D348	#FFFFFF	#000000	##000000
##51D348	1.00	1.95	10.76	10.76
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.76	21.00	1.00	1.00
##000000	10.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C036

Deuteranopia (green-blind)

#C8B555

Tritanopia (blue-blind)

#3ACDB6

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #51d348;
/* rgb */ color: rgb(81, 211, 72);
/* oklch */ color: oklch(76.7% 0.212 142.2);

Tailwind

colors: {
  custom: {
    50: '#90e281',
    500: '#51d348',
    950: '#000000',
  },
}

SCSS

$custom: #51d348;
$custom-light: #90e281;
$custom-dark: #000000;

JSON

{
  "hex": "#51d348",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 72
  },
  "hsl": {
    "h": 116.115,
    "s": 61.233,
    "l": 55.49
  },
  "oklch": {
    "l": 0.76689,
    "c": 0.21205,
    "h": 142.2
  },
  "luminance": 0.48806
}

Semantic roles & 50–950 ramp

primary

#51D348

secondary

#D59ED8

accent

#43E4DA

background

#F9FDF8

surface

#F2FBEF

border

#CCD4CA

text

#0E150B

muted

#7E837C

Preview Lab

Preview with #51D348

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

Preview Lab → · Contrast checker → · Palette generator →