#51D372#51D372

#51D372 is a light, vivid green. Relative luminance 0.496; OKLCH L 77.2% C 0.178 H 148.8°. Best body text is #000000 at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#51D372
RGB	rgb(81, 211, 114)
HSL	hsl(135, 60%, 57%)
HSV	hsv(135, 62%, 83%)
CMYK	cmyk(61.6%, 0%, 46%, 17.3%)
CIE-LAB	lab(75.79, -56.28, 37.59)
CIE-LCH	lch(75.79, 67.68, 146.26°)
OKLab	oklab(77.22% -0.152 0.092)
OKLCH	oklch(77.22% 0.178 148.8)
XYZ	xyz(29.7227, 49.5498, 23.9140)
Luminance	0.4955 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D372 #D351B2

analogous

#71D351 #51D372 #51D3B3

triadic

#51D372 #7251D3 #D37251

tetradic

#51D372 #5171D3 #D351B2 #D3B351

square

#51D372 #5171D3 #D351B2 #D3B351

split-complementary

#51D372 #B351D3 #D35171

monochromatic

#22873C #2FB852 #51D372 #82DF9A #B3ECC1

Accessibility & contrast

On white

1.92

#51D372 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.91

#51D372 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D372

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D372	#FFFFFF	#000000	##000000
##51D372	1.00	1.92	10.91	10.91
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.91	21.00	1.00	1.00
##000000	10.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5C26A

Deuteranopia (green-blind)

#C4B679

Tritanopia (blue-blind)

#2ACFBC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #51d372;
/* rgb */ color: rgb(81, 211, 114);
/* oklch */ color: oklch(77.2% 0.178 148.8);

Tailwind

colors: {
  custom: {
    50: '#8fe19c',
    500: '#51d372',
    950: '#000000',
  },
}

SCSS

$custom: #51d372;
$custom-light: #8fe19c;
$custom-dark: #000000;

JSON

{
  "hex": "#51d372",
  "rgb": {
    "r": 81,
    "g": 211,
    "b": 114
  },
  "hsl": {
    "h": 135.231,
    "s": 59.633,
    "l": 57.255
  },
  "oklch": {
    "l": 0.77221,
    "c": 0.17764,
    "h": 148.8
  },
  "luminance": 0.49553
}

Semantic roles & 50–950 ramp

primary

#51D372

secondary

#DAA6CD

accent

#45BBE3

background

#F9FDF9

surface

#F2FBF2

border

#CCD4CC

text

#0D150E

muted

#7E837E

Preview Lab

Preview with #51D372

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

Preview Lab → · Contrast checker → · Palette generator →