#51D86B#51D86B

#51D86B is a light, vivid green. Relative luminance 0.519; OKLCH L 78.4% C 0.190 H 147.1°. Best body text is #000000 at 11.38:1 contrast (WCAG AA passes).

Color values

HEX	#51D86B
RGB	rgb(81, 216, 107)
HSL	hsl(132, 63%, 58%)
HSV	hsv(132, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 50.5%, 15.3%)
CIE-LAB	lab(77.23, -59.17, 42.83)
CIE-LCH	lch(77.23, 73.05, 144.10°)
OKLab	oklab(78.38% -0.1598 0.1035)
OKLCH	oklch(78.38% 0.19 147.1)
XYZ	xyz(30.6010, 51.9196, 22.3159)
Luminance	0.5192 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D86B #D851BE

analogous

#7AD851 #51D86B #51D8AF

triadic

#51D86B #6B51D8 #D86B51

tetradic

#51D86B #517AD8 #D851BE #D8AF51

square

#51D86B #517AD8 #D851BE #D8AF51

split-complementary

#51D86B #AF51D8 #D8517A

monochromatic

#208F35 #2BC148 #51D86B #83E396 #B5EEC0

Accessibility & contrast

On white

1.84

#51D86B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.38

#51D86B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D86B

11.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D86B	#FFFFFF	#000000	##000000
##51D86B	1.00	1.84	11.38	11.38
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.38	21.00	1.00	1.00
##000000	11.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC662

Deuteranopia (green-blind)

#CABA73

Tritanopia (blue-blind)

#2BD3BF

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d86b;
/* rgb */ color: rgb(81, 216, 107);
/* oklch */ color: oklch(78.4% 0.190 147.1);

Tailwind

colors: {
  custom: {
    50: '#90e597',
    500: '#51d86b',
    950: '#000000',
  },
}

SCSS

$custom: #51d86b;
$custom-light: #90e597;
$custom-dark: #000000;

JSON

{
  "hex": "#51d86b",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 107
  },
  "hsl": {
    "h": 131.556,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.78378,
    "c": 0.19041,
    "h": 147.1
  },
  "luminance": 0.51923
}

Semantic roles & 50–950 ramp

primary

#51D86B

secondary

#943983

accent

#41C7E6

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0E160E

muted

#7F847F

Preview Lab

Preview with #51D86B

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

Preview Lab → · Contrast checker → · Palette generator →