#51D68F#51D68F

#51D68F is a light, vivid green. Relative luminance 0.518; OKLCH L 78.5% C 0.155 H 156.4°. Best body text is #000000 at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#51D68F
RGB	rgb(81, 214, 143)
HSL	hsl(148, 62%, 58%)
HSV	hsv(148, 62%, 84%)
CMYK	cmyk(62.1%, 0%, 33.2%, 16.1%)
CIE-LAB	lab(77.17, -52.35, 24.59)
CIE-LCH	lch(77.17, 57.84, 154.84°)
OKLab	oklab(78.51% -0.1422 0.062)
OKLCH	oklch(78.51% 0.155 156.4)
XYZ	xyz(32.3950, 51.8223, 34.2768)
Luminance	0.5183 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D68F #D65198

analogous

#55D651 #51D68F #51D6D1

triadic

#51D68F #8F51D6 #D68F51

tetradic

#51D68F #5155D6 #D65198 #D6D151

square

#51D68F #5155D6 #D65198 #D6D151

split-complementary

#51D68F #D151D6 #D65155

monochromatic

#218C53 #2DBD70 #51D68F #83E2AF #B4EDCF

Accessibility & contrast

On white

1.85

#51D68F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.37

#51D68F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D68F

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D68F	#FFFFFF	#000000	##000000
##51D68F	1.00	1.85	11.37	11.37
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.37	21.00	1.00	1.00
##000000	11.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5C68B

Deuteranopia (green-blind)

#C3BA94

Tritanopia (blue-blind)

#09D4C3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #51d68f;
/* rgb */ color: rgb(81, 214, 143);
/* oklch */ color: oklch(78.5% 0.155 156.4);

Tailwind

colors: {
  custom: {
    50: '#8fe3b0',
    500: '#51d68f',
    950: '#000000',
  },
}

SCSS

$custom: #51d68f;
$custom-light: #8fe3b0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d68f",
  "rgb": {
    "r": 81,
    "g": 214,
    "b": 143
  },
  "hsl": {
    "h": 147.97,
    "s": 61.86,
    "l": 57.843
  },
  "oklch": {
    "l": 0.78511,
    "c": 0.15518,
    "h": 156.4
  },
  "luminance": 0.51826
}

Semantic roles & 50–950 ramp

primary

#51D68F

secondary

#923A69

accent

#4399E5

background

#FCFEFD

surface

#F5FCF7

border

#CFD5D0

text

#0E1610

muted

#7F8481

Preview Lab

Preview with #51D68F

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

Preview Lab → · Contrast checker → · Palette generator →