#51D8BD#51D8BD

#51D8BD is a light, vivid teal. Relative luminance 0.545; OKLCH L 80.1% C 0.123 H 177.2°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51D8BD
RGB	rgb(81, 216, 189)
HSL	hsl(168, 63%, 58%)
HSV	hsv(168, 63%, 85%)
CMYK	cmyk(62.5%, 0%, 12.5%, 15.3%)
CIE-LAB	lab(78.77, -42.98, 2.49)
CIE-LCH	lch(78.77, 43.06, 176.69°)
OKLab	oklab(80.14% -0.1233 0.0059)
OKLCH	oklch(80.14% 0.123 177.2)
XYZ	xyz(37.1302, 54.5312, 56.7030)
Luminance	0.5454 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51D8BD #D8516C

analogous

#51D879 #51D8BD #51AFD8

triadic

#51D8BD #BD51D8 #D8BD51

tetradic

#51D8BD #7951D8 #D8516C #AFD851

square

#51D8BD #7951D8 #D8516C #AFD851

split-complementary

#51D8BD #D851AF #D87951

monochromatic

#208F78 #2BC1A3 #51D8BD #83E3D0 #B5EEE3

Accessibility & contrast

On white

1.76

#51D8BD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#51D8BD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51D8BD

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51D8BD	#FFFFFF	#000000	##000000
##51D8BD	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0CBBC

Deuteranopia (green-blind)

#BCBDBF

Tritanopia (blue-blind)

#00DBD0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #51d8bd;
/* rgb */ color: rgb(81, 216, 189);
/* oklch */ color: oklch(80.1% 0.123 177.2);

Tailwind

colors: {
  custom: {
    50: '#90e5d0',
    500: '#51d8bd',
    950: '#000000',
  },
}

SCSS

$custom: #51d8bd;
$custom-light: #90e5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#51d8bd",
  "rgb": {
    "r": 81,
    "g": 216,
    "b": 189
  },
  "hsl": {
    "h": 168,
    "s": 63.38,
    "l": 58.235
  },
  "oklch": {
    "l": 0.80144,
    "c": 0.12347,
    "h": 177.2
  },
  "luminance": 0.54535
}

Semantic roles & 50–950 ramp

primary

#51D8BD

secondary

#94394B

accent

#4162E6

background

#FCFEFE

surface

#F5FCFB

border

#CFD5D4

text

#0E1614

muted

#7F8483

Preview Lab

Preview with #51D8BD

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

Preview Lab → · Contrast checker → · Palette generator →