#51C0BC#51C0BC

#51C0BC is a light, moderate teal. Relative luminance 0.431; OKLCH L 74.3% C 0.101 H 191.9°. Best body text is #000000 at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#51C0BC
RGB	rgb(81, 192, 188)
HSL	hsl(178, 47%, 54%)
HSV	hsv(178, 58%, 75%)
CMYK	cmyk(57.8%, 0%, 2.1%, 24.7%)
CIE-LAB	lab(71.61, -32.28, -7.49)
CIE-LCH	lch(71.61, 33.13, 193.06°)
OKLab	oklab(74.32% -0.0985 -0.0208)
OKLCH	oklch(74.32% 0.101 191.9)
XYZ	xyz(31.3161, 43.0763, 54.2314)
Luminance	0.4308 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51C0BC #C05155

analogous

#51C084 #51C0BC #518CC0

triadic

#51C0BC #BC51C0 #C0BC51

tetradic

#51C0BC #8451C0 #C05155 #8CC051

square

#51C0BC #8451C0 #C05155 #8CC051

split-complementary

#51C0BC #C0518C #C08451

monochromatic

#286F6C #389B98 #51C0BC #7ED0CD #ABE1DF

Accessibility & contrast

On white

2.18

#51C0BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.62

#51C0BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51C0BC

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51C0BC	#FFFFFF	#000000	##000000
##51C0BC	1.00	2.18	9.62	9.62
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.62	21.00	1.00	1.00
##000000	9.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5B7BC

Deuteranopia (green-blind)

#A4AABD

Tritanopia (blue-blind)

#00C5BE

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #51c0bc;
/* rgb */ color: rgb(81, 192, 188);
/* oklch */ color: oklch(74.3% 0.101 191.9);

Tailwind

colors: {
  custom: {
    50: '#8dd3d0',
    500: '#51c0bc',
    950: '#000000',
  },
}

SCSS

$custom: #51c0bc;
$custom-light: #8dd3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#51c0bc",
  "rgb": {
    "r": 81,
    "g": 192,
    "b": 188
  },
  "hsl": {
    "h": 177.838,
    "s": 46.835,
    "l": 53.529
  },
  "oklch": {
    "l": 0.7432,
    "c": 0.1007,
    "h": 191.9
  },
  "luminance": 0.43079
}

Semantic roles & 50–950 ramp

primary

#51C0BC

secondary

#CE9FA0

accent

#5156D6

background

#F9FDFC

surface

#F1FAF9

border

#CBD3D2

text

#0D1413

muted

#7E8382

Preview Lab

Preview with #51C0BC

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

Preview Lab → · Contrast checker → · Palette generator →