#51BCCF#51BCCF

#51BCCF is a light, moderate teal. Relative luminance 0.422; OKLCH L 74.0% C 0.101 H 211.1°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#51BCCF
RGB	rgb(81, 188, 207)
HSL	hsl(189, 57%, 56%)
HSV	hsv(189, 61%, 81%)
CMYK	cmyk(60.9%, 9.2%, 0%, 18.8%)
CIE-LAB	lab(71.02, -24.97, -18.75)
CIE-LCH	lch(71.02, 31.23, 216.91°)
OKLab	oklab(74.05% -0.0863 -0.052)
OKLCH	oklch(74.05% 0.101 211.1)
XYZ	xyz(32.6344, 42.2174, 65.4483)
Luminance	0.4222 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51BCCF #CF6451

analogous

#51CFA3 #51BCCF #517DCF

triadic

#51BCCF #CF51BC #BCCF51

tetradic

#51BCCF #A351CF #CF6451 #7DCF51

square

#51BCCF #A351CF #CF6451 #7DCF51

split-complementary

#51BCCF #CF517D #CFA351

monochromatic

#247482 #319EB2 #51BCCF #81CEDC #B1E1E9

Accessibility & contrast

On white

2.22

#51BCCF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#51BCCF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #51BCCF

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51BCCF	#FFFFFF	#000000	##000000
##51BCCF	1.00	2.22	9.44	9.44
#FFFFFF	2.22	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB6D0

Deuteranopia (green-blind)

#99A8CF

Tritanopia (blue-blind)

#00C4C2

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #51bccf;
/* rgb */ color: rgb(81, 188, 207);
/* oklch */ color: oklch(74.0% 0.101 211.1);

Tailwind

colors: {
  custom: {
    50: '#8ed0dd',
    500: '#51bccf',
    950: '#000000',
  },
}

SCSS

$custom: #51bccf;
$custom-light: #8ed0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#51bccf",
  "rgb": {
    "r": 81,
    "g": 188,
    "b": 207
  },
  "hsl": {
    "h": 189.048,
    "s": 56.757,
    "l": 56.471
  },
  "oklch": {
    "l": 0.74045,
    "c": 0.10076,
    "h": 211.1
  },
  "luminance": 0.42221
}

Semantic roles & 50–950 ramp

primary

#51BCCF

secondary

#D8ACA4

accent

#5F48E0

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0D1415

muted

#7E8283

Preview Lab

Preview with #51BCCF

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

Preview Lab → · Contrast checker → · Palette generator →