#12728D#12728D

#12728D is a mid, moderate cyan. Relative luminance 0.141; OKLCH L 51.4% C 0.091 H 223.0°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#12728D
RGB	rgb(18, 114, 141)
HSL	hsl(193, 77%, 31%)
HSV	hsv(193, 87%, 55%)
CMYK	cmyk(87.2%, 19.1%, 0%, 44.7%)
CIE-LAB	lab(44.35, -15.95, -22.10)
CIE-LCH	lch(44.35, 27.26, 234.18°)
OKLab	oklab(51.37% -0.0665 -0.062)
OKLCH	oklch(51.37% 0.091 223)
XYZ	xyz(11.0725, 14.0849, 27.3292)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12728D #8D2D12

analogous

#128D6A #12728D #12348D

triadic

#12728D #8D1272 #728D12

tetradic

#12728D #6A128D #8D2D12 #348D12

square

#12728D #6A128D #8D2D12 #348D12

split-complementary

#12728D #8D1234 #8D6A12

monochromatic

#041A20 #0B4657 #12728D #199EC3 #34BEE5

Accessibility & contrast

On white

5.50

#12728D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#12728D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #12728D

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12728D	#FFFFFF	#000000	##FFFFFF
##12728D	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636F8E

Deuteranopia (green-blind)

#53648D

Tritanopia (blue-blind)

#007A7B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #12728d;
/* rgb */ color: rgb(18, 114, 141);
/* oklch */ color: oklch(51.4% 0.091 223.0);

Tailwind

colors: {
  custom: {
    50: '#6a9aae',
    500: '#12728d',
    950: '#000000',
  },
}

SCSS

$custom: #12728d;
$custom-light: #6a9aae;
$custom-dark: #000000;

JSON

{
  "hex": "#12728d",
  "rgb": {
    "r": 18,
    "g": 114,
    "b": 141
  },
  "hsl": {
    "h": 193.171,
    "s": 77.358,
    "l": 31.176
  },
  "oklch": {
    "l": 0.51368,
    "c": 0.09098,
    "h": 223
  },
  "luminance": 0.14086
}

Semantic roles & 50–950 ramp

primary

#12728D

secondary

#C15739

accent

#5E34F4

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #12728D

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

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