#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
RGBrgb(18, 114, 141)
HSLhsl(193, 77%, 31%)
HSVhsv(193, 87%, 55%)
CMYKcmyk(87.2%, 19.1%, 0%, 44.7%)
CIE-LABlab(44.35, -15.95, -22.10)
CIE-LCHlch(44.35, 27.26, 234.18°)
OKLaboklab(51.37% -0.0665 -0.062)
OKLCHoklch(51.37% 0.091 223)
XYZxyz(11.0725, 14.0849, 27.3292)
Luminance0.1409 (WCAG relative)
Temperaturecool
Familycyan

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
##12728D1.005.503.825.50
#FFFFFF5.501.0021.001.00
#0000003.8221.001.0021.00
##FFFFFF5.501.0021.001.00

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.

Preview Lab → · Contrast checker → · Palette generator →

#12728D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva