#123555#123555

#123555 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.1% C 0.070 H 249.2°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX#123555
RGBrgb(18, 53, 85)
HSLhsl(209, 65%, 20%)
HSVhsv(209, 79%, 33%)
CMYKcmyk(78.8%, 37.6%, 0%, 66.7%)
CIE-LABlab(21.32, -0.06, -23.00)
CIE-LCHlch(21.32, 23.00, 269.84°)
OKLaboklab(32.12% -0.0248 -0.0653)
OKLCHoklch(32.12% 0.07 249.2)
XYZxyz(3.1616, 3.3303, 9.0688)
Luminance0.0333 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123555 #553212
analogous
#125554 #123555 #121355
triadic
#123555 #551235 #355512
tetradic
#123555 #541255 #553212 #135512
square
#123555 #541255 #553212 #135512
split-complementary
#123555 #551213 #555412
monochromatic
#051019 #071622 #123555 #1D5488 #2774BA

Accessibility & contrast

On white

12.60
#123555 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.67
#123555 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123555
12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123555#FFFFFF#000000##FFFFFF
##1235551.0012.601.6712.60
#FFFFFF12.601.0021.001.00
#0000001.6721.001.0021.00
##FFFFFF12.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#263756
Deuteranopia (green-blind)
#1D3054
Tritanopia (blue-blind)
#003D41
Achromatopsia (no color)
#333333

Design tokens & code

CSS
--color: #123555;
/* rgb */ color: rgb(18, 53, 85);
/* oklch */ color: oklch(32.1% 0.070 249.2);
Tailwind
colors: {
  custom: {
    50: '#5a6b85',
    500: '#123555',
    950: '#000000',
  },
}
SCSS
$custom: #123555;
$custom-light: #5a6b85;
$custom-dark: #000000;
JSON
{
  "hex": "#123555",
  "rgb": {
    "r": 18,
    "g": 53,
    "b": 85
  },
  "hsl": {
    "h": 208.657,
    "s": 65.049,
    "l": 20.196
  },
  "oklch": {
    "l": 0.32116,
    "c": 0.06988,
    "h": 249.2
  },
  "luminance": 0.03331
}

Semantic roles & 50–950 ramp

primary
#123555
secondary
#8E5F35
accent
#9040E8
background
#F5F6F8
surface
#E9EBEF
border
#C5C6CA
text
#04060B
muted
#797A7C

Preview Lab

Preview with #123555

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

Preview Lab → · Contrast checker → · Palette generator →

#123555 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva