#123753#123753

#123753 is a dark, moderate cyan. Relative luminance 0.035; OKLCH L 32.5% C 0.065 H 244.8°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX#123753
RGBrgb(18, 55, 83)
HSLhsl(206, 64%, 20%)
HSVhsv(206, 78%, 33%)
CMYKcmyk(78.3%, 33.7%, 0%, 67.5%)
CIE-LABlab(21.89, -2.27, -20.77)
CIE-LCHlch(21.89, 20.89, 263.76°)
OKLaboklab(32.53% -0.0277 -0.0588)
OKLCHoklch(32.53% 0.065 244.8)
XYZxyz(3.1764, 3.4852, 8.6872)
Luminance0.0349 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123753 #532E12
analogous
#12534E #123753 #121753
triadic
#123753 #531237 #375312
tetradic
#123753 #4E1253 #532E12 #175312
square
#123753 #4E1253 #532E12 #175312
split-complementary
#123753 #531217 #534E12
monochromatic
#051119 #071621 #123753 #1D5885 #287AB8

Accessibility & contrast

On white

12.37
#123753 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.70
#123753 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123753
12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123753#FFFFFF#000000##FFFFFF
##1237531.0012.371.7012.37
#FFFFFF12.371.0021.001.00
#0000001.7021.001.0021.00
##FFFFFF12.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2A3854
Deuteranopia (green-blind)
#213252
Tritanopia (blue-blind)
#003E41
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #123753;
/* rgb */ color: rgb(18, 55, 83);
/* oklch */ color: oklch(32.5% 0.065 244.8);
Tailwind
colors: {
  custom: {
    50: '#5a6d83',
    500: '#123753',
    950: '#000000',
  },
}
SCSS
$custom: #123753;
$custom-light: #5a6d83;
$custom-dark: #000000;
JSON
{
  "hex": "#123753",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 83
  },
  "hsl": {
    "h": 205.846,
    "s": 64.356,
    "l": 19.804
  },
  "oklch": {
    "l": 0.32527,
    "c": 0.06501,
    "h": 244.8
  },
  "luminance": 0.03486
}

Semantic roles & 50–950 ramp

primary
#123753
secondary
#8C5A35
accent
#8840E7
background
#F5F6F8
surface
#E9EBEF
border
#C5C6CA
text
#04070A
muted
#797A7C

Preview Lab

Preview with #123753

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

Preview Lab → · Contrast checker → · Palette generator →

#123753 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva