#123B67#123B67

#123B67 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.9% C 0.089 H 253.1°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX#123B67
RGBrgb(18, 59, 103)
HSLhsl(211, 70%, 24%)
HSVhsv(211, 83%, 40%)
CMYKcmyk(82.5%, 42.7%, 0%, 59.6%)
CIE-LABlab(24.43, 3.33, -29.82)
CIE-LCHlch(24.43, 30.01, 276.37°)
OKLaboklab(34.91% -0.0258 -0.0852)
OKLCHoklch(34.91% 0.089 253.1)
XYZxyz(4.2607, 4.2353, 13.4223)
Luminance0.0424 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123B67 #673E12
analogous
#126567 #123B67 #131267
triadic
#123B67 #67123B #3B6712
tetradic
#123B67 #671265 #673E12 #126713
square
#123B67 #671265 #673E12 #126713
split-complementary
#123B67 #671312 #656712
monochromatic
#050F1A #091D33 #123B67 #1B599B #2477CF

Accessibility & contrast

On white

11.37
#123B67 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#123B67 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B67
11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123B67#FFFFFF#000000##FFFFFF
##123B671.0011.371.8511.37
#FFFFFF11.371.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.371.0021.001.00

Color blindness preview

Protanopia (red-blind)
#263E69
Deuteranopia (green-blind)
#183666
Tritanopia (blue-blind)
#00454C
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #123b67;
/* rgb */ color: rgb(18, 59, 103);
/* oklch */ color: oklch(34.9% 0.089 253.1);
Tailwind
colors: {
  custom: {
    50: '#5f7093',
    500: '#123b67',
    950: '#000000',
  },
}
SCSS
$custom: #123b67;
$custom-light: #5f7093;
$custom-dark: #000000;
JSON
{
  "hex": "#123b67",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 103
  },
  "hsl": {
    "h": 211.059,
    "s": 70.248,
    "l": 23.725
  },
  "oklch": {
    "l": 0.34914,
    "c": 0.08905,
    "h": 253.1
  },
  "luminance": 0.04236
}

Semantic roles & 50–950 ramp

primary
#123B67
secondary
#9F6C36
accent
#973BED
background
#F5F6F9
surface
#EAECF1
border
#C6C7CB
text
#05070D
muted
#797A7E

Preview Lab

Preview with #123B67

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

Preview Lab → · Contrast checker → · Palette generator →

#123B67 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva