#123C67#123C67

#123C67 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.2% C 0.088 H 252.2°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX#123C67
RGBrgb(18, 60, 103)
HSLhsl(210, 70%, 24%)
HSVhsv(210, 83%, 40%)
CMYKcmyk(82.5%, 41.7%, 0%, 59.6%)
CIE-LABlab(24.76, 2.64, -29.30)
CIE-LCHlch(24.76, 29.42, 275.14°)
OKLaboklab(35.17% -0.0268 -0.0837)
OKLCHoklch(35.17% 0.088 252.2)
XYZxyz(4.3126, 4.3391, 13.4396)
Luminance0.0434 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#123C67 #673D12
analogous
#126667 #123C67 #121267
triadic
#123C67 #67123C #3C6712
tetradic
#123C67 #671266 #673D12 #126712
square
#123C67 #671266 #673D12 #126712
split-complementary
#123C67 #671212 #666712
monochromatic
#050F1A #091E33 #123C67 #1B5A9B #2479CF

Accessibility & contrast

On white

11.24
#123C67 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.87
#123C67 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C67
11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##123C67#FFFFFF#000000##FFFFFF
##123C671.0011.241.8711.24
#FFFFFF11.241.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.241.0021.001.00

Color blindness preview

Protanopia (red-blind)
#273F69
Deuteranopia (green-blind)
#1A3766
Tritanopia (blue-blind)
#00464C
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #123c67;
/* rgb */ color: rgb(18, 60, 103);
/* oklch */ color: oklch(35.2% 0.088 252.2);
Tailwind
colors: {
  custom: {
    50: '#5f7192',
    500: '#123c67',
    950: '#000000',
  },
}
SCSS
$custom: #123c67;
$custom-light: #5f7192;
$custom-dark: #000000;
JSON
{
  "hex": "#123c67",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 103
  },
  "hsl": {
    "h": 210.353,
    "s": 70.248,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3517,
    "c": 0.08786,
    "h": 252.2
  },
  "luminance": 0.0434
}

Semantic roles & 50–950 ramp

primary
#123C67
secondary
#9F6B36
accent
#953BED
background
#F5F6F9
surface
#EAECF1
border
#C6C7CB
text
#05070D
muted
#797A7E

Preview Lab

Preview with #123C67

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

Preview Lab → · Contrast checker → · Palette generator →

#123C67 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva