#12376D#12376D

#12376D is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.4% C 0.103 H 258.3°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX#12376D
RGBrgb(18, 55, 109)
HSLhsl(216, 72%, 25%)
HSVhsv(216, 83%, 43%)
CMYKcmyk(83.5%, 49.5%, 0%, 57.3%)
CIE-LABlab(23.55, 8.70, -35.10)
CIE-LCHlch(23.55, 36.16, 283.92°)
OKLaboklab(34.36% -0.0208 -0.1008)
OKLCHoklch(34.36% 0.103 258.3)
XYZxyz(4.3749, 3.9646, 14.9997)
Luminance0.0396 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#12376D #6D4812
analogous
#12656D #12376D #1A126D
triadic
#12376D #6D1237 #376D12
tetradic
#12376D #6D1265 #6D4812 #126D1A
square
#12376D #6D1265 #6D4812 #126D1A
split-complementary
#12376D #6D1A12 #656D12
monochromatic
#040D1A #091C38 #12376D #1B52A2 #236CD6

Accessibility & contrast

On white

11.71
#12376D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.79
#12376D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12376D
11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##12376D#FFFFFF#000000##FFFFFF
##12376D1.0011.711.7911.71
#FFFFFF11.711.0021.001.00
#0000001.7921.001.0021.00
##FFFFFF11.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#193C6F
Deuteranopia (green-blind)
#01346C
Tritanopia (blue-blind)
#00444C
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #12376d;
/* rgb */ color: rgb(18, 55, 109);
/* oklch */ color: oklch(34.4% 0.103 258.3);
Tailwind
colors: {
  custom: {
    50: '#606d97',
    500: '#12376d',
    950: '#000000',
  },
}
SCSS
$custom: #12376d;
$custom-light: #606d97;
$custom-dark: #000000;
JSON
{
  "hex": "#12376d",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 109
  },
  "hsl": {
    "h": 215.604,
    "s": 71.654,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34363,
    "c": 0.10293,
    "h": 258.3
  },
  "luminance": 0.03965
}

Semantic roles & 50–950 ramp

primary
#12376D
secondary
#A47837
accent
#A539EE
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#05070D
muted
#7A7A7E

Preview Lab

Preview with #12376D

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

Preview Lab → · Contrast checker → · Palette generator →

#12376D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva