#13378F#13378F

#13378F is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.3% C 0.151 H 263.7°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX#13378F
RGBrgb(19, 55, 143)
HSLhsl(223, 77%, 32%)
HSVhsv(223, 87%, 56%)
CMYKcmyk(86.7%, 61.5%, 0%, 43.9%)
CIE-LABlab(26.31, 23.04, -52.03)
CIE-LCHlch(26.31, 56.90, 293.88°)
OKLaboklab(37.32% -0.0166 -0.1506)
OKLCHoklch(37.32% 0.151 263.7)
XYZxyz(6.5909, 4.8532, 26.5707)
Luminance0.0485 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#13378F #8F6B13
analogous
#13758F #13378F #2D138F
triadic
#13378F #8F1337 #378F13
tetradic
#13378F #8F1375 #8F6B13 #138F2D
square
#13378F #8F1375 #8F6B13 #138F2D
split-complementary
#13378F #8F2D13 #758F13
monochromatic
#050D23 #0C2259 #13378F #1A4CC5 #386AE5

Accessibility & contrast

On white

10.66
#13378F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#13378F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13378F
10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##13378F#FFFFFF#000000##FFFFFF
##13378F1.0010.661.9710.66
#FFFFFF10.661.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004492
Deuteranopia (green-blind)
#00398D
Tritanopia (blue-blind)
#004E5D
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #13378f;
/* rgb */ color: rgb(19, 55, 143);
/* oklch */ color: oklch(37.3% 0.151 263.7);
Tailwind
colors: {
  custom: {
    50: '#6a6db1',
    500: '#13378f',
    950: '#000000',
  },
}
SCSS
$custom: #13378f;
$custom-light: #6a6db1;
$custom-dark: #000000;
JSON
{
  "hex": "#13378f",
  "rgb": {
    "r": 19,
    "g": 55,
    "b": 143
  },
  "hsl": {
    "h": 222.581,
    "s": 76.543,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37322,
    "c": 0.15149,
    "h": 263.7
  },
  "luminance": 0.04854
}

Semantic roles & 50–950 ramp

primary
#13378F
secondary
#C39B3B
accent
#BC35F3
background
#F6F6FB
surface
#ECEBF6
border
#C7C6D0
text
#080711
muted
#7A7A80

Preview Lab

Preview with #13378F

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

Preview Lab → · Contrast checker → · Palette generator →

#13378F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva