#13337D#13337D

#13337D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.8% C 0.131 H 263.4°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX#13337D
RGBrgb(19, 51, 125)
HSLhsl(222, 74%, 28%)
HSVhsv(222, 85%, 49%)
CMYKcmyk(84.8%, 59.2%, 0%, 51%)
CIE-LABlab(23.63, 18.44, -45.17)
CIE-LCHlch(23.63, 48.79, 292.20°)
OKLaboklab(34.82% -0.015 -0.1305)
OKLCHoklch(34.82% 0.131 263.4)
XYZxyz(5.1527, 3.9861, 19.8959)
Luminance0.0399 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#13337D #7D5D13
analogous
#13687D #13337D #28137D
triadic
#13337D #7D1333 #337D13
tetradic
#13337D #7D1368 #7D5D13 #137D28
square
#13337D #7D1368 #7D5D13 #137D28
split-complementary
#13337D #7D2813 #687D13
monochromatic
#040B1B #0B1D48 #13337D #1B49B2 #2C62DF

Accessibility & contrast

On white

11.68
#13337D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.80
#13337D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13337D
11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##13337D#FFFFFF#000000##FFFFFF
##13337D1.0011.681.8011.68
#FFFFFF11.681.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003D80
Deuteranopia (green-blind)
#00347C
Tritanopia (blue-blind)
#004652
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #13337d;
/* rgb */ color: rgb(19, 51, 125);
/* oklch */ color: oklch(34.8% 0.131 263.4);
Tailwind
colors: {
  custom: {
    50: '#656aa3',
    500: '#13337d',
    950: '#000000',
  },
}
SCSS
$custom: #13337d;
$custom-light: #656aa3;
$custom-dark: #000000;
JSON
{
  "hex": "#13337d",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 125
  },
  "hsl": {
    "h": 221.887,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.34823,
    "c": 0.13138,
    "h": 263.4
  },
  "luminance": 0.03987
}

Semantic roles & 50–950 ramp

primary
#13337D
secondary
#B38E39
accent
#B938F0
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #13337D

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

Preview Lab → · Contrast checker → · Palette generator →

#13337D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva