#13337E#13337E

#13337E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.9% C 0.133 H 263.5°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX#13337E
RGBrgb(19, 51, 126)
HSLhsl(222, 74%, 28%)
HSVhsv(222, 85%, 49%)
CMYKcmyk(84.9%, 59.5%, 0%, 50.6%)
CIE-LABlab(23.71, 18.85, -45.66)
CIE-LCHlch(23.71, 49.40, 292.43°)
OKLaboklab(34.91% -0.015 -0.132)
OKLCHoklch(34.91% 0.133 263.5)
XYZxyz(5.2169, 4.0118, 20.2340)
Luminance0.0401 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#13337E #7E5E13
analogous
#13687E #13337E #28137E
triadic
#13337E #7E1333 #337E13
tetradic
#13337E #7E1368 #7E5E13 #137E28
square
#13337E #7E1368 #7E5E13 #137E28
split-complementary
#13337E #7E2813 #687E13
monochromatic
#040B1B #0B1D49 #13337E #1B49B3 #2C62DF

Accessibility & contrast

On white

11.65
#13337E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

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

Best text color

#FFFFFF on #13337E
11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##13337E#FFFFFF#000000##FFFFFF
##13337E1.0011.651.8011.65
#FFFFFF11.651.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003E81
Deuteranopia (green-blind)
#00347D
Tritanopia (blue-blind)
#004653
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #13337e;
/* rgb */ color: rgb(19, 51, 126);
/* oklch */ color: oklch(34.9% 0.133 263.5);
Tailwind
colors: {
  custom: {
    50: '#656aa4',
    500: '#13337e',
    950: '#000000',
  },
}
SCSS
$custom: #13337e;
$custom-light: #656aa4;
$custom-dark: #000000;
JSON
{
  "hex": "#13337e",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 126
  },
  "hsl": {
    "h": 222.056,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.34913,
    "c": 0.13281,
    "h": 263.5
  },
  "luminance": 0.04012
}

Semantic roles & 50–950 ramp

primary
#13337E
secondary
#B48F39
accent
#B937F0
background
#F6F6FA
surface
#EBEBF4
border
#C6C6CE
text
#07060F
muted
#7A7A7F

Preview Lab

Preview with #13337E

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

Preview Lab → · Contrast checker → · Palette generator →

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