#13357B#13357B

#13357B is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.1% C 0.126 H 262.4°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX#13357B
RGBrgb(19, 53, 123)
HSLhsl(220, 73%, 28%)
HSVhsv(220, 85%, 48%)
CMYKcmyk(84.6%, 56.9%, 0%, 51.8%)
CIE-LABlab(24.05, 16.17, -43.23)
CIE-LCHlch(24.05, 46.15, 290.51°)
OKLaboklab(35.09% -0.0166 -0.1248)
OKLCHoklch(35.09% 0.126 262.4)
XYZxyz(5.1155, 4.1141, 19.2595)
Luminance0.0411 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#13357B #7B5913
analogous
#13697B #13357B #25137B
triadic
#13357B #7B1335 #357B13
tetradic
#13357B #7B1369 #7B5913 #137B25
square
#13357B #7B1369 #7B5913 #137B25
split-complementary
#13357B #7B2513 #697B13
monochromatic
#040B1B #0B1E46 #13357B #1B4CB0 #2A65DE

Accessibility & contrast

On white

11.52
#13357B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.82
#13357B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13357B
11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##13357B#FFFFFF#000000##FFFFFF
##13357B1.0011.521.8211.52
#FFFFFF11.521.0021.001.00
#0000001.8221.001.0021.00
##FFFFFF11.521.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003E7D
Deuteranopia (green-blind)
#00357A
Tritanopia (blue-blind)
#004652
Achromatopsia (no color)
#393939

Design tokens & code

CSS
--color: #13357b;
/* rgb */ color: rgb(19, 53, 123);
/* oklch */ color: oklch(35.1% 0.126 262.4);
Tailwind
colors: {
  custom: {
    50: '#646ba2',
    500: '#13357b',
    950: '#000000',
  },
}
SCSS
$custom: #13357b;
$custom-light: #646ba2;
$custom-dark: #000000;
JSON
{
  "hex": "#13357b",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 123
  },
  "hsl": {
    "h": 220.385,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35087,
    "c": 0.12586,
    "h": 262.4
  },
  "luminance": 0.04115
}

Semantic roles & 50–950 ramp

primary
#13357B
secondary
#B18A39
accent
#B438F0
background
#F6F6FA
surface
#EBEBF3
border
#C6C6CD
text
#06060F
muted
#7A7A7F

Preview Lab

Preview with #13357B

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

Preview Lab → · Contrast checker → · Palette generator →

#13357B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva