#13398E#13398E

#13398E is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.6% C 0.148 H 263.1°. Best body text is #FFFFFF at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#13398E
RGB	rgb(19, 57, 142)
HSL	hsl(221, 76%, 32%)
HSV	hsv(221, 87%, 56%)
CMYK	cmyk(86.6%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(26.78, 21.23, -50.64)
CIE-LCH	lch(26.78, 54.91, 292.75°)
OKLab	oklab(37.65% -0.0178 -0.1465)
OKLCH	oklch(37.65% 0.148 263.1)
XYZ	xyz(6.6124, 5.0169, 26.2058)
Luminance	0.0502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13398E #8E6813

analogous

#13778E #13398E #2A138E

triadic

#13398E #8E1339 #398E13

tetradic

#13398E #8E1377 #8E6813 #138E2A

square

#13398E #8E1377 #8E6813 #138E2A

split-complementary

#13398E #8E2A13 #778E13

monochromatic

#050E22 #0C2358 #13398E #1A4FC4 #376DE4

Accessibility & contrast

On white

10.48

#13398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#13398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13398E

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13398E	#FFFFFF	#000000	##FFFFFF
##13398E	1.00	10.48	2.00	10.48
#FFFFFF	10.48	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004591

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#004F5D

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #13398e;
/* rgb */ color: rgb(19, 57, 142);
/* oklch */ color: oklch(37.6% 0.148 263.1);

Tailwind

colors: {
  custom: {
    50: '#696eb0',
    500: '#13398e',
    950: '#000000',
  },
}

SCSS

$custom: #13398e;
$custom-light: #696eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#13398e",
  "rgb": {
    "r": 19,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 221.463,
    "s": 76.398,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37648,
    "c": 0.14755,
    "h": 263.1
  },
  "luminance": 0.05018
}

Semantic roles & 50–950 ramp

primary

#13398E

secondary

#C2983B

accent

#B835F3

background

#F6F6FA

surface

#ECEBF5

border

#C7C6CF

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #13398E

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

Preview Lab → · Contrast checker → · Palette generator →