#13398A#13398A

#13398A is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.3% C 0.142 H 262.7°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#13398A
RGB	rgb(19, 57, 138)
HSL	hsl(221, 76%, 31%)
HSV	hsv(221, 86%, 54%)
CMYK	cmyk(86.2%, 58.7%, 0%, 45.9%)
CIE-LAB	lab(26.44, 19.59, -48.72)
CIE-LCH	lch(26.44, 52.51, 291.90°)
OKLab	oklab(37.29% -0.0181 -0.1408)
OKLCH	oklch(37.29% 0.142 262.7)
XYZ	xyz(6.3175, 4.8989, 24.6524)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13398A #8A6413

analogous

#13748A #13398A #28138A

triadic

#13398A #8A1339 #398A13

tetradic

#13398A #8A1374 #8A6413 #138A28

square

#13398A #8A1374 #8A6413 #138A28

split-complementary

#13398A #8A2813 #748A13

monochromatic

#040D1E #0C2354 #13398A #1A4FC0 #346CE3

Accessibility & contrast

On white

10.61

#13398A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#13398A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13398A

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13398A	#FFFFFF	#000000	##FFFFFF
##13398A	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448D

Deuteranopia (green-blind)

#003988

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #13398a;
/* rgb */ color: rgb(19, 57, 138);
/* oklch */ color: oklch(37.3% 0.142 262.7);

Tailwind

colors: {
  custom: {
    50: '#686ead',
    500: '#13398a',
    950: '#000000',
  },
}

SCSS

$custom: #13398a;
$custom-light: #686ead;
$custom-dark: #000000;

JSON

{
  "hex": "#13398a",
  "rgb": {
    "r": 19,
    "g": 57,
    "b": 138
  },
  "hsl": {
    "h": 220.84,
    "s": 75.796,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37288,
    "c": 0.14197,
    "h": 262.7
  },
  "luminance": 0.049
}

Semantic roles & 50–950 ramp

primary

#13398A

secondary

#BE943A

accent

#B635F2

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #13398A

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

Preview Lab → · Contrast checker → · Palette generator →