#13388F#13388F

#13388F is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.5% C 0.150 H 263.4°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#13388F
RGB	rgb(19, 56, 143)
HSL	hsl(222, 77%, 32%)
HSV	hsv(222, 87%, 56%)
CMYK	cmyk(86.7%, 60.8%, 0%, 43.9%)
CIE-LAB	lab(26.59, 22.34, -51.58)
CIE-LCH	lch(26.59, 56.21, 293.42°)
OKLab	oklab(37.53% -0.0172 -0.1492)
OKLCH	oklch(37.53% 0.15 263.4)
XYZ	xyz(6.6389, 4.9491, 26.5866)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13388F #8F6A13

analogous

#13768F #13388F #2C138F

triadic

#13388F #8F1338 #388F13

tetradic

#13388F #8F1376 #8F6A13 #138F2C

square

#13388F #8F1376 #8F6A13 #138F2C

split-complementary

#13388F #8F2C13 #768F13

monochromatic

#050E23 #0C2359 #13388F #1A4DC5 #386BE5

Accessibility & contrast

On white

10.55

#13388F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#13388F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13388F

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13388F	#FFFFFF	#000000	##FFFFFF
##13388F	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004592

Deuteranopia (green-blind)

#00398D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #13388f;
/* rgb */ color: rgb(19, 56, 143);
/* oklch */ color: oklch(37.5% 0.150 263.4);

Tailwind

colors: {
  custom: {
    50: '#6a6eb1',
    500: '#13388f',
    950: '#000000',
  },
}

SCSS

$custom: #13388f;
$custom-light: #6a6eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#13388f",
  "rgb": {
    "r": 19,
    "g": 56,
    "b": 143
  },
  "hsl": {
    "h": 222.097,
    "s": 76.543,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37529,
    "c": 0.15021,
    "h": 263.4
  },
  "luminance": 0.0495
}

Semantic roles & 50–950 ramp

primary

#13388F

secondary

#C39A3B

accent

#BA35F3

background

#F6F6FB

surface

#ECEBF6

border

#C7C6D0

text

#080711

muted

#7A7A80

Preview Lab

Preview with #13388F

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

Preview Lab → · Contrast checker → · Palette generator →