#13347C#13347C

#13347C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.0% C 0.129 H 262.9°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#13347C
RGB	rgb(19, 52, 124)
HSL	hsl(221, 73%, 28%)
HSV	hsv(221, 85%, 49%)
CMYK	cmyk(84.7%, 58.1%, 0%, 51.4%)
CIE-LAB	lab(23.83, 17.30, -44.20)
CIE-LCH	lch(23.83, 47.47, 291.38°)
OKLab	oklab(34.95% -0.0158 -0.1277)
OKLCH	oklch(34.95% 0.129 262.9)
XYZ	xyz(5.1333, 4.0490, 19.5759)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13347C #7C5B13

analogous

#13687C #13347C #26137C

triadic

#13347C #7C1334 #347C13

tetradic

#13347C #7C1368 #7C5B13 #137C26

square

#13347C #7C1368 #7C5B13 #137C26

split-complementary

#13347C #7C2613 #687C13

monochromatic

#040B1B #0B1E47 #13347C #1B4AB1 #2B63DF

Accessibility & contrast

On white

11.60

#13347C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#13347C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13347C

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13347C	#FFFFFF	#000000	##FFFFFF
##13347C	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E7E

Deuteranopia (green-blind)

#00347B

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #13347c;
/* rgb */ color: rgb(19, 52, 124);
/* oklch */ color: oklch(35.0% 0.129 262.9);

Tailwind

colors: {
  custom: {
    50: '#656aa3',
    500: '#13347c',
    950: '#000000',
  },
}

SCSS

$custom: #13347c;
$custom-light: #656aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#13347c",
  "rgb": {
    "r": 19,
    "g": 52,
    "b": 124
  },
  "hsl": {
    "h": 221.143,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.34953,
    "c": 0.12862,
    "h": 262.9
  },
  "luminance": 0.0405
}

Semantic roles & 50–950 ramp

primary

#13347C

secondary

#B28C39

accent

#B638F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#06060F

muted

#7A7A7F

Preview Lab

Preview with #13347C

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

Preview Lab → · Contrast checker → · Palette generator →