#13347B#13347B

#13347B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.9% C 0.127 H 262.8°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#13347B
RGB	rgb(19, 52, 123)
HSL	hsl(221, 73%, 28%)
HSV	hsv(221, 85%, 48%)
CMYK	cmyk(84.6%, 57.7%, 0%, 51.8%)
CIE-LAB	lab(23.75, 16.88, -43.70)
CIE-LCH	lch(23.75, 46.85, 291.12°)
OKLab	oklab(34.86% -0.0159 -0.1262)
OKLCH	oklch(34.86% 0.127 262.8)
XYZ	xyz(5.0704, 4.0239, 19.2445)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13347B #7B5A13

analogous

#13687B #13347B #26137B

triadic

#13347B #7B1334 #347B13

tetradic

#13347B #7B1368 #7B5A13 #137B26

square

#13347B #7B1368 #7B5A13 #137B26

split-complementary

#13347B #7B2613 #687B13

monochromatic

#040B1B #0B1E46 #13347B #1B4AB0 #2A63DE

Accessibility & contrast

On white

11.64

#13347B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#13347B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13347B

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13347B	#FFFFFF	#000000	##FFFFFF
##13347B	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D7D

Deuteranopia (green-blind)

#00347A

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #13347b;
/* rgb */ color: rgb(19, 52, 123);
/* oklch */ color: oklch(34.9% 0.127 262.8);

Tailwind

colors: {
  custom: {
    50: '#646aa2',
    500: '#13347b',
    950: '#000000',
  },
}

SCSS

$custom: #13347b;
$custom-light: #646aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#13347b",
  "rgb": {
    "r": 19,
    "g": 52,
    "b": 123
  },
  "hsl": {
    "h": 220.962,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.34864,
    "c": 0.12718,
    "h": 262.8
  },
  "luminance": 0.04024
}

Semantic roles & 50–950 ramp

primary

#13347B

secondary

#B18B39

accent

#B638F0

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#06060F

muted

#7A7A7F

Preview Lab

Preview with #13347B

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

Preview Lab → · Contrast checker → · Palette generator →