#13307E#13307E

#13307E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.3% C 0.137 H 264.5°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#13307E
RGB	rgb(19, 48, 126)
HSL	hsl(224, 74%, 28%)
HSV	hsv(224, 85%, 49%)
CMYK	cmyk(84.9%, 61.9%, 0%, 50.6%)
CIE-LAB	lab(22.86, 20.99, -47.06)
CIE-LCH	lch(22.86, 51.53, 294.04°)
OKLab	oklab(34.27% -0.013 -0.1361)
OKLCH	oklch(34.27% 0.137 264.5)
XYZ	xyz(5.0901, 3.7581, 20.1917)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13307E #7E6113

analogous

#13657E #13307E #2B137E

triadic

#13307E #7E1330 #307E13

tetradic

#13307E #7E1365 #7E6113 #137E2B

square

#13307E #7E1365 #7E6113 #137E2B

split-complementary

#13307E #7E2B13 #657E13

monochromatic

#040A1B #0B1C49 #13307E #1B44B3 #2C5DDF

Accessibility & contrast

On white

11.99

#13307E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#13307E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13307E

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13307E	#FFFFFF	#000000	##FFFFFF
##13307E	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#00327D

Tritanopia (blue-blind)

#004452

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #13307e;
/* rgb */ color: rgb(19, 48, 126);
/* oklch */ color: oklch(34.3% 0.137 264.5);

Tailwind

colors: {
  custom: {
    50: '#6667a4',
    500: '#13307e',
    950: '#000000',
  },
}

SCSS

$custom: #13307e;
$custom-light: #6667a4;
$custom-dark: #000000;

JSON

{
  "hex": "#13307e",
  "rgb": {
    "r": 19,
    "g": 48,
    "b": 126
  },
  "hsl": {
    "h": 223.738,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.34272,
    "c": 0.13673,
    "h": 264.5
  },
  "luminance": 0.03759
}

Semantic roles & 50–950 ramp

primary

#13307E

secondary

#B49239

accent

#BE37F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #13307E

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

Preview Lab → · Contrast checker → · Palette generator →