#13357E#13357E

#13357E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.4% C 0.130 H 262.8°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#13357E
RGB	rgb(19, 53, 126)
HSL	hsl(221, 74%, 28%)
HSV	hsv(221, 85%, 49%)
CMYK	cmyk(84.9%, 57.9%, 0%, 50.6%)
CIE-LAB	lab(24.29, 17.43, -44.72)
CIE-LCH	lch(24.29, 48.00, 291.29°)
OKLab	oklab(35.35% -0.0163 -0.1291)
OKLCH	oklch(35.35% 0.13 262.8)
XYZ	xyz(5.3062, 4.1904, 20.2638)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13357E #7E5C13

analogous

#136A7E #13357E #27137E

triadic

#13357E #7E1335 #357E13

tetradic

#13357E #7E136A #7E5C13 #137E27

square

#13357E #7E136A #7E5C13 #137E27

split-complementary

#13357E #7E2713 #6A7E13

monochromatic

#040B1B #0B1F49 #13357E #1B4BB3 #2C65DF

Accessibility & contrast

On white

11.42

#13357E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#13357E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13357E

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13357E	#FFFFFF	#000000	##FFFFFF
##13357E	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F81

Deuteranopia (green-blind)

#00357D

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #13357e;
/* rgb */ color: rgb(19, 53, 126);
/* oklch */ color: oklch(35.4% 0.130 262.8);

Tailwind

colors: {
  custom: {
    50: '#656ba4',
    500: '#13357e',
    950: '#000000',
  },
}

SCSS

$custom: #13357e;
$custom-light: #656ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#13357e",
  "rgb": {
    "r": 19,
    "g": 53,
    "b": 126
  },
  "hsl": {
    "h": 220.935,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35351,
    "c": 0.13018,
    "h": 262.8
  },
  "luminance": 0.04191
}

Semantic roles & 50–950 ramp

primary

#13357E

secondary

#B48D39

accent

#B637F0

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #13357E

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

Preview Lab → · Contrast checker → · Palette generator →