#13337F#13337F

#13337F is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.0% C 0.134 H 263.6°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#13337F
RGB	rgb(19, 51, 127)
HSL	hsl(222, 74%, 29%)
HSV	hsv(222, 85%, 50%)
CMYK	cmyk(85%, 59.8%, 0%, 50.2%)
CIE-LAB	lab(23.80, 19.27, -46.16)
CIE-LCH	lch(23.80, 50.02, 292.66°)
OKLab	oklab(35% -0.0149 -0.1334)
OKLCH	oklch(35% 0.134 263.6)
XYZ	xyz(5.2818, 4.0378, 20.5755)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13337F #7F5F13

analogous

#13697F #13337F #29137F

triadic

#13337F #7F1333 #337F13

tetradic

#13337F #7F1369 #7F5F13 #137F29

square

#13337F #7F1369 #7F5F13 #137F29

split-complementary

#13337F #7F2913 #697F13

monochromatic

#040B1B #0B1E4A #13337F #1B48B4 #2D62E0

Accessibility & contrast

On white

11.62

#13337F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#13337F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13337F

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13337F	#FFFFFF	#000000	##FFFFFF
##13337F	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#00347E

Tritanopia (blue-blind)

#004653

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #13337f;
/* rgb */ color: rgb(19, 51, 127);
/* oklch */ color: oklch(35.0% 0.134 263.6);

Tailwind

colors: {
  custom: {
    50: '#666aa5',
    500: '#13337f',
    950: '#000000',
  },
}

SCSS

$custom: #13337f;
$custom-light: #666aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#13337f",
  "rgb": {
    "r": 19,
    "g": 51,
    "b": 127
  },
  "hsl": {
    "h": 222.222,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35004,
    "c": 0.13424,
    "h": 263.6
  },
  "luminance": 0.04038
}

Semantic roles & 50–950 ramp

primary

#13337F

secondary

#B49039

accent

#BA37F1

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #13337F

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

Preview Lab → · Contrast checker → · Palette generator →