#13316B#13316B

#13316B is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.8% C 0.108 H 261.9°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#13316B
RGB	rgb(19, 49, 107)
HSL	hsl(220, 70%, 25%)
HSV	hsv(220, 82%, 42%)
CMYK	cmyk(82.2%, 54.2%, 0%, 58%)
CIE-LAB	lab(21.57, 12.29, -37.01)
CIE-LCH	lch(21.57, 39.00, 288.36°)
OKLab	oklab(32.8% -0.0153 -0.1066)
OKLCH	oklch(32.8% 0.108 261.9)
XYZ	xyz(4.0198, 3.3961, 14.3507)
Luminance	0.0340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13316B #6B4D13

analogous

#135D6B #13316B #21136B

triadic

#13316B #6B1331 #316B13

tetradic

#13316B #6B135D #6B4D13 #136B21

square

#13316B #6B135D #6B4D13 #136B21

split-complementary

#13316B #6B2113 #5D6B13

monochromatic

#050C1A #0A1937 #13316B #1C499F #2561D3

Accessibility & contrast

On white

12.50

#13316B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#13316B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13316B

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13316B	#FFFFFF	#000000	##FFFFFF
##13316B	1.00	12.50	1.68	12.50
#FFFFFF	12.50	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B386D

Deuteranopia (green-blind)

#00306A

Tritanopia (blue-blind)

#003F49

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #13316b;
/* rgb */ color: rgb(19, 49, 107);
/* oklch */ color: oklch(32.8% 0.108 261.9);

Tailwind

colors: {
  custom: {
    50: '#606896',
    500: '#13316b',
    950: '#000000',
  },
}

SCSS

$custom: #13316b;
$custom-light: #606896;
$custom-dark: #000000;

JSON

{
  "hex": "#13316b",
  "rgb": {
    "r": 19,
    "g": 49,
    "b": 107
  },
  "hsl": {
    "h": 219.545,
    "s": 69.841,
    "l": 24.706
  },
  "oklch": {
    "l": 0.32801,
    "c": 0.10766,
    "h": 261.9
  },
  "luminance": 0.03397
}

Semantic roles & 50–950 ramp

primary

#13316B

secondary

#A27E38

accent

#B03BED

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#05060D

muted

#7A7A7E

Preview Lab

Preview with #13316B

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

Preview Lab → · Contrast checker → · Palette generator →