#13186F#13186F

#13186F is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.145 H 270.1°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#13186F
RGB	rgb(19, 24, 111)
HSL	hsl(237, 71%, 25%)
HSV	hsv(237, 83%, 44%)
CMYK	cmyk(82.9%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(15.16, 31.44, -50.08)
CIE-LCH	lch(15.16, 59.13, 302.12°)
OKLab	oklab(28.19% 0.0004 -0.1451)
OKLCH	oklch(28.19% 0.145 270.1)
XYZ	xyz(3.4635, 1.9390, 15.2276)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13186F #6F6A13

analogous

#13466F #13186F #3C136F

triadic

#13186F #6F1318 #186F13

tetradic

#13186F #6F1346 #6F6A13 #136F3C

square

#13186F #6F1346 #6F6A13 #136F3C

split-complementary

#13186F #6F3C13 #466F13

monochromatic

#04061A #0A0D3B #13186F #1C23A3 #252FD8

Accessibility & contrast

On white

15.13

#13186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#13186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13186F

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13186F	#FFFFFF	#000000	##FFFFFF
##13186F	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B72

Deuteranopia (green-blind)

#00216D

Tritanopia (blue-blind)

#003242

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #13186f;
/* rgb */ color: rgb(19, 24, 111);
/* oklch */ color: oklch(28.2% 0.145 270.1);

Tailwind

colors: {
  custom: {
    50: '#645699',
    500: '#13186f',
    950: '#000000',
  },
}

SCSS

$custom: #13186f;
$custom-light: #645699;
$custom-dark: #000000;

JSON

{
  "hex": "#13186f",
  "rgb": {
    "r": 19,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 236.739,
    "s": 70.769,
    "l": 25.49
  },
  "oklch": {
    "l": 0.28188,
    "c": 0.14506,
    "h": 270.1
  },
  "luminance": 0.01939
}

Semantic roles & 50–950 ramp

primary

#13186F

secondary

#A6A038

accent

#E43AEE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #13186F

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

Preview Lab → · Contrast checker → · Palette generator →