#13176F#13176F

#13176F is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.0% C 0.146 H 270.3°. Best body text is #FFFFFF at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#13176F
RGB	rgb(19, 23, 111)
HSL	hsl(237, 71%, 25%)
HSV	hsv(237, 83%, 44%)
CMYK	cmyk(82.9%, 79.3%, 0%, 56.5%)
CIE-LAB	lab(14.95, 32.06, -50.44)
CIE-LCH	lch(14.95, 59.77, 302.44°)
OKLab	oklab(28.03% 0.0008 -0.1461)
OKLCH	oklch(28.03% 0.146 270.3)
XYZ	xyz(3.4432, 1.8985, 15.2208)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13176F #6F6B13

analogous

#13456F #13176F #3D136F

triadic

#13176F #6F1317 #176F13

tetradic

#13176F #6F1345 #6F6B13 #136F3D

square

#13176F #6F1345 #6F6B13 #136F3D

split-complementary

#13176F #6F3D13 #456F13

monochromatic

#04051A #0A0C3B #13176F #1C22A3 #252DD8

Accessibility & contrast

On white

15.22

#13176F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#13176F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13176F

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13176F	#FFFFFF	#000000	##FFFFFF
##13176F	1.00	15.22	1.38	15.22
#FFFFFF	15.22	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A72

Deuteranopia (green-blind)

#00216D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #13176f;
/* rgb */ color: rgb(19, 23, 111);
/* oklch */ color: oklch(28.0% 0.146 270.3);

Tailwind

colors: {
  custom: {
    50: '#645599',
    500: '#13176f',
    950: '#000000',
  },
}

SCSS

$custom: #13176f;
$custom-light: #645599;
$custom-dark: #000000;

JSON

{
  "hex": "#13176f",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 111
  },
  "hsl": {
    "h": 237.391,
    "s": 70.769,
    "l": 25.49
  },
  "oklch": {
    "l": 0.28033,
    "c": 0.1461,
    "h": 270.3
  },
  "luminance": 0.01899
}

Semantic roles & 50–950 ramp

primary

#13176F

secondary

#A6A138

accent

#E63AEE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #13176F

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

Preview Lab → · Contrast checker → · Palette generator →