#13176E#13176E

#13176E is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.145 H 270.4°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#13176E
RGB	rgb(19, 23, 110)
HSL	hsl(237, 71%, 25%)
HSV	hsv(237, 83%, 43%)
CMYK	cmyk(82.7%, 79.1%, 0%, 56.9%)
CIE-LAB	lab(14.83, 31.69, -49.99)
CIE-LCH	lch(14.83, 59.19, 302.37°)
OKLab	oklab(27.91% 0.0009 -0.1448)
OKLCH	oklch(27.91% 0.145 270.4)
XYZ	xyz(3.3885, 1.8766, 14.9325)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13176E #6E6A13

analogous

#13446E #13176E #3D136E

triadic

#13176E #6E1317 #176E13

tetradic

#13176E #6E1344 #6E6A13 #136E3D

square

#13176E #6E1344 #6E6A13 #136E3D

split-complementary

#13176E #6E3D13 #446E13

monochromatic

#05051A #0A0C3A #13176E #1C22A2 #252DD6

Accessibility & contrast

On white

15.27

#13176E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#13176E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13176E

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13176E	#FFFFFF	#000000	##FFFFFF
##13176E	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A71

Deuteranopia (green-blind)

#00216C

Tritanopia (blue-blind)

#003141

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #13176e;
/* rgb */ color: rgb(19, 23, 110);
/* oklch */ color: oklch(27.9% 0.145 270.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#13176e",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 110
  },
  "hsl": {
    "h": 237.363,
    "s": 70.543,
    "l": 25.294
  },
  "oklch": {
    "l": 0.27914,
    "c": 0.14478,
    "h": 270.4
  },
  "luminance": 0.01877
}

Semantic roles & 50–950 ramp

primary

#13176E

secondary

#A5A038

accent

#E53AED

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #13176E

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

Preview Lab → · Contrast checker → · Palette generator →