#13174D#13174D

#13174D is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.2% C 0.098 H 273.2°. Best body text is #FFFFFF at 16.70:1 contrast (WCAG AA passes).

Color values

HEX	#13174D
RGB	rgb(19, 23, 77)
HSL	hsl(236, 60%, 19%)
HSV	hsv(236, 75%, 30%)
CMYK	cmyk(75.3%, 70.1%, 0%, 69.8%)
CIE-LAB	lab(11.18, 18.86, -33.89)
CIE-LCH	lch(11.18, 38.78, 299.10°)
OKLab	oklab(24.2% 0.0056 -0.0978)
OKLCH	oklch(24.2% 0.098 273.2)
XYZ	xyz(1.9141, 1.2869, 7.1673)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13174D #4D4913

analogous

#13344D #13174D #2C134D

triadic

#13174D #4D1317 #174D13

tetradic

#13174D #4D1334 #4D4913 #134D2C

square

#13174D #4D1334 #4D4913 #134D2C

split-complementary

#13174D #4D2C13 #344D13

monochromatic

#060719 #07081C #13174D #1F267E #2B34AF

Accessibility & contrast

On white

16.70

#13174D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#13174D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13174D

16.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13174D	#FFFFFF	#000000	##FFFFFF
##13174D	1.00	16.70	1.26	16.70
#FFFFFF	16.70	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214F

Deuteranopia (green-blind)

#001B4C

Tritanopia (blue-blind)

#00252F

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #13174d;
/* rgb */ color: rgb(19, 23, 77);
/* oklch */ color: oklch(24.2% 0.098 273.2);

Tailwind

colors: {
  custom: {
    50: '#5a547f',
    500: '#13174d',
    950: '#000000',
  },
}

SCSS

$custom: #13174d;
$custom-light: #5a547f;
$custom-dark: #000000;

JSON

{
  "hex": "#13174d",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 77
  },
  "hsl": {
    "h": 235.862,
    "s": 60.417,
    "l": 18.824
  },
  "oklch": {
    "l": 0.24196,
    "c": 0.09796,
    "h": 273.2
  },
  "luminance": 0.01287
}

Semantic roles & 50–950 ramp

primary

#13174D

secondary

#868036

accent

#D944E4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #13174D

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

Preview Lab → · Contrast checker → · Palette generator →