#13174E#13174E

#13174E is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.099 H 273.2°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#13174E
RGB	rgb(19, 23, 78)
HSL	hsl(236, 61%, 19%)
HSV	hsv(236, 76%, 31%)
CMYK	cmyk(75.6%, 70.5%, 0%, 69.4%)
CIE-LAB	lab(11.28, 19.27, -34.41)
CIE-LCH	lch(11.28, 39.44, 299.25°)
OKLab	oklab(24.3% 0.0055 -0.0993)
OKLCH	oklch(24.3% 0.099 273.2)
XYZ	xyz(1.9496, 1.3011, 7.3546)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13174E #4E4A13

analogous

#13354E #13174E #2D134E

triadic

#13174E #4E1317 #174E13

tetradic

#13174E #4E1335 #4E4A13 #134E2D

square

#13174E #4E1335 #4E4A13 #134E2D

split-complementary

#13174E #4E2D13 #354E13

monochromatic

#060719 #07081D #13174E #1F267F #2B34B0

Accessibility & contrast

On white

16.66

#13174E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#13174E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13174E

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13174E	#FFFFFF	#000000	##FFFFFF
##13174E	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002150

Deuteranopia (green-blind)

#001B4D

Tritanopia (blue-blind)

#002530

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #13174e;
/* rgb */ color: rgb(19, 23, 78);
/* oklch */ color: oklch(24.3% 0.099 273.2);

Tailwind

colors: {
  custom: {
    50: '#5a5480',
    500: '#13174e',
    950: '#000000',
  },
}

SCSS

$custom: #13174e;
$custom-light: #5a5480;
$custom-dark: #000000;

JSON

{
  "hex": "#13174e",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 78
  },
  "hsl": {
    "h": 235.932,
    "s": 60.825,
    "l": 19.02
  },
  "oklch": {
    "l": 0.243,
    "c": 0.09949,
    "h": 273.2
  },
  "luminance": 0.01301
}

Semantic roles & 50–950 ramp

primary

#13174E

secondary

#878136

accent

#D944E4

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #13174E

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

Preview Lab → · Contrast checker → · Palette generator →