#172641#172641

#172641 is a dark, muted blue. Relative luminance 0.019; OKLCH L 27.0% C 0.055 H 261.4°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#172641
RGB	rgb(23, 38, 65)
HSL	hsl(219, 48%, 17%)
HSV	hsv(219, 65%, 25%)
CMYK	cmyk(64.6%, 41.5%, 0%, 74.5%)
CIE-LAB	lab(15.22, 3.47, -19.06)
CIE-LCH	lch(15.22, 19.37, 280.31°)
OKLab	oklab(27.02% -0.0081 -0.0539)
OKLCH	oklch(27.02% 0.055 261.4)
XYZ	xyz(2.0003, 1.9499, 5.2710)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172641 #413217

analogous

#173B41 #172641 #1D1741

triadic

#172641 #411726 #264117

tetradic

#172641 #41173B #413217 #17411D

square

#172641 #41173B #413217 #17411D

split-complementary

#172641 #411D17 #3B4117

monochromatic

#080D17 #080D17 #172641 #27406E #375B9B

Accessibility & contrast

On white

15.11

#172641 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#172641 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172641

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172641	#FFFFFF	#000000	##FFFFFF
##172641	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B2842

Deuteranopia (green-blind)

#162440

Tritanopia (blue-blind)

#002C30

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #172641;
/* rgb */ color: rgb(23, 38, 65);
/* oklch */ color: oklch(27.0% 0.055 261.4);

Tailwind

colors: {
  custom: {
    50: '#586075',
    500: '#172641',
    950: '#000000',
  },
}

SCSS

$custom: #172641;
$custom-light: #586075;
$custom-dark: #000000;

JSON

{
  "hex": "#172641",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 65
  },
  "hsl": {
    "h": 218.571,
    "s": 47.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.27021,
    "c": 0.05456,
    "h": 261.4
  },
  "luminance": 0.0195
}

Semantic roles & 50–950 ramp

primary

#172641

secondary

#78623C

accent

#A750D7

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #172641

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

Preview Lab → · Contrast checker → · Palette generator →