#172241#172241

#172241 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.0% C 0.060 H 267.4°. Best body text is #FFFFFF at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#172241
RGB	rgb(23, 34, 65)
HSL	hsl(224, 48%, 17%)
HSV	hsv(224, 65%, 25%)
CMYK	cmyk(64.6%, 47.7%, 0%, 74.5%)
CIE-LAB	lab(13.87, 6.44, -21.20)
CIE-LCH	lch(13.87, 22.16, 286.91°)
OKLab	oklab(25.98% -0.0027 -0.0603)
OKLCH	oklch(25.98% 0.06 267.4)
XYZ	xyz(1.8792, 1.7077, 5.2306)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172241 #413617

analogous

#173741 #172241 #211741

triadic

#172241 #411722 #224117

tetradic

#172241 #411737 #413617 #174121

square

#172241 #411737 #413617 #174121

split-complementary

#172241 #412117 #374117

monochromatic

#080C17 #080C17 #172241 #273A6E #37519B

Accessibility & contrast

On white

15.65

#172241 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#172241 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172241

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172241	#FFFFFF	#000000	##FFFFFF
##172241	1.00	15.65	1.34	15.65
#FFFFFF	15.65	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152542

Deuteranopia (green-blind)

#0F2240

Tritanopia (blue-blind)

#00292E

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #172241;
/* rgb */ color: rgb(23, 34, 65);
/* oklch */ color: oklch(26.0% 0.060 267.4);

Tailwind

colors: {
  custom: {
    50: '#585c76',
    500: '#172241',
    950: '#000000',
  },
}

SCSS

$custom: #172241;
$custom-light: #585c76;
$custom-dark: #000000;

JSON

{
  "hex": "#172241",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 65
  },
  "hsl": {
    "h": 224.286,
    "s": 47.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.25978,
    "c": 0.06033,
    "h": 267.4
  },
  "luminance": 0.01708
}

Semantic roles & 50–950 ramp

primary

#172241

secondary

#78683C

accent

#B450D7

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #172241

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

Preview Lab → · Contrast checker → · Palette generator →