#172148#172148

#172148 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.074 H 269.9°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#172148
RGB	rgb(23, 33, 72)
HSL	hsl(228, 52%, 19%)
HSV	hsv(228, 68%, 28%)
CMYK	cmyk(68.1%, 54.2%, 0%, 71.8%)
CIE-LAB	lab(14.05, 10.05, -25.78)
CIE-LCH	lch(14.05, 27.67, 291.29°)
OKLab	oklab(26.27% -0.0001 -0.0737)
OKLCH	oklch(26.27% 0.074 269.9)
XYZ	xyz(2.0665, 1.7376, 6.3561)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172148 #483E17

analogous

#173948 #172148 #251748

triadic

#172148 #481721 #214817

tetradic

#172148 #481739 #483E17 #174825

square

#172148 #481739 #483E17 #174825

split-complementary

#172148 #482517 #394817

monochromatic

#070B17 #080C1A #172148 #263676 #354CA5

Accessibility & contrast

On white

15.58

#172148 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#172148 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172148

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172148	#FFFFFF	#000000	##FFFFFF
##172148	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2649

Deuteranopia (green-blind)

#052247

Tritanopia (blue-blind)

#002A31

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #172148;
/* rgb */ color: rgb(23, 33, 72);
/* oklch */ color: oklch(26.3% 0.074 269.9);

Tailwind

colors: {
  custom: {
    50: '#5a5b7b',
    500: '#172148',
    950: '#000000',
  },
}

SCSS

$custom: #172148;
$custom-light: #5a5b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#172148",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 72
  },
  "hsl": {
    "h": 227.755,
    "s": 51.579,
    "l": 18.627
  },
  "oklch": {
    "l": 0.26271,
    "c": 0.07374,
    "h": 269.9
  },
  "luminance": 0.01738
}

Semantic roles & 50–950 ramp

primary

#172148

secondary

#7F713C

accent

#BE4DDB

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#040409

muted

#79797B

Preview Lab

Preview with #172148

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

Preview Lab → · Contrast checker → · Palette generator →