#172045#172045

#172045 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.070 H 270.5°. Best body text is #FFFFFF at 15.80:1 contrast (WCAG AA passes).

Color values

HEX	#172045
RGB	rgb(23, 32, 69)
HSL	hsl(228, 50%, 18%)
HSV	hsv(228, 67%, 27%)
CMYK	cmyk(66.7%, 53.6%, 0%, 72.9%)
CIE-LAB	lab(13.50, 9.58, -24.58)
CIE-LCH	lch(13.50, 26.38, 291.29°)
OKLab	oklab(25.79% 0.0007 -0.0702)
OKLCH	oklch(25.79% 0.07 270.5)
XYZ	xyz(1.9437, 1.6447, 5.8441)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172045 #453C17

analogous

#173745 #172045 #251745

triadic

#172045 #451720 #204517

tetradic

#172045 #451737 #453C17 #174525

square

#172045 #451737 #453C17 #174525

split-complementary

#172045 #452517 #374517

monochromatic

#080B17 #080B17 #172045 #263573 #364BA1

Accessibility & contrast

On white

15.80

#172045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#172045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172045

15.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172045	#FFFFFF	#000000	##FFFFFF
##172045	1.00	15.80	1.33	15.80
#FFFFFF	15.80	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E2546

Deuteranopia (green-blind)

#072144

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #172045;
/* rgb */ color: rgb(23, 32, 69);
/* oklch */ color: oklch(25.8% 0.070 270.5);

Tailwind

colors: {
  custom: {
    50: '#595b79',
    500: '#172045',
    950: '#000000',
  },
}

SCSS

$custom: #172045;
$custom-light: #595b79;
$custom-dark: #000000;

JSON

{
  "hex": "#172045",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 69
  },
  "hsl": {
    "h": 228.261,
    "s": 50,
    "l": 18.039
  },
  "oklch": {
    "l": 0.25785,
    "c": 0.07022,
    "h": 270.5
  },
  "luminance": 0.01645
}

Semantic roles & 50–950 ramp

primary

#172045

secondary

#7C6F3C

accent

#BE4EDA

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040409

muted

#79797B

Preview Lab

Preview with #172045

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

Preview Lab → · Contrast checker → · Palette generator →