#172243#172243

#172243 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.1% C 0.064 H 267.9°. Best body text is #FFFFFF at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#172243
RGB	rgb(23, 34, 67)
HSL	hsl(225, 49%, 18%)
HSV	hsv(225, 66%, 26%)
CMYK	cmyk(65.7%, 49.3%, 0%, 73.7%)
CIE-LAB	lab(14.01, 7.25, -22.38)
CIE-LCH	lch(14.01, 23.52, 287.96°)
OKLab	oklab(26.13% -0.0023 -0.0637)
OKLCH	oklch(26.13% 0.064 267.9)
XYZ	xyz(1.9382, 1.7313, 5.5411)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172243 #433817

analogous

#173843 #172243 #221743

triadic

#172243 #431722 #224317

tetradic

#172243 #431738 #433817 #174322

square

#172243 #431738 #433817 #174322

split-complementary

#172243 #432217 #384317

monochromatic

#080C17 #080C17 #172243 #273971 #36509E

Accessibility & contrast

On white

15.60

#172243 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#172243 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172243

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172243	#FFFFFF	#000000	##FFFFFF
##172243	1.00	15.60	1.35	15.60
#FFFFFF	15.60	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132644

Deuteranopia (green-blind)

#0D2242

Tritanopia (blue-blind)

#00292F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #172243;
/* rgb */ color: rgb(23, 34, 67);
/* oklch */ color: oklch(26.1% 0.064 267.9);

Tailwind

colors: {
  custom: {
    50: '#595c77',
    500: '#172243',
    950: '#000000',
  },
}

SCSS

$custom: #172243;
$custom-light: #595c77;
$custom-dark: #000000;

JSON

{
  "hex": "#172243",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 67
  },
  "hsl": {
    "h": 225,
    "s": 48.889,
    "l": 17.647
  },
  "oklch": {
    "l": 0.26127,
    "c": 0.06375,
    "h": 267.9
  },
  "luminance": 0.01731
}

Semantic roles & 50–950 ramp

primary

#172243

secondary

#7A6A3C

accent

#B64FD8

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040408

muted

#79797B

Preview Lab

Preview with #172243

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

Preview Lab → · Contrast checker → · Palette generator →