#172253#172253

#172253 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.4% C 0.090 H 269.9°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#172253
RGB	rgb(23, 34, 83)
HSL	hsl(229, 57%, 21%)
HSV	hsv(229, 72%, 33%)
CMYK	cmyk(72.3%, 59%, 0%, 67.5%)
CIE-LAB	lab(15.23, 13.83, -31.40)
CIE-LCH	lch(15.23, 34.31, 293.78°)
OKLab	oklab(27.44% -0.0001 -0.0902)
OKLCH	oklch(27.44% 0.09 269.9)
XYZ	xyz(2.4862, 1.9505, 8.4274)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172253 #534817

analogous

#174053 #172253 #2A1753

triadic

#172253 #531722 #225317

tetradic

#172253 #531740 #534817 #17532A

square

#172253 #531740 #534817 #17532A

split-complementary

#172253 #532A17 #405317

monochromatic

#070A18 #0A0E23 #172253 #243683 #3249B3

Accessibility & contrast

On white

15.11

#172253 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#172253 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172253

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172253	#FFFFFF	#000000	##FFFFFF
##172253	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)

#012955

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#002E36

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #172253;
/* rgb */ color: rgb(23, 34, 83);
/* oklch */ color: oklch(27.4% 0.090 269.9);

Tailwind

colors: {
  custom: {
    50: '#5c5c84',
    500: '#172253',
    950: '#000000',
  },
}

SCSS

$custom: #172253;
$custom-light: #5c5c84;
$custom-dark: #000000;

JSON

{
  "hex": "#172253",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 83
  },
  "hsl": {
    "h": 229,
    "s": 56.604,
    "l": 20.784
  },
  "oklch": {
    "l": 0.27441,
    "c": 0.09024,
    "h": 269.9
  },
  "luminance": 0.01951
}

Semantic roles & 50–950 ramp

primary

#172253

secondary

#8A7C3C

accent

#C448E0

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #172253

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

Preview Lab → · Contrast checker → · Palette generator →