#172053#172053

#172053 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.0% C 0.093 H 271.2°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#172053
RGB	rgb(23, 32, 83)
HSL	hsl(231, 57%, 21%)
HSV	hsv(231, 72%, 33%)
CMYK	cmyk(72.3%, 61.4%, 0%, 67.5%)
CIE-LAB	lab(14.62, 15.32, -32.38)
CIE-LCH	lch(14.62, 35.82, 295.33°)
OKLab	oklab(26.99% 0.002 -0.0931)
OKLCH	oklch(26.99% 0.093 271.2)
XYZ	xyz(2.4307, 1.8395, 8.4089)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172053 #534A17

analogous

#173E53 #172053 #2C1753

triadic

#172053 #531720 #205317

tetradic

#172053 #53173E #534A17 #17532C

square

#172053 #53173E #534A17 #17532C

split-complementary

#172053 #532C17 #3E5317

monochromatic

#070918 #0A0E23 #172053 #243283 #3245B3

Accessibility & contrast

On white

15.35

#172053 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#172053 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172053

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172053	#FFFFFF	#000000	##FFFFFF
##172053	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002855

Deuteranopia (green-blind)

#002252

Tritanopia (blue-blind)

#002C36

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #172053;
/* rgb */ color: rgb(23, 32, 83);
/* oklch */ color: oklch(27.0% 0.093 271.2);

Tailwind

colors: {
  custom: {
    50: '#5d5b84',
    500: '#172053',
    950: '#000000',
  },
}

SCSS

$custom: #172053;
$custom-light: #5d5b84;
$custom-dark: #000000;

JSON

{
  "hex": "#172053",
  "rgb": {
    "r": 23,
    "g": 32,
    "b": 83
  },
  "hsl": {
    "h": 231,
    "s": 56.604,
    "l": 20.784
  },
  "oklch": {
    "l": 0.26988,
    "c": 0.09317,
    "h": 271.2
  },
  "luminance": 0.0184
}

Semantic roles & 50–950 ramp

primary

#172053

secondary

#8A7E3C

accent

#C948E0

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #172053

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

Preview Lab → · Contrast checker → · Palette generator →