#172952#172952

#172952 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.0% C 0.078 H 264.3°. Best body text is #FFFFFF at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#172952
RGB	rgb(23, 41, 82)
HSL	hsl(222, 56%, 21%)
HSV	hsv(222, 72%, 32%)
CMYK	cmyk(72%, 50%, 0%, 67.8%)
CIE-LAB	lab(17.35, 8.21, -27.29)
CIE-LCH	lch(17.35, 28.50, 286.74°)
OKLab	oklab(29.03% -0.0078 -0.078)
OKLCH	oklch(29.03% 0.078 264.3)
XYZ	xyz(2.6687, 2.3770, 8.2992)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172952 #524017

analogous

#174652 #172952 #221752

triadic

#172952 #521729 #295217

tetradic

#172952 #521746 #524017 #175222

square

#172952 #521746 #524017 #175222

split-complementary

#172952 #522217 #465217

monochromatic

#070C18 #0A1122 #172952 #244182 #3259B2

Accessibility & contrast

On white

14.23

#172952 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#172952 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172952

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172952	#FFFFFF	#000000	##FFFFFF
##172952	1.00	14.23	1.48	14.23
#FFFFFF	14.23	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152E54

Deuteranopia (green-blind)

#0A2851

Tritanopia (blue-blind)

#003239

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172952;
/* rgb */ color: rgb(23, 41, 82);
/* oklch */ color: oklch(29.0% 0.078 264.3);

Tailwind

colors: {
  custom: {
    50: '#5c6283',
    500: '#172952',
    950: '#000000',
  },
}

SCSS

$custom: #172952;
$custom-light: #5c6283;
$custom-dark: #000000;

JSON

{
  "hex": "#172952",
  "rgb": {
    "r": 23,
    "g": 41,
    "b": 82
  },
  "hsl": {
    "h": 221.695,
    "s": 56.19,
    "l": 20.588
  },
  "oklch": {
    "l": 0.29033,
    "c": 0.07844,
    "h": 264.3
  },
  "luminance": 0.02377
}

Semantic roles & 50–950 ramp

primary

#172952

secondary

#89713C

accent

#B148DF

background

#F5F5F8

surface

#E9EAEF

border

#C5C6CA

text

#04050A

muted

#79797C

Preview Lab

Preview with #172952

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

Preview Lab → · Contrast checker → · Palette generator →