#172A41#172A41

#172A41 is a dark, muted cyan. Relative luminance 0.022; OKLCH L 28.1% C 0.050 H 254.0°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#172A41
RGB	rgb(23, 42, 65)
HSL	hsl(213, 48%, 17%)
HSV	hsv(213, 65%, 25%)
CMYK	cmyk(64.6%, 35.4%, 0%, 74.5%)
CIE-LAB	lab(16.60, 0.56, -16.89)
CIE-LCH	lch(16.60, 16.90, 271.91°)
OKLab	oklab(28.1% -0.0136 -0.0476)
OKLCH	oklch(28.1% 0.05 254)
XYZ	xyz(2.1351, 2.2196, 5.3159)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172A41 #412E17

analogous

#173F41 #172A41 #191741

triadic

#172A41 #41172A #2A4117

tetradic

#172A41 #41173F #412E17 #174119

square

#172A41 #41173F #412E17 #174119

split-complementary

#172A41 #411917 #3F4117

monochromatic

#080F17 #080F17 #172A41 #27476E #37649B

Accessibility & contrast

On white

14.54

#172A41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#172A41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172A41

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172A41	#FFFFFF	#000000	##FFFFFF
##172A41	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#212B42

Deuteranopia (green-blind)

#1B2741

Tritanopia (blue-blind)

#002F32

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #172a41;
/* rgb */ color: rgb(23, 42, 65);
/* oklch */ color: oklch(28.1% 0.050 254.0);

Tailwind

colors: {
  custom: {
    50: '#586375',
    500: '#172a41',
    950: '#000000',
  },
}

SCSS

$custom: #172a41;
$custom-light: #586375;
$custom-dark: #000000;

JSON

{
  "hex": "#172a41",
  "rgb": {
    "r": 23,
    "g": 42,
    "b": 65
  },
  "hsl": {
    "h": 212.857,
    "s": 47.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28095,
    "c": 0.04951,
    "h": 254
  },
  "luminance": 0.0222
}

Semantic roles & 50–950 ramp

primary

#172A41

secondary

#785D3C

accent

#9A50D7

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #172A41

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

Preview Lab → · Contrast checker → · Palette generator →