#172C3E#172C3E

#172C3E is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.5% C 0.043 H 245.9°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#172C3E
RGB	rgb(23, 44, 62)
HSL	hsl(208, 46%, 17%)
HSV	hsv(208, 63%, 24%)
CMYK	cmyk(62.9%, 29%, 0%, 75.7%)
CIE-LAB	lab(17.14, -2.01, -13.98)
CIE-LCH	lch(17.14, 14.12, 261.80°)
OKLab	oklab(28.46% -0.0175 -0.0392)
OKLCH	oklch(28.46% 0.043 245.9)
XYZ	xyz(2.1232, 2.3311, 4.8946)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172C3E #3E2917

analogous

#173E3D #172C3E #17193E

triadic

#172C3E #3E172C #2C3E17

tetradic

#172C3E #3D173E #3E2917 #193E17

square

#172C3E #3D173E #3E2917 #193E17

split-complementary

#172C3E #3E1719 #3E3D17

monochromatic

#081016 #081016 #172C3E #284C6B #386B97

Accessibility & contrast

On white

14.32

#172C3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#172C3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172C3E

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172C3E	#FFFFFF	#000000	##FFFFFF
##172C3E	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242C3F

Deuteranopia (green-blind)

#1F283E

Tritanopia (blue-blind)

#013032

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #172c3e;
/* rgb */ color: rgb(23, 44, 62);
/* oklch */ color: oklch(28.5% 0.043 245.9);

Tailwind

colors: {
  custom: {
    50: '#586473',
    500: '#172c3e',
    950: '#000000',
  },
}

SCSS

$custom: #172c3e;
$custom-light: #586473;
$custom-dark: #000000;

JSON

{
  "hex": "#172c3e",
  "rgb": {
    "r": 23,
    "g": 44,
    "b": 62
  },
  "hsl": {
    "h": 207.692,
    "s": 45.882,
    "l": 16.667
  },
  "oklch": {
    "l": 0.28464,
    "c": 0.0429,
    "h": 245.9
  },
  "luminance": 0.02331
}

Semantic roles & 50–950 ramp

primary

#172C3E

secondary

#75563C

accent

#8F52D6

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030508

muted

#787A7B

Preview Lab

Preview with #172C3E

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

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