#172C38#172C38

#172C38 is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.1% C 0.035 H 235.0°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#172C38
RGB	rgb(23, 44, 56)
HSL	hsl(202, 42%, 15%)
HSV	hsv(202, 59%, 22%)
CMYK	cmyk(58.9%, 21.4%, 0%, 78%)
CIE-LAB	lab(16.84, -4.26, -10.28)
CIE-LCH	lch(16.84, 11.13, 247.49°)
OKLab	oklab(28.13% -0.02 -0.0286)
OKLCH	oklch(28.13% 0.035 235)
XYZ	xyz(1.9676, 2.2689, 4.0749)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172C38 #382317

analogous

#173833 #172C38 #171B38

triadic

#172C38 #38172C #2C3817

tetradic

#172C38 #331738 #382317 #1B3817

square

#172C38 #331738 #382317 #1B3817

split-complementary

#172C38 #38171B #383317

monochromatic

#091116 #091116 #172C38 #294E63 #3B708F

Accessibility & contrast

On white

14.44

#172C38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#172C38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172C38

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172C38	#FFFFFF	#000000	##FFFFFF
##172C38	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262C39

Deuteranopia (green-blind)

#222838

Tritanopia (blue-blind)

#062F30

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #172c38;
/* rgb */ color: rgb(23, 44, 56);
/* oklch */ color: oklch(28.1% 0.035 235.0);

Tailwind

colors: {
  custom: {
    50: '#57656e',
    500: '#172c38',
    950: '#000000',
  },
}

SCSS

$custom: #172c38;
$custom-light: #57656e;
$custom-dark: #000000;

JSON

{
  "hex": "#172c38",
  "rgb": {
    "r": 23,
    "g": 44,
    "b": 56
  },
  "hsl": {
    "h": 201.818,
    "s": 41.772,
    "l": 15.49
  },
  "oklch": {
    "l": 0.2813,
    "c": 0.0349,
    "h": 235
  },
  "luminance": 0.02269
}

Semantic roles & 50–950 ramp

primary

#172C38

secondary

#6E4F3C

accent

#8356D2

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030507

muted

#787A7A

Preview Lab

Preview with #172C38

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

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