#172F34#172F34

#172F34 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 28.8% C 0.031 H 212.6°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#172F34
RGB	rgb(23, 47, 52)
HSL	hsl(190, 39%, 15%)
HSV	hsv(190, 56%, 20%)
CMYK	cmyk(55.8%, 9.6%, 0%, 79.6%)
CIE-LAB	lab(17.75, -7.68, -6.11)
CIE-LCH	lch(17.75, 9.81, 218.52°)
OKLab	oklab(28.8% -0.0264 -0.0168)
OKLCH	oklch(28.8% 0.031 212.6)
XYZ	xyz(1.9895, 2.4630, 3.6187)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172F34 #341C17

analogous

#17342B #172F34 #172134

triadic

#172F34 #34172F #2F3417

tetradic

#172F34 #2B1734 #341C17 #213417

square

#172F34 #2B1734 #341C17 #213417

split-complementary

#172F34 #341721 #342B17

monochromatic

#091315 #091315 #172F34 #2A555E #3D7C89

Accessibility & contrast

On white

14.07

#172F34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#172F34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172F34

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172F34	#FFFFFF	#000000	##FFFFFF
##172F34	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2D34

Deuteranopia (green-blind)

#262A34

Tritanopia (blue-blind)

#083130

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172f34;
/* rgb */ color: rgb(23, 47, 52);
/* oklch */ color: oklch(28.8% 0.031 212.6);

Tailwind

colors: {
  custom: {
    50: '#56676b',
    500: '#172f34',
    950: '#000000',
  },
}

SCSS

$custom: #172f34;
$custom-light: #56676b;
$custom-dark: #000000;

JSON

{
  "hex": "#172f34",
  "rgb": {
    "r": 23,
    "g": 47,
    "b": 52
  },
  "hsl": {
    "h": 190.345,
    "s": 38.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.28797,
    "c": 0.03129,
    "h": 212.6
  },
  "luminance": 0.02463
}

Semantic roles & 50–950 ramp

primary

#172F34

secondary

#6A453D

accent

#6D59CF

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030606

muted

#787A7A

Preview Lab

Preview with #172F34

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

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