#172A34#172A34

#172A34 is a dark, muted cyan. Relative luminance 0.021; OKLCH L 27.3% C 0.031 H 232.5°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#172A34
RGB	rgb(23, 42, 52)
HSL	hsl(201, 39%, 15%)
HSV	hsv(201, 56%, 20%)
CMYK	cmyk(55.8%, 19.2%, 0%, 79.6%)
CIE-LAB	lab(15.93, -4.34, -8.87)
CIE-LCH	lch(15.93, 9.88, 243.94°)
OKLab	oklab(27.35% -0.0189 -0.0246)
OKLCH	oklch(27.35% 0.031 232.5)
XYZ	xyz(1.8009, 2.0859, 3.5559)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172A34 #342117

analogous

#173430 #172A34 #171B34

triadic

#172A34 #34172A #2A3417

tetradic

#172A34 #301734 #342117 #1B3417

square

#172A34 #301734 #342117 #1B3417

split-complementary

#172A34 #34171B #343017

monochromatic

#091115 #091115 #172A34 #2A4C5E #3D6F89

Accessibility & contrast

On white

14.82

#172A34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#172A34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172A34

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172A34	#FFFFFF	#000000	##FFFFFF
##172A34	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252935

Deuteranopia (green-blind)

#212634

Tritanopia (blue-blind)

#092D2D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #172a34;
/* rgb */ color: rgb(23, 42, 52);
/* oklch */ color: oklch(27.3% 0.031 232.5);

Tailwind

colors: {
  custom: {
    50: '#56636b',
    500: '#172a34',
    950: '#000000',
  },
}

SCSS

$custom: #172a34;
$custom-light: #56636b;
$custom-dark: #000000;

JSON

{
  "hex": "#172a34",
  "rgb": {
    "r": 23,
    "g": 42,
    "b": 52
  },
  "hsl": {
    "h": 200.69,
    "s": 38.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.27348,
    "c": 0.031,
    "h": 232.5
  },
  "luminance": 0.02086
}

Semantic roles & 50–950 ramp

primary

#172A34

secondary

#6A4C3D

accent

#8259CF

background

#F5F5F6

surface

#E9EAEB

border

#C5C6C6

text

#030506

muted

#78797A

Preview Lab

Preview with #172A34

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

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