#172D41#172D41

#172D41 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.9% C 0.046 H 247.5°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#172D41
RGB	rgb(23, 45, 65)
HSL	hsl(209, 48%, 17%)
HSV	hsv(209, 65%, 25%)
CMYK	cmyk(64.6%, 30.8%, 0%, 74.5%)
CIE-LAB	lab(17.65, -1.56, -15.25)
CIE-LCH	lch(17.65, 15.33, 264.16°)
OKLab	oklab(28.92% -0.0177 -0.0428)
OKLCH	oklch(28.92% 0.046 247.5)
XYZ	xyz(2.2455, 2.4404, 5.3527)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172D41 #412B17

analogous

#174140 #172D41 #171841

triadic

#172D41 #41172D #2D4117

tetradic

#172D41 #401741 #412B17 #184117

square

#172D41 #401741 #412B17 #184117

split-complementary

#172D41 #411718 #414017

monochromatic

#081017 #081017 #172D41 #274C6E #376C9B

Accessibility & contrast

On white

14.11

#172D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#172D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172D41

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172D41	#FFFFFF	#000000	##FFFFFF
##172D41	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252E42

Deuteranopia (green-blind)

#1F2941

Tritanopia (blue-blind)

#003234

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #172d41;
/* rgb */ color: rgb(23, 45, 65);
/* oklch */ color: oklch(28.9% 0.046 247.5);

Tailwind

colors: {
  custom: {
    50: '#586575',
    500: '#172d41',
    950: '#000000',
  },
}

SCSS

$custom: #172d41;
$custom-light: #586575;
$custom-dark: #000000;

JSON

{
  "hex": "#172d41",
  "rgb": {
    "r": 23,
    "g": 45,
    "b": 65
  },
  "hsl": {
    "h": 208.571,
    "s": 47.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.28917,
    "c": 0.04635,
    "h": 247.5
  },
  "luminance": 0.02441
}

Semantic roles & 50–950 ramp

primary

#172D41

secondary

#78583C

accent

#9150D7

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #172D41

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

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