#172F35#172F35

#172F35 is a dark, muted cyan. Relative luminance 0.025; OKLCH L 28.8% C 0.032 H 215.7°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#172F35
RGB	rgb(23, 47, 53)
HSL	hsl(192, 39%, 15%)
HSV	hsv(192, 57%, 21%)
CMYK	cmyk(56.6%, 11.3%, 0%, 79.2%)
CIE-LAB	lab(17.79, -7.34, -6.74)
CIE-LCH	lch(17.79, 9.96, 222.59°)
OKLab	oklab(28.84% -0.0259 -0.0186)
OKLCH	oklch(28.84% 0.032 215.7)
XYZ	xyz(2.0122, 2.4721, 3.7386)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172F35 #351D17

analogous

#17352C #172F35 #172035

triadic

#172F35 #35172F #2F3517

tetradic

#172F35 #2C1735 #351D17 #203517

square

#172F35 #2C1735 #351D17 #203517

split-complementary

#172F35 #351720 #352C17

monochromatic

#091315 #091315 #172F35 #2A5560 #3C7B8A

Accessibility & contrast

On white

14.05

#172F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#172F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172F35

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172F35	#FFFFFF	#000000	##FFFFFF
##172F35	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2E35

Deuteranopia (green-blind)

#262A35

Tritanopia (blue-blind)

#073131

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #172f35;
/* rgb */ color: rgb(23, 47, 53);
/* oklch */ color: oklch(28.8% 0.032 215.7);

Tailwind

colors: {
  custom: {
    50: '#56676c',
    500: '#172f35',
    950: '#000000',
  },
}

SCSS

$custom: #172f35;
$custom-light: #56676c;
$custom-dark: #000000;

JSON

{
  "hex": "#172f35",
  "rgb": {
    "r": 23,
    "g": 47,
    "b": 53
  },
  "hsl": {
    "h": 192,
    "s": 39.474,
    "l": 14.902
  },
  "oklch": {
    "l": 0.28844,
    "c": 0.03187,
    "h": 215.7
  },
  "luminance": 0.02472
}

Semantic roles & 50–950 ramp

primary

#172F35

secondary

#6B463D

accent

#7058CF

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030606

muted

#787A7A

Preview Lab

Preview with #172F35

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

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