#17475D#17475D

#17475D is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 37.6% C 0.063 H 231.9°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#17475D
RGB	rgb(23, 71, 93)
HSL	hsl(199, 60%, 23%)
HSV	hsv(199, 75%, 36%)
CMYK	cmyk(75.3%, 23.7%, 0%, 63.5%)
CIE-LAB	lab(28.06, -7.93, -17.67)
CIE-LCH	lch(28.06, 19.36, 245.83°)
OKLab	oklab(37.64% -0.0389 -0.0496)
OKLCH	oklch(37.64% 0.063 231.9)
XYZ	xyz(4.5816, 5.4784, 11.1698)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17475D #5D2D17

analogous

#175D50 #17475D #17245D

triadic

#17475D #5D1747 #475D17

tetradic

#17475D #50175D #5D2D17 #245D17

square

#17475D #50175D #5D2D17 #245D17

split-complementary

#17475D #5D1724 #5D5017

monochromatic

#061319 #0B222C #17475D #236C8E #2F92BF

Accessibility & contrast

On white

10.02

#17475D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#17475D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17475D

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17475D	#FFFFFF	#000000	##FFFFFF
##17475D	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C465E

Deuteranopia (green-blind)

#323F5D

Tritanopia (blue-blind)

#004D4E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #17475d;
/* rgb */ color: rgb(23, 71, 93);
/* oklch */ color: oklch(37.6% 0.063 231.9);

Tailwind

colors: {
  custom: {
    50: '#5e7a8b',
    500: '#17475d',
    950: '#000000',
  },
}

SCSS

$custom: #17475d;
$custom-light: #5e7a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#17475d",
  "rgb": {
    "r": 23,
    "g": 71,
    "b": 93
  },
  "hsl": {
    "h": 198.857,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.37636,
    "c": 0.06306,
    "h": 231.9
  },
  "luminance": 0.05479
}

Semantic roles & 50–950 ramp

primary

#17475D

secondary

#94583C

accent

#7644E3

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #17475D

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

Preview Lab → · Contrast checker → · Palette generator →