#175F8F#175F8F

#175F8F is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.7% C 0.103 H 243.6°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#175F8F
RGB	rgb(23, 95, 143)
HSL	hsl(204, 72%, 33%)
HSV	hsv(204, 84%, 56%)
CMYK	cmyk(83.9%, 33.6%, 0%, 43.9%)
CIE-LAB	lab(38.46, -3.51, -32.50)
CIE-LCH	lch(38.46, 32.69, 263.84°)
OKLab	oklab(46.73% -0.0458 -0.0923)
OKLCH	oklch(46.73% 0.103 243.6)
XYZ	xyz(9.4015, 10.3486, 27.4832)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175F8F #8F4717

analogous

#178F83 #175F8F #17238F

triadic

#175F8F #8F175F #5F8F17

tetradic

#175F8F #83178F #8F4717 #238F17

square

#175F8F #83178F #8F4717 #238F17

split-complementary

#175F8F #8F1723 #8F8317

monochromatic

#061926 #0F3C5A #175F8F #1F82C4 #40A0E0

Accessibility & contrast

On white

6.84

#175F8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#175F8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175F8F

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175F8F	#FFFFFF	#000000	##FFFFFF
##175F8F	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#486091

Deuteranopia (green-blind)

#38568E

Tritanopia (blue-blind)

#006B70

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #175f8f;
/* rgb */ color: rgb(23, 95, 143);
/* oklch */ color: oklch(46.7% 0.103 243.6);

Tailwind

colors: {
  custom: {
    50: '#6a8cb0',
    500: '#175f8f',
    950: '#000000',
  },
}

SCSS

$custom: #175f8f;
$custom-light: #6a8cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#175f8f",
  "rgb": {
    "r": 23,
    "g": 95,
    "b": 143
  },
  "hsl": {
    "h": 204,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.46726,
    "c": 0.10311,
    "h": 243.6
  },
  "luminance": 0.1035
}

Semantic roles & 50–950 ramp

primary

#175F8F

secondary

#C17441

accent

#8239EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #175F8F

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

Preview Lab → · Contrast checker → · Palette generator →