#175DA0#175DA0

#175DA0 is a mid, vivid cyan. Relative luminance 0.105; OKLCH L 47.3% C 0.127 H 251.9°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#175DA0
RGB	rgb(23, 93, 160)
HSL	hsl(209, 75%, 36%)
HSV	hsv(209, 86%, 63%)
CMYK	cmyk(85.6%, 41.9%, 0%, 37.3%)
CIE-LAB	lab(38.81, 4.51, -42.15)
CIE-LCH	lch(38.81, 42.39, 276.11°)
OKLab	oklab(47.31% -0.0394 -0.1207)
OKLCH	oklch(47.31% 0.127 251.9)
XYZ	xyz(10.6105, 10.5476, 34.7275)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175DA0 #A05A17

analogous

#17A09E #175DA0 #1719A0

triadic

#175DA0 #A0175D #5DA017

tetradic

#175DA0 #9E17A0 #A05A17 #19A017

square

#175DA0 #9E17A0 #A05A17 #19A017

split-complementary

#175DA0 #A01719 #A09E17

monochromatic

#081F35 #0F3E6A #175DA0 #1F7CD6 #4C9AE5

Accessibility & contrast

On white

6.75

#175DA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#175DA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175DA0

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175DA0	#FFFFFF	#000000	##FFFFFF
##175DA0	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C62A3

Deuteranopia (green-blind)

#23569F

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #175da0;
/* rgb */ color: rgb(23, 93, 160);
/* oklch */ color: oklch(47.3% 0.127 251.9);

Tailwind

colors: {
  custom: {
    50: '#6e8abc',
    500: '#175da0',
    950: '#000000',
  },
}

SCSS

$custom: #175da0;
$custom-light: #6e8abc;
$custom-dark: #000000;

JSON

{
  "hex": "#175da0",
  "rgb": {
    "r": 23,
    "g": 93,
    "b": 160
  },
  "hsl": {
    "h": 209.343,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.47313,
    "c": 0.12695,
    "h": 251.9
  },
  "luminance": 0.10549
}

Semantic roles & 50–950 ramp

primary

#175DA0

secondary

#C7884C

accent

#9236F1

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #175DA0

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

Preview Lab → · Contrast checker → · Palette generator →