#175AA1#175AA1

#175AA1 is a mid, vivid cyan. Relative luminance 0.101; OKLCH L 46.7% C 0.132 H 253.8°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#175AA1
RGB	rgb(23, 90, 161)
HSL	hsl(211, 75%, 36%)
HSV	hsv(211, 86%, 63%)
CMYK	cmyk(85.7%, 44.1%, 0%, 36.9%)
CIE-LAB	lab(37.96, 6.86, -44.10)
CIE-LCH	lch(37.96, 44.63, 278.85°)
OKLab	oklab(46.67% -0.0367 -0.1265)
OKLCH	oklch(46.67% 0.132 253.8)
XYZ	xyz(10.4401, 10.0664, 35.1041)
Luminance	0.1007 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175AA1 #A15E17

analogous

#179FA1 #175AA1 #1917A1

triadic

#175AA1 #A1175A #5AA117

tetradic

#175AA1 #A1179F #A15E17 #17A119

square

#175AA1 #A1179F #A15E17 #17A119

split-complementary

#175AA1 #A11917 #9FA117

monochromatic

#081E36 #0F3C6B #175AA1 #1F78D7 #4D97E6

Accessibility & contrast

On white

6.97

#175AA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#175AA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175AA1

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175AA1	#FFFFFF	#000000	##FFFFFF
##175AA1	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3560A4

Deuteranopia (green-blind)

#1954A0

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #175aa1;
/* rgb */ color: rgb(23, 90, 161);
/* oklch */ color: oklch(46.7% 0.132 253.8);

Tailwind

colors: {
  custom: {
    50: '#6e88bd',
    500: '#175aa1',
    950: '#000000',
  },
}

SCSS

$custom: #175aa1;
$custom-light: #6e88bd;
$custom-dark: #000000;

JSON

{
  "hex": "#175aa1",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 161
  },
  "hsl": {
    "h": 210.87,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.46674,
    "c": 0.1317,
    "h": 253.8
  },
  "luminance": 0.10068
}

Semantic roles & 50–950 ramp

primary

#175AA1

secondary

#C78C4C

accent

#9736F2

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #175AA1

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

Preview Lab → · Contrast checker → · Palette generator →