#175AA0#175AA0

#175AA0 is a mid, vivid cyan. Relative luminance 0.100; OKLCH L 46.6% C 0.130 H 253.5°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#175AA0
RGB	rgb(23, 90, 160)
HSL	hsl(211, 75%, 36%)
HSV	hsv(211, 86%, 63%)
CMYK	cmyk(85.6%, 43.7%, 0%, 37.3%)
CIE-LAB	lab(37.90, 6.46, -43.61)
CIE-LCH	lch(37.90, 44.08, 278.43°)
OKLab	oklab(46.6% -0.0369 -0.125)
OKLCH	oklch(46.6% 0.13 253.5)
XYZ	xyz(10.3523, 10.0312, 34.6415)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175AA0 #A05D17

analogous

#179EA0 #175AA0 #1917A0

triadic

#175AA0 #A0175A #5AA017

tetradic

#175AA0 #A0179E #A05D17 #17A019

square

#175AA0 #A0179E #A05D17 #17A019

split-complementary

#175AA0 #A01917 #9EA017

monochromatic

#081E35 #0F3C6A #175AA0 #1F78D6 #4C97E5

Accessibility & contrast

On white

6.98

#175AA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#175AA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175AA0

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175AA0	#FFFFFF	#000000	##FFFFFF
##175AA0	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3660A3

Deuteranopia (green-blind)

#1B549F

Tritanopia (blue-blind)

#006B75

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #175aa0;
/* rgb */ color: rgb(23, 90, 160);
/* oklch */ color: oklch(46.6% 0.130 253.5);

Tailwind

colors: {
  custom: {
    50: '#6e88bc',
    500: '#175aa0',
    950: '#000000',
  },
}

SCSS

$custom: #175aa0;
$custom-light: #6e88bc;
$custom-dark: #000000;

JSON

{
  "hex": "#175aa0",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 160
  },
  "hsl": {
    "h": 210.657,
    "s": 74.863,
    "l": 35.882
  },
  "oklch": {
    "l": 0.46604,
    "c": 0.13036,
    "h": 253.5
  },
  "luminance": 0.10033
}

Semantic roles & 50–950 ramp

primary

#175AA0

secondary

#C78B4C

accent

#9636F1

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080B12

muted

#7B7C81

Preview Lab

Preview with #175AA0

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

Preview Lab → · Contrast checker → · Palette generator →