#175FB3#175FB3

#175FB3 is a mid, vivid cyan. Relative luminance 0.116; OKLCH L 49.1% C 0.150 H 255.7°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#175FB3
RGB	rgb(23, 95, 179)
HSL	hsl(212, 77%, 40%)
HSV	hsv(212, 87%, 70%)
CMYK	cmyk(87.2%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(40.60, 10.82, -50.51)
CIE-LCH	lch(40.60, 51.66, 282.09°)
OKLab	oklab(49.1% -0.037 -0.1452)
OKLCH	oklch(49.1% 0.15 255.7)
XYZ	xyz(12.5792, 11.6196, 44.2189)
Luminance	0.1162 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175FB3 #B36B17

analogous

#17ADB3 #175FB3 #1D17B3

triadic

#175FB3 #B3175F #5FB317

tetradic

#175FB3 #B317AD #B36B17 #17B31D

square

#175FB3 #B317AD #B36B17 #17B31D

split-complementary

#175FB3 #B31D17 #ADB317

monochromatic

#092547 #10427D #175FB3 #247CE3 #5B9DEA

Accessibility & contrast

On white

6.32

#175FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#175FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175FB3

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175FB3	#FFFFFF	#000000	##FFFFFF
##175FB3	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3067B6

Deuteranopia (green-blind)

#0059B1

Tritanopia (blue-blind)

#007380

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #175fb3;
/* rgb */ color: rgb(23, 95, 179);
/* oklch */ color: oklch(49.1% 0.150 255.7);

Tailwind

colors: {
  custom: {
    50: '#728bca',
    500: '#175fb3',
    950: '#000000',
  },
}

SCSS

$custom: #175fb3;
$custom-light: #728bca;
$custom-dark: #000000;

JSON

{
  "hex": "#175fb3",
  "rgb": {
    "r": 23,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 212.308,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.49096,
    "c": 0.14986,
    "h": 255.7
  },
  "luminance": 0.11621
}

Semantic roles & 50–950 ramp

primary

#175FB3

secondary

#CD9758

accent

#9B34F4

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #175FB3

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

Preview Lab → · Contrast checker → · Palette generator →