#175bab

Color #175bab

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 18.89 Nearest Tailwind class sky-800 #00598a · ΔE 5.8

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#175bab

RGB

rgb(23, 91, 171)

HSL

hsl(212.4, 76.3%, 38%)

HSV / HSB

hsv(212.4, 86.5%, 67.1%)

CMYK

cmyk(86.5%, 46.8%, 0%, 32.9%)

LAB

lab(38.9, 10.23, -48.53)

LCH

lch(38.9, 49.6, 281.9)

OKLCH

oklch(47.6%, 0.1439, 255.72)

HWB

hwb(212.4, 9%, 32.9%)

Harmony colors

Complementary

#ab6717

Analogous

#17a5ab

#175bab

#1d17ab

Triadic

#175bab

#ab175b

#5bab17

Split-complementary

#175bab

#ab1d17

#a5ab17

Tetradic

#175bab

#6717ab

#ab6717

#5bab17

Square

#175bab

#ab17a5

#ab6717

#17ab1d

Shades

Color #175bab mixed toward black.

#134c8e

#0f3d72

#0b2d55

#081e39

#040f1c

Tints

Color #175bab mixed toward white.

#1d74d9

#458fe6

#74abec

#a2c7f3

#d1e3f9

Tones

Color #175bab mixed toward gray.

#235c9f

#305d92

#3c5e86

#485f7a

#55606d

Accessibility

Aa White text on this color

6.73:1

Aa Black text on this color

3.12:1

White text reads better on this background (6.73:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3f409c · ΔE 12.2

Deuteranopia

#3c3699 · ΔE 14.8

Tritanopia

#1f8f8c · ΔE 31.8

Achromatopsia

#5c5c5c · ΔE 23.5

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #175bab;

Tailwind (arbitrary value)

bg-[#175bab]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#175bab (#175bab) is rgb(23, 91, 171) in RGB.

No, #175bab is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #175bab, or check how it holds up for accessibility.

Generate a palette → Check contrast