#175a86

Color #175a86

A vivid, highly saturated dark blue.

Closest named color Steel Blue #4682b4 · ΔE 16.19 Nearest Tailwind class sky-800 #00598a · ΔE 1

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Conversions

HEX

#175a86

RGB

rgb(23, 90, 134)

HSL

hsl(203.8, 70.7%, 30.8%)

HSV / HSB

hsv(203.8, 82.8%, 52.5%)

CMYK

cmyk(82.8%, 32.8%, 0%, 47.5%)

LAB

lab(36.39, -3.91, -30.29)

LCH

lch(36.39, 30.54, 262.64)

OKLCH

oklch(44.9%, 0.0966, 242.9)

HWB

hwb(203.8, 9%, 47.5%)

Harmony colors

Complementary

#864317

Analogous

#17867b

#175a86

#172286

Triadic

#175a86

#86175a

#5a8617

Split-complementary

#175a86

#861722

#867b17

Tetradic

#175a86

#431786

#864317

#5a8617

Square

#175a86

#7b1786

#864317

#228617

Shades

Color #175a86 mixed toward black.

#134b70

#0f3c59

#0c2d43

#081e2d

#040f16

Tints

Color #175a86 mixed toward white.

#207cb8

#369bdd

#68b4e5

#9bcdee

#cde6f6

Tones

Color #175a86 mixed toward gray.

#20587d

#2a5674

#33546a

#3c5261

#455058

Accessibility

Aa White text on this color

7.39:1

Aa Black text on this color

2.84:1

White text reads better on this background (7.39:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f7d · ΔE 15.1

Deuteranopia

#3b367b · ΔE 17

Tritanopia

#1e7574 · ΔE 20.7

Achromatopsia

#565656 · ΔE 18.2

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

Code

CSS

background-color: #175a86;

Tailwind (arbitrary value)

bg-[#175a86]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#175a86 (#175a86) is rgb(23, 90, 134) in RGB.

No, #175a86 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.

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Contrast Checker

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

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Palette Generator

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

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Build something with this color

Generate a full palette from #175a86, or check how it holds up for accessibility.

Generate a palette → Check contrast