#170a91

Color #170a91

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 3.37 Nearest Tailwind class violet-900 #4d179a · ΔE 6.6

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

Conversions

HEX

#170a91

RGB

rgb(23, 10, 145)

HSL

hsl(245.8, 87.1%, 30.4%)

HSV / HSB

hsv(245.8, 93.1%, 56.9%)

CMYK

cmyk(84.1%, 93.1%, 0%, 43.1%)

LAB

lab(17.66, 49.14, -67.56)

LCH

lch(17.66, 83.54, 306.03)

OKLCH

oklch(31.2%, 0.1953, 269.97)

HWB

hwb(245.8, 3.9%, 43.1%)

Harmony colors

Complementary

#84910a

Analogous

#0a4091

#170a91

#5b0a91

Triadic

#170a91

#91170a

#0a9117

Split-complementary

#170a91

#915b0a

#40910a

Tetradic

#170a91

#910a84

#84910a

#0a9117

Square

#170a91

#910a40

#84910a

#0a915b

Shades

Color #170a91 mixed toward black.

#130879

#0f0761

#0c0549

#080330

#040218

Tints

Color #170a91 mixed toward white.

#200ec8

#3622f0

#6859f4

#9a90f7

#cdc8fb

Tones

Color #170a91 mixed toward gray.

#201586

#29217b

#322c6f

#3b3764

#444259

Accessibility

Aa White text on this color

14.11:1

Aa Black text on this color

1.49:1

White text reads better on this background (14.11:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#121280 · ΔE 2.8

Deuteranopia

#13147b · ΔE 3.7

Tritanopia

#16706c · ΔE 39.8

Achromatopsia

#2b2b2b · ΔE 29

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

Code

CSS

background-color: #170a91;

Tailwind (arbitrary value)

bg-[#170a91]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#170a91 (#170a91) is rgb(23, 10, 145) in RGB.

No, #170a91 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #170a91, or check how it holds up for accessibility.

Generate a palette → Check contrast