#1c58ab

Color #1c58ab

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 17.1 Nearest Tailwind class sky-800 #00598a · ΔE 6.4

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

Conversions

HEX

#1c58ab

RGB

rgb(28, 88, 171)

HSL

hsl(214.8, 71.9%, 39%)

HSV / HSB

hsv(214.8, 83.6%, 67.1%)

CMYK

cmyk(83.6%, 48.5%, 0%, 32.9%)

LAB

lab(38.14, 12.63, -49.76)

LCH

lch(38.14, 51.34, 284.24)

OKLCH

oklch(47.1%, 0.1464, 257.82)

HWB

hwb(214.8, 11%, 32.9%)

Harmony colors

Complementary

#ab6f1c

Analogous

#1ca0ab

#1c58ab

#271cab

Triadic

#1c58ab

#ab1c58

#58ab1c

Split-complementary

#1c58ab

#ab271c

#a0ab1c

Tetradic

#1c58ab

#6f1cab

#ab6f1c

#58ab1c

Square

#1c58ab

#ab1ca0

#ab6f1c

#1cab27

Shades

Color #1c58ab mixed toward black.

#17498e

#133b72

#0e2c55

#091d39

#050f1c

Tints

Color #1c58ab mixed toward white.

#236fd8

#4d8be2

#79a8e9

#a6c5f0

#d2e2f8

Tones

Color #1c58ab mixed toward gray.

#285a9f

#345c93

#405e87

#4c607b

#58626f

Accessibility

Aa White text on this color

6.92:1

Aa Black text on this color

3.03:1

White text reads better on this background (6.92:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3e3f9c · ΔE 11

Deuteranopia

#3b3698 · ΔE 13.4

Tritanopia

#228f8b · ΔE 33

Achromatopsia

#5a5a5a · ΔE 23.9

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

Code

CSS

background-color: #1c58ab;

Tailwind (arbitrary value)

bg-[#1c58ab]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#1c58ab (#1c58ab) is rgb(28, 88, 171) in RGB.

No, #1c58ab 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.

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Build something with this color

Generate a full palette from #1c58ab, or check how it holds up for accessibility.

Generate a palette → Check contrast