#1c0cb3

Color #1c0cb3

A vivid, highly saturated dark blue.

Closest named color Medium Blue #0000cd · ΔE 15.08 Nearest Tailwind class indigo-800 #372aac · ΔE 5.2

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

Conversions

HEX

#1c0cb3

RGB

rgb(28, 12, 179)

HSL

hsl(245.7, 87.4%, 37.5%)

HSV / HSB

hsv(245.7, 93.3%, 70.2%)

CMYK

cmyk(84.4%, 93.3%, 0%, 29.8%)

LAB

lab(22.87, 58.16, -79.6)

LCH

lch(22.87, 98.58, 306.15)

OKLCH

oklch(36.2%, 0.2301, 269.2)

HWB

hwb(245.7, 4.7%, 29.8%)

Harmony colors

Complementary

#a3b30c

Analogous

#0c50b3

#1c0cb3

#700cb3

Triadic

#1c0cb3

#b31c0c

#0cb31c

Split-complementary

#1c0cb3

#b3700c

#50b30c

Tetradic

#1c0cb3

#b30ca3

#a3b30c

#0cb31c

Square

#1c0cb3

#b30c50

#a3b30c

#0cb370

Shades

Color #1c0cb3 mixed toward black.

#170a95

#130877

#0e065a

#09043c

#05021e

Tints

Color #1c0cb3 mixed toward white.

#240fe5

#4a38f2

#776af5

#a49bf8

#d2cdfc

Tones

Color #1c0cb3 mixed toward gray.

#271aa5

#322897

#3e3689

#49447b

#54526e

Accessibility

Aa White text on this color

11.98:1

Aa Black text on this color

1.75:1

White text reads better on this background (11.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#16169e · ΔE 3

Deuteranopia

#171899 · ΔE 3.7

Tritanopia

#1b8b86 · ΔE 45.1

Achromatopsia

#373737 · ΔE 30.6

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

Code

CSS

background-color: #1c0cb3;

Tailwind (arbitrary value)

bg-[#1c0cb3]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1c0cb3 (#1c0cb3) is rgb(28, 12, 179) in RGB.

No, #1c0cb3 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.

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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 #1c0cb3, or check how it holds up for accessibility.

Generate a palette → Check contrast