#1c09b7

Color #1c09b7

A vivid, highly saturated dark blue.

Closest named color Medium Blue #0000cd · ΔE 12.53 Nearest Tailwind class indigo-800 #372aac · ΔE 5.3

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

Conversions

HEX

#1c09b7

RGB

rgb(28, 9, 183)

HSL

hsl(246.6, 90.6%, 37.6%)

HSV / HSB

hsv(246.6, 95.1%, 71.8%)

CMYK

cmyk(84.7%, 95.1%, 0%, 28.2%)

LAB

lab(23.2, 59.93, -81.44)

LCH

lch(23.2, 101.11, 306.35)

OKLCH

oklch(36.5%, 0.2353, 269)

HWB

hwb(246.6, 3.5%, 28.2%)

Harmony colors

Complementary

#a4b709

Analogous

#094db7

#1c09b7

#7309b7

Triadic

#1c09b7

#b71c09

#09b71c

Split-complementary

#1c09b7

#b77309

#4db709

Tetradic

#1c09b7

#b709a4

#a4b709

#09b71c

Square

#1c09b7

#b7094d

#a4b709

#09b773

Shades

Color #1c09b7 mixed toward black.

#170898

#13067a

#0e055b

#09033d

#05021e

Tints

Color #1c09b7 mixed toward white.

#240ce9

#4a35f5

#7767f8

#a49afa

#d2ccfd

Tones

Color #1c09b7 mixed toward gray.

#2717a8

#33269a

#3e348b

#49437d

#55516e

Accessibility

Aa White text on this color

11.85:1

Aa Black text on this color

1.77:1

White text reads better on this background (11.85:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1615a2 · ΔE 2.9

Deuteranopia

#16189c · ΔE 3.9

Tritanopia

#1b8e89 · ΔE 45.8

Achromatopsia

#373737 · ΔE 30.9

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

Code

CSS

background-color: #1c09b7;

Tailwind (arbitrary value)

bg-[#1c09b7]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1c09b7 (#1c09b7) is rgb(28, 9, 183) in RGB.

No, #1c09b7 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 #1c09b7, or check how it holds up for accessibility.

Generate a palette → Check contrast