#0c217e

Color #0c217e

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 5.26 Nearest Tailwind class indigo-900 #312c85 · ΔE 4.4

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

Conversions

HEX

#0c217e

RGB

rgb(12, 33, 126)

HSL

hsl(228.9, 82.6%, 27.1%)

HSV / HSB

hsv(228.9, 90.5%, 49.4%)

CMYK

cmyk(90.5%, 73.8%, 0%, 50.6%)

LAB

lab(18.68, 30.87, -53.93)

LCH

lch(18.68, 62.14, 299.79)

OKLCH

oklch(31.1%, 0.1568, 266.01)

HWB

hwb(228.9, 4.7%, 50.6%)

Harmony colors

Complementary

#7e690c

Analogous

#0c5a7e

#0c217e

#300c7e

Triadic

#0c217e

#7e0c21

#217e0c

Split-complementary

#0c217e

#7e300c

#5a7e0c

Tetradic

#0c217e

#690c7e

#7e690c

#217e0c

Square

#0c217e

#7e0c5a

#7e690c

#0c7e30

Shades

Color #0c217e mixed toward black.

#0a1c69

#081654

#06113f

#040b2a

#020615

Tints

Color #0c217e mixed toward white.

#1130b7

#1d43e9

#5572ef

#8ea1f4

#c6d0fa

Tones

Color #0c217e mixed toward gray.

#162775

#1f2d6b

#293362

#323958

#3c3f4f

Accessibility

Aa White text on this color

13.69:1

Aa Black text on this color

1.53:1

White text reads better on this background (13.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171770 · ΔE 3.4

Deuteranopia

#16146c · ΔE 4.3

Tritanopia

#0e6360 · ΔE 34.7

Achromatopsia

#2d2d2d · ΔE 26

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

Code

CSS

background-color: #0c217e;

Tailwind (arbitrary value)

bg-[#0c217e]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#0c217e (#0c217e) is rgb(12, 33, 126) in RGB.

No, #0c217e 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.

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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 #0c217e, or check how it holds up for accessibility.

Generate a palette → Check contrast