#1212c9

Color #1212c9

A vivid, highly saturated medium blue.

Closest named color Medium Blue #0000cd · ΔE 6.56 Nearest Tailwind class indigo-800 #372aac · ΔE 5.1

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Conversions

HEX

#1212c9

RGB

rgb(18, 18, 201)

HSL

hsl(240, 83.6%, 42.9%)

HSV / HSB

hsv(240, 91%, 78.8%)

CMYK

cmyk(91%, 91%, 0%, 21.2%)

LAB

lab(26.09, 62.28, -87.28)

LCH

lch(26.09, 107.22, 305.51)

OKLCH

oklch(39.1%, 0.2529, 266.26)

HWB

hwb(240, 7.1%, 21.2%)

Harmony colors

Complementary

#c9c912

Analogous

#126dc9

#1212c9

#6d12c9

Triadic

#1212c9

#c91212

#12c912

Split-complementary

#1212c9

#c96d12

#6dc912

Tetradic

#1212c9

#c912c9

#c9c912

#12c912

Square

#1212c9

#c9126d

#c9c912

#12c96d

Shades

Color #1212c9 mixed toward black.

#0f0fa7

#0c0c86

#090964

#060643

#030321

Tints

Color #1212c9 mixed toward white.

#2020eb

#4d4def

#7979f3

#a6a6f7

#d2d2fb

Tones

Color #1212c9 mixed toward gray.

#2121ba

#3030aa

#40409b

#4f4f8c

#5e5e7d

Accessibility

Aa White text on this color

10.74:1

Aa Black text on this color

1.96:1

White text reads better on this background (10.74:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1212b2 · ΔE 3

Deuteranopia

#1212ac · ΔE 3.7

Tritanopia

#129c97 · ΔE 48.5

Achromatopsia

#3e3e3e · ΔE 31.4

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

Code

CSS

background-color: #1212c9;

Tailwind (arbitrary value)

bg-[#1212c9]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1212c9 (#1212c9) is rgb(18, 18, 201) in RGB.

No, #1212c9 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 #1212c9, or check how it holds up for accessibility.

Generate a palette → Check contrast