#0d377d

Color #0d377d

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.69 Nearest Tailwind class blue-900 #1c398e · ΔE 3.2

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

Conversions

HEX

#0d377d

RGB

rgb(13, 55, 125)

HSL

hsl(217.5, 81.2%, 27.1%)

HSV / HSB

hsv(217.5, 89.6%, 49%)

CMYK

cmyk(89.6%, 56%, 0%, 51%)

LAB

lab(24.63, 15.07, -43.54)

LCH

lch(24.63, 46.07, 289.09)

OKLCH

oklch(35.5%, 0.1275, 260.38)

HWB

hwb(217.5, 5.1%, 51%)

Harmony colors

Complementary

#7d530d

Analogous

#0d6f7d

#0d377d

#1b0d7d

Triadic

#0d377d

#7d0d37

#377d0d

Split-complementary

#0d377d

#7d1b0d

#6f7d0d

Tetradic

#0d377d

#530d7d

#7d530d

#377d0d

Square

#0d377d

#7d0d6f

#7d530d

#0d7d1b

Shades

Color #0d377d mixed toward black.

#0b2e68

#092553

#061c3f

#04122a

#020915

Tints

Color #0d377d mixed toward white.

#1350b5

#1e6ae8

#578fee

#8fb4f3

#c7daf9

Tones

Color #0d377d mixed toward gray.

#163974

#203c6b

#293e61

#324058

#3c434e

Accessibility

Aa White text on this color

11.29:1

Aa Black text on this color

1.86:1

White text reads better on this background (11.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#252671 · ΔE 7.4

Deuteranopia

#23206e · ΔE 9

Tritanopia

#116663 · ΔE 30.2

Achromatopsia

#3a3a3a · ΔE 22.9

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

Code

CSS

background-color: #0d377d;

Tailwind (arbitrary value)

bg-[#0d377d]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#0d377d (#0d377d) is rgb(13, 55, 125) in RGB.

No, #0d377d 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 #0d377d, or check how it holds up for accessibility.

Generate a palette → Check contrast