#063d97

Color #063d97

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.6 Nearest Tailwind class blue-900 #1c398e · ΔE 2.3

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

Conversions

HEX

#063d97

RGB

rgb(6, 61, 151)

HSL

hsl(217.2, 92.4%, 30.8%)

HSV / HSB

hsv(217.2, 96%, 59.2%)

CMYK

cmyk(96%, 59.6%, 0%, 40.8%)

LAB

lab(28.41, 21.4, -53.54)

LCH

lch(28.41, 57.66, 291.79)

OKLCH

oklch(39%, 0.1571, 260.69)

HWB

hwb(217.2, 2.4%, 40.8%)

Harmony colors

Complementary

#976006

Analogous

#068697

#063d97

#170697

Triadic

#063d97

#97063d

#3d9706

Split-complementary

#063d97

#971706

#869706

Tetradic

#063d97

#600697

#976006

#3d9706

Square

#063d97

#970686

#976006

#069717

Shades

Color #063d97 mixed toward black.

#05337e

#042965

#031f4c

#021432

#010a19

Tints

Color #063d97 mixed toward white.

#0854d0

#1d6ff6

#5593f8

#8eb7fb

#c6dbfd

Tones

Color #063d97 mixed toward gray.

#12408b

#1e437f

#2a4673

#364967

#424c5b

Accessibility

Aa White text on this color

9.9:1

Aa Black text on this color

2.12:1

White text reads better on this background (9.9:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282888 · ΔE 8

Deuteranopia

#252184 · ΔE 9.7

Tritanopia

#0d7a77 · ΔE 34.4

Achromatopsia

#434343 · ΔE 25.2

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

Code

CSS

background-color: #063d97;

Tailwind (arbitrary value)

bg-[#063d97]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#063d97 (#063d97) is rgb(6, 61, 151) in RGB.

No, #063d97 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.

Try it → Generators

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 #063d97, or check how it holds up for accessibility.

Generate a palette → Check contrast