#00299e

Color #00299e

A vivid, highly saturated dark blue.

Closest named color Navy #000080 · ΔE 14.82 Nearest Tailwind class indigo-800 #372aac · ΔE 4.6

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

Conversions

HEX

#00299e

RGB

rgb(0, 41, 158)

HSL

hsl(224.4, 100%, 31%)

HSV / HSB

hsv(224.4, 100%, 62%)

CMYK

cmyk(100%, 74.1%, 0%, 38%)

LAB

lab(23.85, 37.45, -65.31)

LCH

lch(23.85, 75.29, 299.83)

OKLCH

oklch(35.8%, 0.1908, 263.5)

HWB

hwb(224.4, 0%, 38%)

Harmony colors

Complementary

#9e7500

Analogous

#00789e

#00299e

#26009e

Triadic

#00299e

#9e0029

#299e00

Split-complementary

#00299e

#9e2600

#789e00

Tetradic

#00299e

#75009e

#9e7500

#299e00

Square

#00299e

#9e0078

#9e7500

#009e26

Shades

Color #00299e mixed toward black.

#002284

#001b69

#00154f

#000e35

#00071a

Tints

Color #00299e mixed toward white.

#0038d9

#1451ff

#4f7dff

#8aa8ff

#c4d4ff

Tones

Color #00299e mixed toward gray.

#0d2f91

#1a3684

#283c77

#354269

#42495c

Accessibility

Aa White text on this color

11.6:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.6:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#19198d · ΔE 4.7

Deuteranopia

#171388 · ΔE 6

Tritanopia

#047d79 · ΔE 39.7

Achromatopsia

#393939 · ΔE 28

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

Code

CSS

background-color: #00299e;

Tailwind (arbitrary value)

bg-[#00299e]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#00299e (#00299e) is rgb(0, 41, 158) in RGB.

No, #00299e 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.

Try it → Accessibility

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 #00299e, or check how it holds up for accessibility.

Generate a palette → Check contrast