#0b3f95

Color #0b3f95

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.7 Nearest Tailwind class blue-900 #1c398e · ΔE 2.7

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

Conversions

HEX

#0b3f95

RGB

rgb(11, 63, 149)

HSL

hsl(217.4, 86.3%, 31.4%)

HSV / HSB

hsv(217.4, 92.6%, 58.4%)

CMYK

cmyk(92.6%, 57.7%, 0%, 41.6%)

LAB

lab(28.89, 19.42, -51.52)

LCH

lch(28.89, 55.06, 290.65)

OKLCH

oklch(39.4%, 0.151, 260.55)

HWB

hwb(217.4, 4.3%, 41.6%)

Harmony colors

Complementary

#95610b

Analogous

#0b8495

#0b3f95

#1c0b95

Triadic

#0b3f95

#950b3f

#3f950b

Split-complementary

#0b3f95

#951c0b

#84950b

Tetradic

#0b3f95

#610b95

#95610b

#3f950b

Square

#0b3f95

#950b84

#95610b

#0b951c

Shades

Color #0b3f95 mixed toward black.

#09357c

#072a63

#05204b

#041532

#020b19

Tints

Color #0b3f95 mixed toward white.

#0f56cb

#2672ef

#5c95f3

#92b8f7

#c9dcfb

Tones

Color #0b3f95 mixed toward gray.

#16428a

#22457e

#2e4873

#394a67

#454d5c

Accessibility

Aa White text on this color

9.73:1

Aa Black text on this color

2.16:1

White text reads better on this background (9.73:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2b86 · ΔE 8

Deuteranopia

#272483 · ΔE 9.7

Tritanopia

#117976 · ΔE 33.6

Achromatopsia

#444444 · ΔE 24.7

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

Code

CSS

background-color: #0b3f95;

Tailwind (arbitrary value)

bg-[#0b3f95]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Royal Blue #4169e1

Dodger Blue #1e90ff

Frequently asked questions

#0b3f95 (#0b3f95) is rgb(11, 63, 149) in RGB.

No, #0b3f95 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 #0b3f95, or check how it holds up for accessibility.

Generate a palette → Check contrast