#1d3d6b

Color #1d3d6b

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 24.04 Nearest Tailwind class blue-900 #1c398e · ΔE 6

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Conversions

HEX

#1d3d6b

RGB

rgb(29, 61, 107)

HSL

hsl(215.4, 57.4%, 26.7%)

HSV / HSB

hsv(215.4, 72.9%, 42%)

CMYK

cmyk(72.9%, 43%, 0%, 58%)

LAB

lab(25.74, 5.25, -30.29)

LCH

lch(25.74, 30.74, 279.83)

OKLCH

oklch(36.1%, 0.0884, 257.72)

HWB

hwb(215.4, 11.4%, 58%)

Harmony colors

Complementary

#6b4b1d

Analogous

#1d646b

#1d3d6b

#241d6b

Triadic

#1d3d6b

#6b1d3d

#3d6b1d

Split-complementary

#1d3d6b

#6b241d

#646b1d

Tetradic

#1d3d6b

#4b1d6b

#6b4b1d

#3d6b1d

Square

#1d3d6b

#6b1d64

#6b4b1d

#1d6b24

Shades

Color #1d3d6b mixed toward black.

#183359

#132947

#0f1f36

#0a1424

#050a12

Tints

Color #1d3d6b mixed toward white.

#2a599c

#3b76ca

#6c98d7

#9dbae4

#ceddf2

Tones

Color #1d3d6b mixed toward gray.

#243e65

#2a3f5e

#314158

#374251

#3e434b

Accessibility

Aa White text on this color

10.87:1

Aa Black text on this color

1.93:1

White text reads better on this background (10.87:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2e2e62 · ΔE 8.3

Deuteranopia

#2c2960 · ΔE 9.5

Tritanopia

#1f5b59 · ΔE 24

Achromatopsia

#3d3d3d · ΔE 18.3

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

Code

CSS

background-color: #1d3d6b;

Tailwind (arbitrary value)

bg-[#1d3d6b]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#1d3d6b (#1d3d6b) is rgb(29, 61, 107) in RGB.

No, #1d3d6b 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 #1d3d6b, or check how it holds up for accessibility.

Generate a palette → Check contrast