#1e3051

Color #1e3051

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 18.34 Nearest Tailwind class slate-800 #1d293d · ΔE 5.1

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Conversions

HEX

#1e3051

RGB

rgb(30, 48, 81)

HSL

hsl(218.8, 45.9%, 21.8%)

HSV / HSB

hsv(218.8, 63%, 31.8%)

CMYK

cmyk(63%, 40.7%, 0%, 68.2%)

LAB

lab(19.98, 4.28, -22.42)

LCH

lch(19.98, 22.82, 280.81)

OKLCH

oklch(31.2%, 0.0642, 261.67)

HWB

hwb(218.8, 11.8%, 68.2%)

Harmony colors

Complementary

#513f1e

Analogous

#1e4a51

#1e3051

#261e51

Triadic

#1e3051

#511e30

#30511e

Split-complementary

#1e3051

#51261e

#4a511e

Tetradic

#1e3051

#3f1e51

#513f1e

#30511e

Square

#1e3051

#511e4a

#513f1e

#1e5126

Shades

Color #1e3051 mixed toward black.

#192844

#142036

#0f1829

#0a101b

#05080e

Tints

Color #1e3051 mixed toward white.

#304d82

#426ab2

#6e8ec9

#9eb4db

#cfd9ed

Tones

Color #1e3051 mixed toward gray.

#22314d

#273349

#2b3444

#2f3540

#33363c

Accessibility

Aa White text on this color

13.15:1

Aa Black text on this color

1.6:1

White text reads better on this background (13.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#27274b · ΔE 6.3

Deuteranopia

#262449 · ΔE 7.2

Tritanopia

#1f4544 · ΔE 20.9

Achromatopsia

#303030 · ΔE 15.3

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

Code

CSS

background-color: #1e3051;

Tailwind (arbitrary value)

bg-[#1e3051]

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

#1e3051 (#1e3051) is rgb(30, 48, 81) in RGB.

No, #1e3051 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.

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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 #1e3051, or check how it holds up for accessibility.

Generate a palette → Check contrast