#153d79

Color #153d79

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 17.23 Nearest Tailwind class blue-900 #1c398e · ΔE 4.5

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

Conversions

HEX

#153d79

RGB

rgb(21, 61, 121)

HSL

hsl(216, 70.4%, 27.8%)

HSV / HSB

hsv(216, 82.6%, 47.5%)

CMYK

cmyk(82.6%, 49.6%, 0%, 52.5%)

LAB

lab(26.38, 9.87, -38.18)

LCH

lch(26.38, 39.44, 284.49)

OKLCH

oklch(36.8%, 0.1118, 258.76)

HWB

hwb(216, 8.2%, 52.5%)

Harmony colors

Complementary

#795115

Analogous

#156f79

#153d79

#1f1579

Triadic

#153d79

#79153d

#3d7915

Split-complementary

#153d79

#791f15

#6f7915

Tetradic

#153d79

#511579

#795115

#3d7915

Square

#153d79

#79156f

#795115

#15791f

Shades

Color #153d79 mixed toward black.

#113365

#0e2951

#0a1e3c

#071428

#030a14

Tints

Color #153d79 mixed toward white.

#1e57ad

#2e73db

#6296e4

#96b9ed

#cbdcf6

Tones

Color #153d79 mixed toward gray.

#1d3f70

#264068

#2e4260

#364458

#3f454f

Accessibility

Aa White text on this color

10.63:1

Aa Black text on this color

1.98:1

White text reads better on this background (10.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2c6e · ΔE 8.2

Deuteranopia

#29266b · ΔE 9.8

Tritanopia

#196462 · ΔE 27.2

Achromatopsia

#3e3e3e · ΔE 21.1

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

Code

CSS

background-color: #153d79;

Tailwind (arbitrary value)

bg-[#153d79]

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

#153d79 (#153d79) is rgb(21, 61, 121) in RGB.

No, #153d79 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.

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 #153d79, or check how it holds up for accessibility.

Generate a palette → Check contrast