#256cb4

Color #256cb4

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 16.55 Nearest Tailwind class sky-700 #0069a8 · ΔE 3.4

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Conversions

HEX

#256cb4

RGB

rgb(37, 108, 180)

HSL

hsl(210.2, 65.9%, 42.5%)

HSV / HSB

hsv(210.2, 79.4%, 70.6%)

CMYK

cmyk(79.4%, 40%, 0%, 29.4%)

LAB

lab(44.82, 4.16, -44.33)

LCH

lch(44.82, 44.52, 275.36)

OKLCH

oklch(52.5%, 0.1331, 252.19)

HWB

hwb(210.2, 14.5%, 29.4%)

Harmony colors

Complementary

#b46d25

Analogous

#25b3b4

#256cb4

#2525b4

Triadic

#256cb4

#b4256c

#6cb425

Split-complementary

#256cb4

#b42525

#b3b425

Tetradic

#256cb4

#6d25b4

#b46d25

#6cb425

Square

#256cb4

#b425b3

#b46d25

#25b425

Shades

Color #256cb4 mixed toward black.

#1f5a96

#194878

#12365a

#0c243c

#06121e

Tints

Color #256cb4 mixed toward white.

#3484d5

#5d9dde

#85b5e6

#aeceee

#d6e6f7

Tones

Color #256cb4 mixed toward gray.

#316ca8

#3d6c9c

#496c90

#556c84

#606c78

Accessibility

Aa White text on this color

5.41:1

Aa Black text on this color

3.88:1

White text reads better on this background (5.41:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4e4ea6 · ΔE 14.6

Deuteranopia

#4a44a3 · ΔE 17.1

Tritanopia

#2c9a97 · ΔE 29.2

Achromatopsia

#6a6a6a · ΔE 22.3

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

Code

CSS

background-color: #256cb4;

Tailwind (arbitrary value)

bg-[#256cb4]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#256cb4 (#256cb4) is rgb(37, 108, 180) in RGB.

No, #256cb4 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.

Try it → Generators

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 #256cb4, or check how it holds up for accessibility.

Generate a palette → Check contrast