#2257b6

Color #2257b6

A moderately saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 15.74 Nearest Tailwind class sky-800 #00598a · ΔE 8.1

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

Conversions

HEX

#2257b6

RGB

rgb(34, 87, 182)

HSL

hsl(218.5, 68.5%, 42.4%)

HSV / HSB

hsv(218.5, 81.3%, 71.4%)

CMYK

cmyk(81.3%, 52.2%, 0%, 28.6%)

LAB

lab(38.78, 18.2, -55.21)

LCH

lch(38.78, 58.13, 288.24)

OKLCH

oklch(47.8%, 0.1611, 261)

HWB

hwb(218.5, 13.3%, 28.6%)

Harmony colors

Complementary

#b68122

Analogous

#22a1b6

#2257b6

#3722b6

Triadic

#2257b6

#b62257

#57b622

Split-complementary

#2257b6

#b63722

#a1b622

Tetradic

#2257b6

#8122b6

#b68122

#57b622

Square

#2257b6

#b622a1

#b68122

#22b637

Shades

Color #2257b6 mixed toward black.

#1c4998

#173a79

#112c5b

#0b1d3d

#060f1e

Tints

Color #2257b6 mixed toward white.

#316dd8

#5a8ae0

#83a7e8

#adc5f0

#d6e2f7

Tones

Color #2257b6 mixed toward gray.

#2e5baa

#3b5e9d

#476291

#536585

#606978

Accessibility

Aa White text on this color

6.76:1

Aa Black text on this color

3.11:1

White text reads better on this background (6.76:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3f40a5 · ΔE 9.6

Deuteranopia

#3c38a1 · ΔE 11.6

Tritanopia

#279693 · ΔE 35.4

Achromatopsia

#5b5b5b · ΔE 25.3

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

Code

CSS

background-color: #2257b6;

Tailwind (arbitrary value)

bg-[#2257b6]

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

#2257b6 (#2257b6) is rgb(34, 87, 182) in RGB.

No, #2257b6 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.

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.

Try it →

Build something with this color

Generate a full palette from #2257b6, or check how it holds up for accessibility.

Generate a palette → Check contrast