#648daa

Color #648daa

A muted medium blue.

Closest named color Light Slate Gray #778899 · ΔE 9.6 Nearest Tailwind class cyan-600 #0092b8 · ΔE 8.5

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

Conversions

HEX

#648daa

RGB

rgb(100, 141, 170)

HSL

hsl(204.9, 29.2%, 52.9%)

HSV / HSB

hsv(204.9, 41.2%, 66.7%)

CMYK

cmyk(41.2%, 17.1%, 0%, 33.3%)

LAB

lab(56.74, -6.39, -19.73)

LCH

lch(56.74, 20.74, 252.05)

OKLCH

oklch(62.4%, 0.063, 239.82)

HWB

hwb(204.9, 39.2%, 33.3%)

Harmony colors

Complementary

#aa8164

Analogous

#64aaa4

#648daa

#646aaa

Triadic

#648daa

#aa648d

#8daa64

Split-complementary

#648daa

#aa646a

#aaa464

Tetradic

#648daa

#8164aa

#aa8164

#8daa64

Square

#648daa

#a464aa

#aa8164

#6aaa64

Shades

Color #648daa mixed toward black.

#507691

#405e74

#304757

#202f3a

#10181d

Tints

Color #648daa mixed toward white.

#7ea0b8

#98b3c6

#b1c6d4

#cbd9e3

#e5ecf1

Tones

Color #648daa mixed toward gray.

#6a8ca4

#708b9e

#758a98

#7b8993

#81888d

Accessibility

Aa White text on this color

3.54:1

Aa Black text on this color

5.93:1

Black text reads better on this background (5.93:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7878a4 · ΔE 15.3

Deuteranopia

#7672a2 · ΔE 16.6

Tritanopia

#679e9d · ΔE 14.8

Achromatopsia

#888888 · ΔE 14.7

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

Code

CSS

background-color: #648daa;

Tailwind (arbitrary value)

bg-[#648daa]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#648daa (#648daa) is rgb(100, 141, 170) in RGB.

No, #648daa 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 #648daa, or check how it holds up for accessibility.

Generate a palette → Check contrast