#685bb3

Color #685bb3

A muted medium blue.

Closest named color Dark Slate Blue #483d8b · ΔE 13.37 Nearest Tailwind class indigo-500 #615fff · ΔE 10.9

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

Conversions

HEX

#685bb3

RGB

rgb(104, 91, 179)

HSL

hsl(248.9, 36.7%, 52.9%)

HSV / HSB

hsv(248.9, 49.2%, 70.2%)

CMYK

cmyk(41.9%, 49.2%, 0%, 29.8%)

LAB

lab(43.77, 27.28, -45.21)

LCH

lch(43.77, 52.8, 301.11)

OKLCH

oklch(52.6%, 0.1344, 287.63)

HWB

hwb(248.9, 35.7%, 29.8%)

Harmony colors

Complementary

#a6b35b

Analogous

#5b7ab3

#685bb3

#945bb3

Triadic

#685bb3

#b3685b

#5bb368

Split-complementary

#685bb3

#b3945b

#7ab35b

Tetradic

#685bb3

#b35ba6

#a6b35b

#5bb368

Square

#685bb3

#b35b7a

#a6b35b

#5bb394

Shades

Color #685bb3 mixed toward black.

#53479a

#43397b

#322b5c

#211c3d

#110e1f

Tints

Color #685bb3 mixed toward white.

#8176c0

#9a92cc

#b3add9

#cdc8e6

#e6e4f2

Tones

Color #685bb3 mixed toward gray.

#6d62ac

#726aa4

#77719d

#7d7896

#82808e

Accessibility

Aa White text on this color

5.62:1

Aa Black text on this color

3.74:1

White text reads better on this background (5.62:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6363a3 · ΔE 4.6

Deuteranopia

#63649f · ΔE 5.6

Tritanopia

#679592 · ΔE 31.3

Achromatopsia

#676767 · ΔE 24.5

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

Code

CSS

background-color: #685bb3;

Tailwind (arbitrary value)

bg-[#685bb3]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#685bb3 (#685bb3) is rgb(104, 91, 179) in RGB.

No, #685bb3 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 #685bb3, or check how it holds up for accessibility.

Generate a palette → Check contrast