#6370b7

Color #6370b7

A muted medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 17.12 Nearest Tailwind class slate-500 #62748e · ΔE 7.7

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Conversions

HEX

#6370b7

RGB

rgb(99, 112, 183)

HSL

hsl(230.7, 36.8%, 55.3%)

HSV / HSB

hsv(230.7, 45.9%, 71.8%)

CMYK

cmyk(45.9%, 38.8%, 0%, 28.2%)

LAB

lab(49.08, 14.3, -39.13)

LCH

lch(49.08, 41.66, 290.07)

OKLCH

oklch(56.6%, 0.1107, 274.45)

HWB

hwb(230.7, 38.8%, 28.2%)

Harmony colors

Complementary

#b7aa63

Analogous

#639ab7

#6370b7

#8063b7

Triadic

#6370b7

#b76370

#70b763

Split-complementary

#6370b7

#b78063

#9ab763

Tetradic

#6370b7

#aa63b7

#b7aa63

#70b763

Square

#6370b7

#b7639a

#b7aa63

#63b780

Shades

Color #6370b7 mixed toward black.

#4a58a1

#3b4681

#2d3560

#1e2340

#0f1220

Tints

Color #6370b7 mixed toward white.

#7d88c3

#97a0cf

#b1b8db

#cbcfe7

#e5e7f3

Tones

Color #6370b7 mixed toward gray.

#6a75b0

#717aa9

#787fa2

#7f839b

#868894

Accessibility

Aa White text on this color

4.63:1

Aa Black text on this color

4.53:1

White text reads better on this background (4.63:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6969a9 · ΔE 4.3

Deuteranopia

#6867a6 · ΔE 5.1

Tritanopia

#649d9b · ΔE 28.1

Achromatopsia

#757575 · ΔE 21.9

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

Code

CSS

background-color: #6370b7;

Tailwind (arbitrary value)

bg-[#6370b7]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#6370b7 (#6370b7) is rgb(99, 112, 183) in RGB.

No, #6370b7 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.

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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 #6370b7, or check how it holds up for accessibility.

Generate a palette → Check contrast