#310bb8

Color #310bb8

A vivid, highly saturated dark blue.

Closest named color Medium Blue #0000cd · ΔE 13.9 Nearest Tailwind class indigo-800 #372aac · ΔE 4.8

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Conversions

HEX

#310bb8

RGB

rgb(49, 11, 184)

HSL

hsl(253.2, 88.7%, 38.2%)

HSV / HSB

hsv(253.2, 94%, 72.2%)

CMYK

cmyk(73.4%, 94%, 0%, 27.8%)

LAB

lab(24.8, 60.45, -79.34)

LCH

lch(24.8, 99.74, 307.3)

OKLCH

oklch(38%, 0.2301, 275.69)

HWB

hwb(253.2, 4.3%, 27.8%)

Harmony colors

Complementary

#92b80b

Analogous

#0b3bb8

#310bb8

#870bb8

Triadic

#310bb8

#b8310b

#0bb831

Split-complementary

#310bb8

#b8870b

#3bb80b

Tetradic

#310bb8

#b80b92

#92b80b

#0bb831

Square

#310bb8

#b80b3b

#92b80b

#0bb887

Shades

Color #310bb8 mixed toward black.

#290999

#21077b

#19065c

#10043d

#08021f

Tints

Color #310bb8 mixed toward white.

#3e0ee9

#6239f3

#896af6

#b09cf9

#d8cdfc

Tones

Color #310bb8 mixed toward gray.

#3919a9

#41289b

#49368d

#51457e

#595370

Accessibility

Aa White text on this color

11.23:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.23:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2525a3 · ΔE 4.8

Deuteranopia

#27299d · ΔE 6

Tritanopia

#308f8a · ΔE 44.9

Achromatopsia

#3b3b3b · ΔE 30.8

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

Code

CSS

background-color: #310bb8;

Tailwind (arbitrary value)

bg-[#310bb8]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#310bb8 (#310bb8) is rgb(49, 11, 184) in RGB.

No, #310bb8 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.

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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 #310bb8, or check how it holds up for accessibility.

Generate a palette → Check contrast