#1f0b73

Color #1f0b73

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 9.97 Nearest Tailwind class violet-950 #2f0d68 · ΔE 3.2

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

Conversions

HEX

#1f0b73

RGB

rgb(31, 11, 115)

HSL

hsl(251.5, 82.5%, 24.7%)

HSV / HSB

hsv(251.5, 90.4%, 45.1%)

CMYK

cmyk(73%, 90.4%, 0%, 54.9%)

LAB

lab(14.22, 40.38, -54.22)

LCH

lch(14.22, 67.6, 306.68)

OKLCH

oklch(27.9%, 0.1579, 277.49)

HWB

hwb(251.5, 4.3%, 54.9%)

Harmony colors

Complementary

#5f730b

Analogous

#0b2b73

#1f0b73

#530b73

Triadic

#1f0b73

#731f0b

#0b731f

Split-complementary

#1f0b73

#73530b

#2b730b

Tetradic

#1f0b73

#730b5f

#5f730b

#0b731f

Square

#1f0b73

#730b2b

#5f730b

#0b7353

Shades

Color #1f0b73 mixed toward black.

#1a0960

#15074d

#0f0639

#0a0426

#050213

Tints

Color #1f0b73 mixed toward white.

#2f11ad

#3e16e8

#6e50ee

#9e8af4

#cfc5f9

Tones

Color #1f0b73 mixed toward gray.

#24146a

#2a1c62

#2f2559

#342e50

#3a3648

Accessibility

Aa White text on this color

15.51:1

Aa Black text on this color

1.35:1

White text reads better on this background (15.51:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181865 · ΔE 4.4

Deuteranopia

#191a62 · ΔE 5.3

Tritanopia

#1e5855 · ΔE 33.9

Achromatopsia

#242424 · ΔE 26.9

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

Code

CSS

background-color: #1f0b73;

Tailwind (arbitrary value)

bg-[#1f0b73]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#1f0b73 (#1f0b73) is rgb(31, 11, 115) in RGB.

No, #1f0b73 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 #1f0b73, or check how it holds up for accessibility.

Generate a palette → Check contrast