#1f117b

Color #1f117b

A vivid, highly saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 10.86 Nearest Tailwind class violet-950 #2f0d68 · ΔE 4.1

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

Conversions

HEX

#1f117b

RGB

rgb(31, 17, 123)

HSL

hsl(247.9, 75.7%, 27.5%)

HSV / HSB

hsv(247.9, 86.2%, 48.2%)

CMYK

cmyk(74.8%, 86.2%, 0%, 51.8%)

LAB

lab(16.11, 40.28, -56.23)

LCH

lch(16.11, 69.17, 305.62)

OKLCH

oklch(29.5%, 0.1633, 275.55)

HWB

hwb(247.9, 6.7%, 51.8%)

Harmony colors

Complementary

#6d7b11

Analogous

#11387b

#1f117b

#54117b

Triadic

#1f117b

#7b1f11

#117b1f

Split-complementary

#1f117b

#7b5411

#387b11

Tetradic

#1f117b

#7b116d

#6d7b11

#117b1f

Square

#1f117b

#7b1138

#6d7b11

#117b54

Shades

Color #1f117b mixed toward black.

#1a0e67

#150b52

#10093e

#0a0629

#050315

Tints

Color #1f117b mixed toward white.

#2d19b1

#3f26e1

#6f5de9

#9f93f0

#cfc9f8

Tones

Color #1f117b mixed toward gray.

#261a72

#2c236a

#332c61

#393458

#403d4f

Accessibility

Aa White text on this color

14.74:1

Aa Black text on this color

1.42:1

White text reads better on this background (14.74:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a6d · ΔE 3.6

Deuteranopia

#1b1b69 · ΔE 4.4

Tritanopia

#1e5f5c · ΔE 35

Achromatopsia

#282828 · ΔE 27.1

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

Code

CSS

background-color: #1f117b;

Tailwind (arbitrary value)

bg-[#1f117b]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1f117b (#1f117b) is rgb(31, 17, 123) in RGB.

No, #1f117b 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 #1f117b, or check how it holds up for accessibility.

Generate a palette → Check contrast