#2917a3

Color #2917a3

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 8.13 Nearest Tailwind class indigo-800 #372aac · ΔE 4.2

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

Conversions

HEX

#2917a3

RGB

rgb(41, 23, 163)

HSL

hsl(247.7, 75.3%, 36.5%)

HSV / HSB

hsv(247.7, 85.9%, 63.9%)

CMYK

cmyk(74.8%, 85.9%, 0%, 36.1%)

LAB

lab(22.75, 50.53, -70.13)

LCH

lch(22.75, 86.44, 305.77)

OKLCH

oklch(35.7%, 0.2033, 274.49)

HWB

hwb(247.7, 9%, 36.1%)

Harmony colors

Complementary

#91a317

Analogous

#174ba3

#2917a3

#6f17a3

Triadic

#2917a3

#a32917

#17a329

Split-complementary

#2917a3

#a36f17

#4ba317

Tetradic

#2917a3

#a31791

#91a317

#17a329

Square

#2917a3

#a3174b

#91a317

#17a36f

Shades

Color #2917a3 mixed toward black.

#221388

#1b0f6d

#140b52

#0e0836

#07041b

Tints

Color #2917a3 mixed toward white.

#351ed2

#5742e4

#8171eb

#aba0f2

#d5d0f8

Tones

Color #2917a3 mixed toward gray.

#322397

#3a2e8c

#433a80

#4c4674

#545169

Accessibility

Aa White text on this color

12.03:1

Aa Black text on this color

1.75:1

White text reads better on this background (12.03:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#222290 · ΔE 3.7

Deuteranopia

#23258b · ΔE 4.8

Tritanopia

#287f7b · ΔE 41

Achromatopsia

#363636 · ΔE 29.4

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

Code

CSS

background-color: #2917a3;

Tailwind (arbitrary value)

bg-[#2917a3]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#2917a3 (#2917a3) is rgb(41, 23, 163) in RGB.

No, #2917a3 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 #2917a3, or check how it holds up for accessibility.

Generate a palette → Check contrast