#1d71a7

Color #1d71a7

A vivid, highly saturated dark blue.

Closest named color Steel Blue #4682b4 · ΔE 7.91 Nearest Tailwind class sky-700 #0069a8 · ΔE 3.1

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

Conversions

HEX

#1d71a7

RGB

rgb(29, 113, 167)

HSL

hsl(203.5, 70.4%, 38.4%)

HSV / HSB

hsv(203.5, 82.6%, 65.5%)

CMYK

cmyk(82.6%, 32.3%, 0%, 34.5%)

LAB

lab(45.44, -4.71, -35.75)

LCH

lch(45.44, 36.06, 262.49)

OKLCH

oklch(52.7%, 0.1143, 242.65)

HWB

hwb(203.5, 11.4%, 34.5%)

Harmony colors

Complementary

#a7531d

Analogous

#1da798

#1d71a7

#1d2ca7

Triadic

#1d71a7

#a71d71

#71a71d

Split-complementary

#1d71a7

#a71d2c

#a7981d

Tetradic

#1d71a7

#531da7

#a7531d

#71a71d

Square

#1d71a7

#981da7

#a7531d

#2ca71d

Shades

Color #1d71a7 mixed toward black.

#185e8b

#134b6f

#0e3853

#0a2638

#05131c

Tints

Color #1d71a7 mixed toward white.

#258fd3

#4da6e0

#79bce8

#a6d3f0

#d2e9f7

Tones

Color #1d71a7 mixed toward gray.

#286e9b

#346c90

#3f6984

#4b6779

#56646d

Accessibility

Aa White text on this color

5.29:1

Aa Black text on this color

3.97:1

White text reads better on this background (5.29:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4f509c · ΔE 17.4

Deuteranopia

#4b4499 · ΔE 20.4

Tritanopia

#279391 · ΔE 23.5

Achromatopsia

#6c6c6c · ΔE 20

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

Code

CSS

background-color: #1d71a7;

Tailwind (arbitrary value)

bg-[#1d71a7]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Sky Blue #87ceeb

Dodger Blue #1e90ff

Frequently asked questions

#1d71a7 (#1d71a7) is rgb(29, 113, 167) in RGB.

No, #1d71a7 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 #1d71a7, or check how it holds up for accessibility.

Generate a palette → Check contrast