#1d5864

Color #1d5864

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.7 Nearest Tailwind class cyan-800 #005f78 · ΔE 5.3

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

Conversions

HEX

#1d5864

RGB

rgb(29, 88, 100)

HSL

hsl(190.1, 55%, 25.3%)

HSV / HSB

hsv(190.1, 71%, 39.2%)

CMYK

cmyk(71%, 12%, 0%, 60.8%)

LAB

lab(34.31, -14.57, -12.48)

LCH

lch(34.31, 19.18, 220.58)

OKLCH

oklch(42.8%, 0.0625, 213.72)

HWB

hwb(190.1, 11.4%, 60.8%)

Harmony colors

Complementary

#64291d

Analogous

#1d644c

#1d5864

#1d3564

Triadic

#1d5864

#641d58

#58641d

Split-complementary

#1d5864

#641d35

#644c1d

Tetradic

#1d5864

#291d64

#64291d

#58641d

Square

#1d5864

#4c1d64

#64291d

#35641d

Shades

Color #1d5864 mixed toward black.

#184953

#133b43

#0f2c32

#0a1d21

#050f11

Tints

Color #1d5864 mixed toward white.

#2b8395

#3aaec6

#6bc3d4

#9dd7e2

#ceebf1

Tones

Color #1d5864 mixed toward gray.

#23545e

#295058

#2f4c52

#35484c

#3b4446

Accessibility

Aa White text on this color

7.98:1

Aa Black text on this color

2.63:1

White text reads better on this background (7.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3f3f61 · ΔE 22.6

Deuteranopia

#3b3761 · ΔE 23.9

Tritanopia

#235f5f · ΔE 6.5

Achromatopsia

#515151 · ΔE 16

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

Code

CSS

background-color: #1d5864;

Tailwind (arbitrary value)

bg-[#1d5864]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#1d5864 (#1d5864) is rgb(29, 88, 100) in RGB.

No, #1d5864 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #1d5864, or check how it holds up for accessibility.

Generate a palette → Check contrast