#123e45

Color #123e45

A moderately saturated very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.08 Nearest Tailwind class teal-950 #022f2e · ΔE 6.7

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Conversions

HEX

#123e45

RGB

rgb(18, 62, 69)

HSL

hsl(188.2, 58.6%, 17.1%)

HSV / HSB

hsv(188.2, 73.9%, 27.1%)

CMYK

cmyk(73.9%, 10.1%, 0%, 72.9%)

LAB

lab(23.68, -12.23, -8.7)

LCH

lch(23.68, 15.01, 215.43)

OKLCH

oklch(33.7%, 0.0484, 209.85)

HWB

hwb(188.2, 7.1%, 72.9%)

Harmony colors

Complementary

#451912

Analogous

#124533

#123e45

#122545

Triadic

#123e45

#45123e

#3e4512

Split-complementary

#123e45

#451225

#453312

Tetradic

#123e45

#191245

#451912

#3e4512

Square

#123e45

#331245

#451912

#254512

Shades

Color #123e45 mixed toward black.

#0f343a

#0c292e

#091f23

#061517

#030a0c

Tints

Color #123e45 mixed toward white.

#21707d

#2fa3b5

#57c2d3

#8fd7e2

#c7ebf0

Tones

Color #123e45 mixed toward gray.

#163b41

#1b383d

#1f3538

#233234

#272f30

Accessibility

Aa White text on this color

11.66:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2b43 · ΔE 20.8

Deuteranopia

#292543 · ΔE 23.3

Tritanopia

#164242 · ΔE 4.2

Achromatopsia

#383838 · ΔE 13.9

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

Code

CSS

background-color: #123e45;

Tailwind (arbitrary value)

bg-[#123e45]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Light Blue #add8e6

Deep Sky Blue #00bfff

Dark Turquoise #00ced1

Aqua #00ffff

Frequently asked questions

#123e45 (#123e45) is rgb(18, 62, 69) in RGB.

No, #123e45 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #123e45, or check how it holds up for accessibility.

Generate a palette → Check contrast