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#180D7D Color

#180D7D is rgb(24, 13, 125) in RGB, hsl(246, 81%, 27%) in HSL, and about cmyk(81%, 90%, 0%, 51%) in CMYK. It has no registered color name of its own — the closest is Phthalo Blue (#000F89), clearly related but distinguishable side by side at ΔE 6.62. White text is the more readable choice on this background.

#180D7D
HEX#180D7D
RGBrgb(24, 13, 125)
HSLhsl(246, 81%, 27%)
HSVhsv(246, 90%, 49%)
CMYKcmyk(81%, 90%, 0%, 51%)
OKLCHoklch(28.9% 0.17 272.1)
LABlab(14.03% 35.91 -60.75)
LCHlch(14.03% 70.57 300.59)

What #180D7D Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #180D7D, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Phthalo Blue#000F89ΔE 6.62Persian Indigo#32127AΔE 7.73Navy#000080ΔE 8.62Imperial Blue#002395ΔE 9.84Samsung Blue#12279EΔE 11.59Resolution Blue#002387ΔE 11.76

Browse the full index of named colors A-Z or every blue in the library.

#180D7D Channel Values

How #180D7D breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 24 · G 13 · B 1258-bit channels as sent to the display
HSLH 246° · S 81% · L 27%Easiest model for building lighter and darker variants
HSVH 246° · S 90% · V 49%Matches the picker in most design tools
CMYKC 81% · M 90% · Y 0% · K 51%Approximate ink mix; confirm with an ICC profile before printing
Luminance15.08:1 vs white · 1.39:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #180D7D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

TextWhite text15.08:1AA normal AA large AAA normal
Fails AABlack text1.39:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #180D7D in the contrast checker.

Colors That Go With #180D7D

Pairings derived from color-wheel relationships. The complementary color sits opposite #180D7D; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#180D7D
Complementary
#717D0D
Analogous
#0D3A7D
Analogous
#500D7D
Triadic
#7D180D
Triadic
#0D7D18
Split comp.
#7D500D
Split comp.
#3A7D0D

Tints & Shades of #180D7D

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#2112AB
#2A17D9
#4A39EA
#796BEF
#A399F4
#CDC8F9

Shades

#160C6F
#120A5C
#0F084E
#0D0741
#0A0533
#060320

Want a full 50-950 ramp with semantic roles? Generate design tokens from #180D7D.

How #180D7D Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#180D7D
Protanopia#0F0F7D
Protanomaly#130E7D
Deuteranopia#11117D
Deuteranomaly#14107D
Tritanopia#003030
Tritanomaly#002659
Achromatopsia#262626

Test a full palette in the color blindness simulator.

Using #180D7D in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-180d7d: #180D7D;
CSS backgroundbackground-color: #180D7D;
Tailwind configcolors: { 'color-180d7d': '#180D7D' }
SwiftUIColor(red: 0.094, green: 0.051, blue: 0.490)
Android XML<color name="color_180d7d">#180D7D</color>
SVG fillfill="#180D7D"

More Blue Colors

#180D7D sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#180D7D Frequently Asked Questions

What color is #180D7D?

#180D7D is a dark blue — rgb(24, 13, 125) in RGB and hsl(246, 81%, 27%) in HSL. It carries no registered color name of its own; the closest named color is Phthalo Blue (#000F89), which is clearly related but distinguishable side by side at a CIE76 distance of 6.62.

What is the RGB value of #180D7D?

#180D7D is rgb(24, 13, 125) — red 24, green 13, and blue 125 on the 0-255 scale.

What is the CMYK value of #180D7D?

#180D7D converts to approximately cmyk(81%, 90%, 0%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #180D7D be black or white?

White text is the more readable choice. #180D7D scores 15.08:1 against white and 1.39:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #180D7D as a CSS color keyword?

No. #180D7D is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is navy (#000080) at a CIE76 distance of 8.62, which is clearly related but distinguishable side by side.

Open #180D7D in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.