#213478 Color

#213478 is rgb(33, 52, 120) in RGB, hsl(227, 57%, 30%) in HSL, and about cmyk(73%, 57%, 0%, 53%) in CMYK. It has no registered color name of its own — the closest is Sapphire Navy (#082567), clearly related but distinguishable side by side at ΔE 6.99. White text is the more readable choice on this background.

#213478

HEX#213478

RGBrgb(33, 52, 120)

HSLhsl(227, 57%, 30%)

HSVhsv(227, 73%, 47%)

CMYKcmyk(73%, 57%, 0%, 53%)

OKLCHoklch(35.2% 0.119 268)

LABlab(23.47% 12.17 -42.06)

LCHlch(23.47% 43.78 286.14)

What #213478 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 #213478, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Sapphire Navy#082567ΔE 6.99 St. Patrick's Blue#23297AΔE 10.59 Yale Blue#00356BΔE 11.25 Dark Slate Blue#483D8BΔE 11.5 Dark Midnight Blue#003366ΔE 12.77 Yinmn Blue#2E5090ΔE 13.21

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

#213478 Channel Values

How #213478 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 33 · G 52 · B 120	8-bit channels as sent to the display
HSL	H 227° · S 57% · L 30%	Easiest model for building lighter and darker variants
HSV	H 227° · S 73% · V 47%	Matches the picker in most design tools
CMYK	C 73% · M 57% · Y 0% · K 53%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	11.49:1 vs white · 1.83:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #213478 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 text11.49:1AA normal AA large AAA normal

Fails AABlack text1.83:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #213478 in the contrast checker.

Colors That Go With #213478

Pairings derived from color-wheel relationships. The complementary color sits opposite #213478; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base

Complementary

Analogous

Analogous

Triadic

Triadic

Split comp.

Split comp.

Tints & Shades of #213478

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #213478.

How #213478 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#213478

Protanopia#313178

Protanomaly#2C3278

Deuteranopia#2F2F78

Deuteranomaly#2A3178

Tritanopia#004242

Tritanomaly#0B3D5C

Achromatopsia#393939

Test a full palette in the color blindness simulator.

Using #213478 in Code

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

CSS custom property--color-213478: #213478;

CSS backgroundbackground-color: #213478;

Tailwind configcolors: { 'color-213478': '#213478' }

SwiftUIColor(red: 0.129, green: 0.204, blue: 0.471)

Android XML<color name="color_213478">#213478</color>

SVG fillfill="#213478"

More Blue Colors

#213478 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024 fafaff 00002e f9fafb 000033 f8fafc 000038 f8f8ff 000042 f5faff 000047 f5f5ff 002147 007dfa 0f52ba 1c39bb 2a3439 372aac 4e3cc3 64609a 7abdff 979aaa b8dbff d6d6ff

#213478 Frequently Asked Questions

What color is #213478?

#213478 is a dark blue — rgb(33, 52, 120) in RGB and hsl(227, 57%, 30%) in HSL. It carries no registered color name of its own; the closest named color is Sapphire Navy (#082567), which is clearly related but distinguishable side by side at a CIE76 distance of 6.99.

What is the RGB value of #213478?

#213478 is rgb(33, 52, 120) — red 33, green 52, and blue 120 on the 0-255 scale.

What is the CMYK value of #213478?

#213478 converts to approximately cmyk(73%, 57%, 0%, 53%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #213478 be black or white?

White text is the more readable choice. #213478 scores 11.49:1 against white and 1.83:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #213478 as a CSS color keyword?

No. #213478 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 darkslateblue (#483D8B) at a CIE76 distance of 11.5, which is visibly different.

Open #213478 in a Tool

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