Palatinate Blue (#273BE2)

The hex code for Palatinate Blue is #273BE2. It is rgb(39, 59, 226) in RGB, hsl(234, 76%, 52%) in HSL, and about cmyk(83%, 74%, 0%, 11%) in CMYK — a mid-tone blue. White text is the more readable choice on this background.

#273BE2

HEX#273BE2

RGBrgb(39, 59, 226)

HSLhsl(234, 76%, 52%)

HSVhsv(234, 83%, 89%)

CMYKcmyk(83%, 74%, 0%, 11%)

OKLCHoklch(47.1% 0.247 268)

LABlab(34.39% 42.11 -87.58)

LCHlch(34.39% 97.17 295.68)

Colors Closest to Palatinate Blue

Palatinate Blue is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Iridescent Indigo#3C32CDΔE 8.32 Zaffer (Zaffre)#0014A8ΔE 17.58 Blue (Pantone)#0018A8ΔE 17.59 Majorelle Blue#6050DCΔE 19.12 Blue Ribbon#0B10A2ΔE 19.53 Persian Blue#1C39BBΔE 19.66

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

#273BE2 Channel Values

How Palatinate Blue 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 39 · G 59 · B 226	8-bit channels as sent to the display
HSL	H 234° · S 76% · L 52%	Easiest model for building lighter and darker variants
HSV	H 234° · S 83% · V 89%	Matches the picker in most design tools
CMYK	C 83% · M 74% · Y 0% · K 11%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	7.47:1 vs white · 2.81:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Palatinate Blue 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 text7.47:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.81:1AA normal ✗AA large ✗AAA normal ✗

Need a specific ratio against another background? Open #273BE2 in the contrast checker.

Colors That Go With Palatinate Blue

Pairings derived from color-wheel relationships. The complementary color sits opposite Palatinate Blue; 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 Palatinate Blue

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 #273BE2.

How Palatinate Blue 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#273BE2

Protanopia#3838E2

Protanomaly#3239E2

Deuteranopia#3535E2

Deuteranomaly#3038E2

Tritanopia#006666

Tritanomaly#0058A7

Achromatopsia#555555

Test a full palette in the color blindness simulator.

Using #273BE2 in Code

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

CSS custom property--palatinate-blue: #273BE2;

CSS backgroundbackground-color: #273BE2;

Tailwind configcolors: { 'palatinate-blue': '#273BE2' }

SwiftUIColor(red: 0.153, green: 0.231, blue: 0.886)

Android XML<color name="palatinate_blue">#273BE2</color>

SVG fillfill="#273BE2"

More Blue Colors

Palatinate Blue sits in the bluefamily. These are its neighbours across that family's full range, each with its own breakdown.

2887c8 272e34 2929ff 26619c 297eff 263c5a 2a2069 262b31 2a3439 2626c0 2a52be 2499ff 36454f 4b9cd3 6161ff 77b5fe 94b1ff b6cdf6 d3cdf9 f1f5f9 0000db 0067a5 0b10a2 182d3e

#273BE2 Frequently Asked Questions

What is the hex code for Palatinate Blue?

The hex code for Palatinate Blue is #273BE2. That is rgb(39, 59, 226) in RGB, hsl(234, 76%, 52%) in HSL, and approximately cmyk(83%, 74%, 0%, 11%) in CMYK.

What is the RGB value of #273BE2?

#273BE2 is rgb(39, 59, 226) — red 39, green 59, and blue 226 on the 0-255 scale.

What is the CMYK value of #273BE2?

#273BE2 converts to approximately cmyk(83%, 74%, 0%, 11%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #273BE2 be black or white?

White text is the more readable choice. #273BE2 scores 7.47:1 against white and 2.81:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #273BE2 as a CSS color keyword?

No. #273BE2 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 mediumblue (#0000CD) at a CIE76 distance of 21.06, which is visibly different.

Open Palatinate Blue in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

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