#052DB3 Color
#052DB3 is rgb(5, 45, 179) in RGB, hsl(226, 95%, 36%) in HSL, and about cmyk(97%, 75%, 0%, 30%) in CMYK. It has no registered color name of its own — the closest is Persian Blue (#1C39BB), clearly related but distinguishable side by side at ΔE 5.89. White text is the more readable choice on this background.
#052DB3rgb(5, 45, 179)hsl(226, 95%, 36%)hsv(226, 97%, 70%)cmyk(97%, 75%, 0%, 30%)oklch(39% 0.211 264.2)lab(25.71% 33.91 -74.62)lch(25.71% 81.97 294.44)What #052DB3 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 #052DB3, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every blue in the library.
#052DB3 Channel Values
How #052DB3 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 5 · G 45 · B 179 | 8-bit channels as sent to the display |
| HSL | H 226° · S 95% · L 36% | Easiest model for building lighter and darker variants |
| HSV | H 226° · S 97% · V 70% | Matches the picker in most design tools |
| CMYK | C 97% · M 75% · Y 0% · K 30% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.33:1 vs white · 2.03:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #052DB3 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.
Need a specific ratio against another background? Open #052DB3 in the contrast checker.
Colors That Go With #052DB3
Pairings derived from color-wheel relationships. The complementary color sits opposite #052DB3; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #052DB3
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.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #052DB3.
How #052DB3 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.
#052DB3#2929B3#1F2BB3#2424B3#1C28B3#005050#004483#404040Using #052DB3 in Code
Copy-ready declarations for the places this color usually ends up.
--color-052db3: #052DB3;background-color: #052DB3;colors: { 'color-052db3': '#052DB3' }Color(red: 0.020, green: 0.176, blue: 0.702)<color name="color_052db3">#052DB3</color>fill="#052DB3"More Blue Colors
#052DB3 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#052DB3 Frequently Asked Questions
What color is #052DB3?
#052DB3 is a dark blue — rgb(5, 45, 179) in RGB and hsl(226, 95%, 36%) in HSL. It carries no registered color name of its own; the closest named color is Persian Blue (#1C39BB), which is clearly related but distinguishable side by side at a CIE76 distance of 5.89.
What is the RGB value of #052DB3?
#052DB3 is rgb(5, 45, 179) — red 5, green 45, and blue 179 on the 0-255 scale.
What is the CMYK value of #052DB3?
#052DB3 converts to approximately cmyk(97%, 75%, 0%, 30%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #052DB3 be black or white?
White text is the more readable choice. #052DB3 scores 10.33:1 against white and 2.03:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #052DB3 as a CSS color keyword?
No. #052DB3 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 darkblue (#00008B) at a CIE76 distance of 16.23, which is visibly different.
Open #052DB3 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.