#1B46BB Color
#1B46BB is rgb(27, 70, 187) in RGB, hsl(224, 75%, 42%) in HSL, and about cmyk(86%, 63%, 0%, 27%) in CMYK. It has no registered color name of its own — the closest is Denim Blue (#2243B6), below the threshold most people can see at ΔE 1.93. White text is the more readable choice on this background.
#1B46BBrgb(27, 70, 187)hsl(224, 75%, 42%)hsv(224, 86%, 73%)cmyk(86%, 63%, 0%, 27%)oklch(44.6% 0.19 264.3)lab(33.24% 22.27 -66.94)lch(33.24% 70.54 288.40)What #1B46BB 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 #1B46BB, 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.
#1B46BB Channel Values
How #1B46BB 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 27 · G 70 · B 187 | 8-bit channels as sent to the display |
| HSL | H 224° · S 75% · L 42% | Easiest model for building lighter and darker variants |
| HSV | H 224° · S 86% · V 73% | Matches the picker in most design tools |
| CMYK | C 86% · M 63% · Y 0% · K 27% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.95:1 vs white · 2.64:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #1B46BB 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 #1B46BB in the contrast checker.
Colors That Go With #1B46BB
Pairings derived from color-wheel relationships. The complementary color sits opposite #1B46BB; 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 #1B46BB
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 #1B46BB.
How #1B46BB 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.
#1B46BB#4141BB#3543BB#3C3CBB#3140BB#006060#00578E#515151Using #1B46BB in Code
Copy-ready declarations for the places this color usually ends up.
--color-1b46bb: #1B46BB;background-color: #1B46BB;colors: { 'color-1b46bb': '#1B46BB' }Color(red: 0.106, green: 0.275, blue: 0.733)<color name="color_1b46bb">#1B46BB</color>fill="#1B46BB"More Blue Colors
#1B46BB sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#1B46BB Frequently Asked Questions
What color is #1B46BB?
#1B46BB is a mid-tone blue — rgb(27, 70, 187) in RGB and hsl(224, 75%, 42%) in HSL. It carries no registered color name of its own; the closest named color is Denim Blue (#2243B6), which is below the threshold most people can see at a CIE76 distance of 1.93.
What is the RGB value of #1B46BB?
#1B46BB is rgb(27, 70, 187) — red 27, green 70, and blue 187 on the 0-255 scale.
What is the CMYK value of #1B46BB?
#1B46BB converts to approximately cmyk(86%, 63%, 0%, 27%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #1B46BB be black or white?
White text is the more readable choice. #1B46BB scores 7.95:1 against white and 2.64:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #1B46BB as a CSS color keyword?
No. #1B46BB 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 royalblue (#4169E1) at a CIE76 distance of 14.29, which is visibly different.
Open #1B46BB in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.