#2866A4 Color
#2866A4 is rgb(40, 102, 164) in RGB, hsl(210, 61%, 40%) in HSL, and about cmyk(76%, 38%, 0%, 36%) in CMYK. It has no registered color name of its own — the closest is Lapis Lazuli (#26619C), very hard to tell apart at ΔE 2.54. White text is the more readable choice on this background.
#2866A4rgb(40, 102, 164)hsl(210, 61%, 40%)hsv(210, 76%, 64%)cmyk(76%, 38%, 0%, 36%)oklch(50.2% 0.118 251.4)lab(41.61% -3.24 -39.90)lch(41.61% 40.03 265.36)What #2866A4 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 #2866A4, 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.
#2866A4 Channel Values
How #2866A4 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 40 · G 102 · B 164 | 8-bit channels as sent to the display |
| HSL | H 210° · S 61% · L 40% | Easiest model for building lighter and darker variants |
| HSV | H 210° · S 76% · V 64% | Matches the picker in most design tools |
| CMYK | C 76% · M 38% · Y 0% · K 36% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.95:1 vs white · 3.53:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #2866A4 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 #2866A4 in the contrast checker.
Colors That Go With #2866A4
Pairings derived from color-wheel relationships. The complementary color sits opposite #2866A4; 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 #2866A4
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 #2866A4.
How #2866A4 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.
#2866A4#5F5FA4#4E62A4#5757A5#495EA4#007070#0A6C88#646464Using #2866A4 in Code
Copy-ready declarations for the places this color usually ends up.
--color-2866a4: #2866A4;background-color: #2866A4;colors: { 'color-2866a4': '#2866A4' }Color(red: 0.157, green: 0.400, blue: 0.643)<color name="color_2866a4">#2866A4</color>fill="#2866A4"More Blue Colors
#2866A4 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#2866A4 Frequently Asked Questions
What color is #2866A4?
#2866A4 is a mid-tone blue — rgb(40, 102, 164) in RGB and hsl(210, 61%, 40%) in HSL. It carries no registered color name of its own; the closest named color is Lapis Lazuli (#26619C), which is very hard to tell apart at a CIE76 distance of 2.54.
What is the RGB value of #2866A4?
#2866A4 is rgb(40, 102, 164) — red 40, green 102, and blue 164 on the 0-255 scale.
What is the CMYK value of #2866A4?
#2866A4 converts to approximately cmyk(76%, 38%, 0%, 36%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #2866A4 be black or white?
White text is the more readable choice. #2866A4 scores 5.95:1 against white and 3.53:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #2866A4 as a CSS color keyword?
No. #2866A4 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 steelblue (#4682B4) at a CIE76 distance of 13.56, which is visibly different.
Open #2866A4 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.