#425B8A Color
#425B8A is rgb(66, 91, 138) in RGB, hsl(219, 35%, 40%) in HSL, and about cmyk(52%, 34%, 0%, 46%) in CMYK. It has no registered color name of its own — the closest is Metallic Blue (#32527B), clearly related but distinguishable side by side at ΔE 5.82. White text is the more readable choice on this background.
#425B8Argb(66, 91, 138)hsl(219, 35%, 40%)hsv(219, 52%, 54%)cmyk(52%, 34%, 0%, 46%)oklch(47.3% 0.082 262.3)lab(38.29% 1.22 -29.50)lch(38.29% 29.52 272.36)What #425B8A 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 #425B8A, 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.
#425B8A Channel Values
How #425B8A 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 66 · G 91 · B 138 | 8-bit channels as sent to the display |
| HSL | H 219° · S 35% · L 40% | Easiest model for building lighter and darker variants |
| HSV | H 219° · S 52% · V 54% | Matches the picker in most design tools |
| CMYK | C 52% · M 34% · Y 0% · K 46% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.78:1 vs white · 3.1:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #425B8A 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 #425B8A in the contrast checker.
Colors That Go With #425B8A
Pairings derived from color-wheel relationships. The complementary color sits opposite #425B8A; 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 #425B8A
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 #425B8A.
How #425B8A 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.
#425B8A#57578A#50598A#54548A#4D578A#356363#3B6074#5B5B5BUsing #425B8A in Code
Copy-ready declarations for the places this color usually ends up.
--color-425b8a: #425B8A;background-color: #425B8A;colors: { 'color-425b8a': '#425B8A' }Color(red: 0.259, green: 0.357, blue: 0.541)<color name="color_425b8a">#425B8A</color>fill="#425B8A"More Blue Colors
#425B8A sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#425B8A Frequently Asked Questions
What color is #425B8A?
#425B8A is a mid-tone blue — rgb(66, 91, 138) in RGB and hsl(219, 35%, 40%) in HSL. It carries no registered color name of its own; the closest named color is Metallic Blue (#32527B), which is clearly related but distinguishable side by side at a CIE76 distance of 5.82.
What is the RGB value of #425B8A?
#425B8A is rgb(66, 91, 138) — red 66, green 91, and blue 138 on the 0-255 scale.
What is the CMYK value of #425B8A?
#425B8A converts to approximately cmyk(52%, 34%, 0%, 46%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #425B8A be black or white?
White text is the more readable choice. #425B8A scores 6.78:1 against white and 3.1:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #425B8A as a CSS color keyword?
No. #425B8A 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 17.04, which is visibly different.
Open #425B8A in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.