#131563 Color
#131563 is rgb(19, 21, 99) in RGB, hsl(239, 68%, 23%) in HSL, and about cmyk(81%, 79%, 0%, 61%) in CMYK. It has no registered color name of its own — the closest is Midnight Blue (#191970), clearly related but distinguishable side by side at ΔE 5.43. White text is the more readable choice on this background.
#131563rgb(19, 21, 99)hsl(239, 68%, 23%)hsv(239, 81%, 39%)cmyk(81%, 79%, 0%, 61%)oklch(26.3% 0.132 271.7)lab(12.21% 23.52 -46.89)lch(12.21% 52.45 296.64)What #131563 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 #131563, 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.
#131563 Channel Values
How #131563 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 19 · G 21 · B 99 | 8-bit channels as sent to the display |
| HSL | H 239° · S 68% · L 23% | Easiest model for building lighter and darker variants |
| HSV | H 239° · S 81% · V 39% | Matches the picker in most design tools |
| CMYK | C 81% · M 79% · Y 0% · K 61% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 15.97:1 vs white · 1.32:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #131563 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 #131563 in the contrast checker.
Colors That Go With #131563
Pairings derived from color-wheel relationships. The complementary color sits opposite #131563; 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 #131563
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 #131563.
How #131563 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.
#131563#151563#141563#141463#141563#002929#002247#222222Using #131563 in Code
Copy-ready declarations for the places this color usually ends up.
--color-131563: #131563;background-color: #131563;colors: { 'color-131563': '#131563' }Color(red: 0.075, green: 0.082, blue: 0.388)<color name="color_131563">#131563</color>fill="#131563"More Blue Colors
#131563 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#131563 Frequently Asked Questions
What color is #131563?
#131563 is a dark blue — rgb(19, 21, 99) in RGB and hsl(239, 68%, 23%) in HSL. It carries no registered color name of its own; the closest named color is Midnight Blue (#191970), which is clearly related but distinguishable side by side at a CIE76 distance of 5.43.
What is the RGB value of #131563?
#131563 is rgb(19, 21, 99) — red 19, green 21, and blue 99 on the 0-255 scale.
What is the CMYK value of #131563?
#131563 converts to approximately cmyk(81%, 79%, 0%, 61%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #131563 be black or white?
White text is the more readable choice. #131563 scores 15.97:1 against white and 1.32:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #131563 as a CSS color keyword?
No. #131563 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 midnightblue (#191970) at a CIE76 distance of 5.43, which is clearly related but distinguishable side by side.
Open #131563 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.