#013398 Color
#013398 is rgb(1, 51, 152) in RGB, hsl(220, 99%, 30%) in HSL, and about cmyk(99%, 66%, 0%, 40%) in CMYK. It has no registered color name of its own — the closest is Smalt (Dark Powder Blue) (#003399), indistinguishable to the eye at ΔE 0.59. White text is the more readable choice on this background.
#013398rgb(1, 51, 152)hsl(220, 99%, 30%)hsv(220, 99%, 60%)cmyk(99%, 66%, 0%, 40%)oklch(37% 0.172 262.2)lab(24.59% 20.74 -60.18)lch(24.59% 63.66 289.02)What #013398 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 #013398, 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.
#013398 Channel Values
How #013398 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 1 · G 51 · B 152 | 8-bit channels as sent to the display |
| HSL | H 220° · S 99% · L 30% | Easiest model for building lighter and darker variants |
| HSV | H 220° · S 99% · V 60% | Matches the picker in most design tools |
| CMYK | C 99% · M 66% · Y 0% · K 40% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.89:1 vs white · 1.93:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #013398 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 #013398 in the contrast checker.
Colors That Go With #013398
Pairings derived from color-wheel relationships. The complementary color sits opposite #013398; 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 #013398
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 #013398.
How #013398 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.
#013398#2E2E98#233098#292998#1F2D98#004A4A#004272#3D3D3DUsing #013398 in Code
Copy-ready declarations for the places this color usually ends up.
--color-013398: #013398;background-color: #013398;colors: { 'color-013398': '#013398' }Color(red: 0.004, green: 0.200, blue: 0.596)<color name="color_013398">#013398</color>fill="#013398"More Blue Colors
#013398 sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.
#013398 Frequently Asked Questions
What color is #013398?
#013398 is a dark blue — rgb(1, 51, 152) in RGB and hsl(220, 99%, 30%) in HSL. It carries no registered color name of its own; the closest named color is Smalt (Dark Powder Blue) (#003399), which is indistinguishable to the eye at a CIE76 distance of 0.59.
What is the RGB value of #013398?
#013398 is rgb(1, 51, 152) — red 1, green 51, and blue 152 on the 0-255 scale.
What is the CMYK value of #013398?
#013398 converts to approximately cmyk(99%, 66%, 0%, 40%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #013398 be black or white?
White text is the more readable choice. #013398 scores 10.89:1 against white and 1.93:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #013398 as a CSS color keyword?
No. #013398 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 14.37, which is visibly different.
Open #013398 in a Tool
Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.