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#1D435E Color

#1D435E is rgb(29, 67, 94) in RGB, hsl(205, 53%, 24%) in HSL, and about cmyk(69%, 29%, 0%, 63%) in CMYK. It has no registered color name of its own — the closest is Police Blue (#374F6B), clearly related but distinguishable side by side at ΔE 6.99. White text is the more readable choice on this background.

#1D435E
HEX#1D435E
RGBrgb(29, 67, 94)
HSLhsl(205, 53%, 24%)
HSVhsv(205, 69%, 37%)
CMYKcmyk(69%, 29%, 0%, 63%)
OKLCHoklch(36.9% 0.064 242.2)
LABlab(26.67% -6.61 -20.40)
LCHlch(26.67% 21.44 252.05)

What #1D435E 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 #1D435E, 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.

#1D435E Channel Values

How #1D435E breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 29 · G 67 · B 948-bit channels as sent to the display
HSLH 205° · S 53% · L 24%Easiest model for building lighter and darker variants
HSVH 205° · S 69% · V 37%Matches the picker in most design tools
CMYKC 69% · M 29% · Y 0% · K 63%Approximate ink mix; confirm with an ICC profile before printing
Luminance10.41:1 vs white · 2.02:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #1D435E 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.

TextWhite text10.41:1AA normal AA large AAA normal
Fails AABlack text2.02:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #1D435E in the contrast checker.

Colors That Go With #1D435E

Pairings derived from color-wheel relationships. The complementary color sits opposite #1D435E; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #1D435E

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.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #1D435E.

How #1D435E 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.

Typical#1D435E
Protanopia#3E3E5E
Protanomaly#34405E
Deuteranopia#3A3A5E
Deuteranomaly#303E5E
Tritanopia#104747
Tritanomaly#164551
Achromatopsia#404040

Test a full palette in the color blindness simulator.

Using #1D435E in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-1d435e: #1D435E;
CSS backgroundbackground-color: #1D435E;
Tailwind configcolors: { 'color-1d435e': '#1D435E' }
SwiftUIColor(red: 0.114, green: 0.263, blue: 0.369)
Android XML<color name="color_1d435e">#1D435E</color>
SVG fillfill="#1D435E"

More Blue Colors

#1D435E sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#1D435E Frequently Asked Questions

What color is #1D435E?

#1D435E is a dark blue — rgb(29, 67, 94) in RGB and hsl(205, 53%, 24%) in HSL. It carries no registered color name of its own; the closest named color is Police Blue (#374F6B), which is clearly related but distinguishable side by side at a CIE76 distance of 6.99.

What is the RGB value of #1D435E?

#1D435E is rgb(29, 67, 94) — red 29, green 67, and blue 94 on the 0-255 scale.

What is the CMYK value of #1D435E?

#1D435E converts to approximately cmyk(69%, 29%, 0%, 63%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1D435E be black or white?

White text is the more readable choice. #1D435E scores 10.41:1 against white and 2.02:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1D435E as a CSS color keyword?

No. #1D435E 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 darkslategray (#2F4F4F) at a CIE76 distance of 17.97, which is visibly different.

Open #1D435E in a Tool

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.