#1D4E7C Color

#1D4E7C is rgb(29, 78, 124) in RGB, hsl(209, 62%, 30%) in HSL, and about cmyk(77%, 37%, 0%, 51%) 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 5.01. White text is the more readable choice on this background.

#1D4E7C

HEX#1D4E7C

RGBrgb(29, 78, 124)

HSLhsl(209, 62%, 30%)

HSVhsv(209, 77%, 49%)

CMYKcmyk(77%, 37%, 0%, 51%)

OKLCHoklch(41.5% 0.093 249.9)

LABlab(31.71% -3.69 -31.42)

LCHlch(31.71% 31.63 263.30)

What #1D4E7C 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 #1D4E7C, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Metallic Blue#32527BΔE 5.01 Indigo Dye#00416AΔE 6.49 Traffic Blue#0E518DΔE 8.54 B'dazzled Blue#2E5894ΔE 9.57 Marine Blue#01386AΔE 10.27 Lapis Lazuli#26619CΔE 10.51

Browse the full index of named colors A-Z or every blue in the library.

#1D4E7C Channel Values

How #1D4E7C 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 29 · G 78 · B 124	8-bit channels as sent to the display
HSL	H 209° · S 62% · L 30%	Easiest model for building lighter and darker variants
HSV	H 209° · S 77% · V 49%	Matches the picker in most design tools
CMYK	C 77% · M 37% · Y 0% · K 51%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	8.63:1 vs white · 2.43:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #1D4E7C 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 text8.63:1AA normal AA large AAA normal

Fails AABlack text2.43:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #1D4E7C in the contrast checker.

Colors That Go With #1D4E7C

Pairings derived from color-wheel relationships. The complementary color sits opposite #1D4E7C; 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 #1D4E7C

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 #1D4E7C.

How #1D4E7C 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#1D4E7C

Protanopia#48487C

Protanomaly#3B4B7C

Deuteranopia#42427D

Deuteranomaly#37477C

Tritanopia#005656

Tritanomaly#095367

Achromatopsia#4C4C4C

Test a full palette in the color blindness simulator.

Using #1D4E7C in Code

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

CSS custom property--color-1d4e7c: #1D4E7C;

CSS backgroundbackground-color: #1D4E7C;

Tailwind configcolors: { 'color-1d4e7c': '#1D4E7C' }

SwiftUIColor(red: 0.114, green: 0.306, blue: 0.486)

Android XML<color name="color_1d4e7c">#1D4E7C</color>

SVG fillfill="#1D4E7C"

More Blue Colors

#1D4E7C sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024 fafaff 00002e f9fafb 000033 f8fafc 000038 f8f8ff 000042 f5faff 000047 f5f5ff 002147 007dfa 0f52ba 1c39bb 2a3439 372aac 4e3cc3 64609a 7abdff 979aaa b8dbff d6d6ff

#1D4E7C Frequently Asked Questions

What color is #1D4E7C?

#1D4E7C is a dark blue — rgb(29, 78, 124) in RGB and hsl(209, 62%, 30%) 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 5.01.

What is the RGB value of #1D4E7C?

#1D4E7C is rgb(29, 78, 124) — red 29, green 78, and blue 124 on the 0-255 scale.

What is the CMYK value of #1D4E7C?

#1D4E7C converts to approximately cmyk(77%, 37%, 0%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1D4E7C be black or white?

White text is the more readable choice. #1D4E7C scores 8.63:1 against white and 2.43:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1D4E7C as a CSS color keyword?

No. #1D4E7C 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 20.86, which is visibly different.

Open #1D4E7C in a Tool

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