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#36537D Color

#36537D is rgb(54, 83, 125) in RGB, hsl(215, 40%, 35%) in HSL, and about cmyk(57%, 34%, 0%, 51%) in CMYK. It has no registered color name of its own — the closest is Metallic Blue (#32527B), below the threshold most people can see at ΔE 1.22. White text is the more readable choice on this background.

#36537D
HEX#36537D
RGBrgb(54, 83, 125)
HSLhsl(215, 40%, 35%)
HSVhsv(215, 57%, 49%)
CMYKcmyk(57%, 34%, 0%, 51%)
OKLCHoklch(43.9% 0.078 257.6)
LABlab(34.53% -0.87 -27.51)
LCHlch(34.53% 27.53 268.18)

What #36537D 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 #36537D, 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.

#36537D Channel Values

How #36537D 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 54 · G 83 · B 1258-bit channels as sent to the display
HSLH 215° · S 40% · L 35%Easiest model for building lighter and darker variants
HSVH 215° · S 57% · V 49%Matches the picker in most design tools
CMYKC 57% · M 34% · Y 0% · K 51%Approximate ink mix; confirm with an ICC profile before printing
Luminance7.81:1 vs white · 2.69:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #36537D 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 text7.81:1AA normal AA large AAA normal
Fails AABlack text2.69:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #36537D in the contrast checker.

Colors That Go With #36537D

Pairings derived from color-wheel relationships. The complementary color sits opposite #36537D; 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 #36537D

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 #36537D.

How #36537D 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#36537D
Protanopia#4F4F7D
Protanomaly#46517D
Deuteranopia#4B4B7D
Deuteranomaly#434E7D
Tritanopia#295A5A
Tritanomaly#2E576A
Achromatopsia#525252

Test a full palette in the color blindness simulator.

Using #36537D in Code

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

CSS custom property--color-36537d: #36537D;
CSS backgroundbackground-color: #36537D;
Tailwind configcolors: { 'color-36537d': '#36537D' }
SwiftUIColor(red: 0.212, green: 0.325, blue: 0.490)
Android XML<color name="color_36537d">#36537D</color>
SVG fillfill="#36537D"

More Blue Colors

#36537D sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

#36537D Frequently Asked Questions

What color is #36537D?

#36537D is a dark blue — rgb(54, 83, 125) in RGB and hsl(215, 40%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Metallic Blue (#32527B), which is below the threshold most people can see at a CIE76 distance of 1.22.

What is the RGB value of #36537D?

#36537D is rgb(54, 83, 125) — red 54, green 83, and blue 125 on the 0-255 scale.

What is the CMYK value of #36537D?

#36537D converts to approximately cmyk(57%, 34%, 0%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #36537D be black or white?

White text is the more readable choice. #36537D scores 7.81:1 against white and 2.69:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #36537D as a CSS color keyword?

No. #36537D 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 19.73, which is visibly different.

Open #36537D in a Tool

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