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#4B87AA Color

#4B87AA is rgb(75, 135, 170) in RGB, hsl(202, 39%, 48%) in HSL, and about cmyk(56%, 21%, 0%, 33%) in CMYK. It has no registered color name of its own — the closest is Air Force Blue (#5D8AA8), clearly related but distinguishable side by side at ΔE 5.05. Black text is the more readable choice on this background.

#4B87AA
HEX#4B87AA
RGBrgb(75, 135, 170)
HSLhsl(202, 39%, 48%)
HSVhsv(202, 56%, 67%)
CMYKcmyk(56%, 21%, 0%, 33%)
OKLCHoklch(59.7% 0.082 236)
LABlab(53.35% -12.39 -24.98)
LCHlch(53.35% 27.88 243.63)

What #4B87AA 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 #4B87AA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Air Force Blue#5D8AA8ΔE 5.05Steel Blue#4682B4ΔE 8.93Cerulean Frost#6D9BC3ΔE 9.61Silver Lake Blue#5D89BAΔE 9.64Cerulean#007BA7ΔE 10.3Air Superiority Blue#72A0C1ΔE 10.86

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

#4B87AA Channel Values

How #4B87AA 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 75 · G 135 · B 1708-bit channels as sent to the display
HSLH 202° · S 39% · L 48%Easiest model for building lighter and darker variants
HSVH 202° · S 56% · V 67%Matches the picker in most design tools
CMYKC 56% · M 21% · Y 0% · K 33%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.93:1 vs white · 5.35:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #4B87AA 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.

Fails AAWhite text3.93:1AA normal AA large AAA normal
TextBlack text5.35:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #4B87AA in the contrast checker.

Colors That Go With #4B87AA

Pairings derived from color-wheel relationships. The complementary color sits opposite #4B87AA; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#4B87AA
Complementary
#AA6E4B
Analogous
#4BAA9D
Analogous
#4B57AA
Triadic
#AA4B87
Triadic
#87AA4B
Split comp.
#AA4B57
Split comp.
#AA9D4B

Tints & Shades of #4B87AA

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

#5F98B9
#78A8C4
#91B8CF
#ADCADB
#C6DAE6
#DFEAF1

Shades

#417695
#36637C
#2D5267
#244152
#1A303C
#101C23

Want a full 50-950 ramp with semantic roles? Generate design tokens from #4B87AA.

How #4B87AA 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#4B87AA
Protanopia#7F7FAA
Protanomaly#6E82AA
Deuteranopia#7777AB
Deuteranomaly#687EAB
Tritanopia#3F8C8C
Tritanomaly#448A99
Achromatopsia#808080

Test a full palette in the color blindness simulator.

Using #4B87AA in Code

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

CSS custom property--color-4b87aa: #4B87AA;
CSS backgroundbackground-color: #4B87AA;
Tailwind configcolors: { 'color-4b87aa': '#4B87AA' }
SwiftUIColor(red: 0.294, green: 0.529, blue: 0.667)
Android XML<color name="color_4b87aa">#4B87AA</color>
SVG fillfill="#4B87AA"

More Blue Colors

#4B87AA sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

000024fafaff00002ef9fafb000033f8fafc000038f8f8ff000042f5faff000047f5f5ff002147007dfa0f52ba1c39bb2a3439372aac4e3cc364609a7abdff979aaab8dbffd6d6ff

#4B87AA Frequently Asked Questions

What color is #4B87AA?

#4B87AA is a mid-tone blue — rgb(75, 135, 170) in RGB and hsl(202, 39%, 48%) in HSL. It carries no registered color name of its own; the closest named color is Air Force Blue (#5D8AA8), which is clearly related but distinguishable side by side at a CIE76 distance of 5.05.

What is the RGB value of #4B87AA?

#4B87AA is rgb(75, 135, 170) — red 75, green 135, and blue 170 on the 0-255 scale.

What is the CMYK value of #4B87AA?

#4B87AA converts to approximately cmyk(56%, 21%, 0%, 33%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #4B87AA be black or white?

Black text is the more readable choice. #4B87AA scores 3.93:1 against white and 5.35:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #4B87AA as a CSS color keyword?

No. #4B87AA 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 8.93, which is clearly related but distinguishable side by side.

Open #4B87AA in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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