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#4875bc

a balanced, vivid blue · cool · closest name: Steel Blue

RGB
72, 117, 188
HSL
217°, 46%, 51%
CMYK
62, 38, 0, 26
Luminance
0.1773

At a glance

Every number on this page in one read: what #4875bc is made of, how bright it looks, and which way it leans.

Hex
#4875bc
Hue
217°
blue
Saturation
46%
vivid
Lightness
51%
balanced
Brightness
74%
HSV value
Perceived
46%
weighted brightness
Luminance
0.1773
WCAG relative
Temperature
Cool
96/100 cool
Color family
Blue
Tone
Vivid
Best ink
White
4.62:1
Closest name
Steel Blue
ΔE2000 6.1
Where it sits
Hue217° of 360°
Saturation46%
Lightness51%
Temperature
Warm ← → Cool96% cool

Reads cool. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Every format

HEX#4875bc
RGBrgb(72, 117, 188)
HSLhsl(217, 46%, 51%)
CMYKcmyk(62%, 38%, 0%, 26%)
LABlab(49.2 6.8 -42.0)
LCHlch(49.2 42.5 279.2)
OKLCHoklch(0.564 0.121 259.2)
Decimal4748732
Display P3color(display-p3 0.282 0.459 0.737)

Copy-ready code

/* CSS */
color: #4875bc;
background-color: #4875bc;
/* Tailwind (arbitrary) */
class="text-[#4875bc] bg-[#4875bc]"
/* SCSS */
$brand: #4875bc;
/* SwiftUI */
Color(red: 0.282, green: 0.459, blue: 0.737)
/* Android */
Color.parseColor("#4875bc")
/* Flutter */
Color(0xFF4875BC)
/* Python / OpenCV (BGR) */
(188, 117, 72)

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#ffffff on #4875bc · 4.62:1
Use #ffffffAA at every size, AAA for large text only.
Aa
White text · 4.62:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 4.55:1
AA pass · AA large pass · AAA fail
Reading the other direction: #4875bc as text scores 4.62:1 on white and 4.55:1 on black.

Accessibility — WCAG contrast

Aa
#4875bc on white: 4.62:1
AA ✓ pass · AA-large · AAA
Aa
#4875bc on black: 4.55:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #567BBF
deuteranopia · #4770BB
tritanopia · #00858F

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #4875bc is pinned to step 600; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F5F7FA
#EAEEF5
#D0DBEB
#ADC1E1
#84A2D2
#5B83C3
#4875bc
#375B95
#2C4977
#233757
#162337
Base = 600Lightest = 50 · #F5F7FADarkest = 950 · #162337
:root {
  --brand-50: #F5F7FA;
  --brand-100: #EAEEF5;
  --brand-200: #D0DBEB;
  --brand-300: #ADC1E1;
  --brand-400: #84A2D2;
  --brand-500: #5B83C3;
  --brand-600: #4875bc;
  --brand-700: #375B95;
  --brand-800: #2C4977;
  --brand-900: #233757;
  --brand-950: #162337;
  --brand: #4875bc;
  --brand-ink: #ffffff;
}

Colors that work with #4875bc

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#ffffff
White wins here
Surface#F4F7FA
Tinted page background
Border#C3D2E9
Hairlines and dividers
Muted text#4B6A9B
Captions on the surface
Accent#C17143
Second voice, not a rival
Dark variant#22395D
Hover, pressed, headers
Light variant#ECF1F8
Selected rows, tints
Dark surface#141A24
Dark-mode background
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

How to use #4875bc

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Body text and links on white
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Brand accents, badges and data highlights
Use with care
  • Full-page backgrounds — tiring over long sessions
  • Pairing with a same-lightness hue — edges vibrate

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#BC8F48
Analogous left#48AFBC
Analogous right#5548BC
Split-complement 1#BC5548
Split-complement 2#AFBC48
Triadic 1#BC4875
Triadic 2#75BC48
Tetradic#BC48AF

RGB percentages

Red28.2%
Green45.9%
Blue73.7%

CMYK percentages

Cyan61.7%
Magenta37.8%
Yellow0.0%
Key (black)26.3%

Color previews

#4875bc text on a black background

contrast 4.55:1

Card sample

#4875bc text on a white background

contrast 4.62:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #4875bc;
Background color
Panel with #4875bc background
background-color: #4875bc;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #4875bc;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(72, 117, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(72, 117, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4875bc;
background: linear-gradient(135deg, #4875bc, #6848BC);

Monochromatic scale

Palettes built from #4875bc

Shades — darker

Tints — lighter

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#4875bc in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
TechnologyFinanceHealthcareEnterprise SaaS
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Converts to four-color process without much drama. Proof it anyway.

#4875bc, answered

What color is #4875bc?

#4875bc is a balanced vivid blue, closest to Steel Blue (ΔE2000 6.1). It sits at 217° on the hue wheel with 46% saturation and 51% lightness, which reads as cool.

What is the RGB value of #4875bc?

rgb(72, 117, 188) — 72 red, 117 green and 188 blue out of 255, or 28.2% / 45.9% / 73.7% by channel.

Is #4875bc a light or a dark color?

It is a dark color. Relative luminance is 0.1773 and perceived brightness is 46%, so white text on it reaches 4.62:1.

Should I use black or white text on #4875bc?

White. It scores 4.62:1 against #4875bc, versus 4.55:1 for black — AA at any size.

What is the complementary color of #4875bc?

#BC8F48 sits directly opposite on the wheel. Softer options are the split-complements #BC5548 and #AFBC48, which give the same contrast with far less vibration.

What colors go well with #4875bc?

For interface work: #F4F7FA as the surface, #C3D2E9 for borders, #4B6A9B for secondary text, #C17143 as an accent and #22395D for hover and pressed states. For a palette, the analogous pair #48AFBC and #5548BC stays calm, while #BC8F48 is the loudest partner.

What is #4875bc in CMYK for printing?

cmyk(62%, 38%, 0%, 26%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #4875bc warm or cool?

Cool — it scores 96 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #484BBC; nudged cooler, #3D6EAE.

Work with #4875bc in the Color Lab