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#2f6bc2

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

RGB
47, 107, 194
HSL
216°, 61%, 47%
CMYK
76, 45, 0, 24
Luminance
0.1501

At a glance

Every number on this page in one read: what #2f6bc2 is made of, how bright it looks, and which way it leans.

Hex
#2f6bc2
Hue
216°
blue
Saturation
61%
vivid
Lightness
47%
balanced
Brightness
76%
HSV value
Perceived
42%
weighted brightness
Luminance
0.1501
WCAG relative
Temperature
Cool
97/100 cool
Color family
Blue
Tone
Vivid
Best ink
White
5.25:1
Closest name
Royal Blue
ΔE2000 5.5
Where it sits
Hue216° of 360°
Saturation61%
Lightness47%
Temperature
Warm ← → Cool97% 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#2f6bc2
RGBrgb(47, 107, 194)
HSLhsl(216, 61%, 47%)
CMYKcmyk(76%, 45%, 0%, 24%)
LABlab(45.6 11.3 -51.1)
LCHlch(45.6 52.3 282.4)
OKLCHoklch(0.535 0.150 258.1)
Decimal3107778
Display P3color(display-p3 0.184 0.420 0.761)

Copy-ready code

/* CSS */
color: #2f6bc2;
background-color: #2f6bc2;
/* Tailwind (arbitrary) */
class="text-[#2f6bc2] bg-[#2f6bc2]"
/* SCSS */
$brand: #2f6bc2;
/* SwiftUI */
Color(red: 0.184, green: 0.420, blue: 0.761)
/* Android */
Color.parseColor("#2f6bc2")
/* Flutter */
Color(0xFF2F6BC2)
/* Python / OpenCV (BGR) */
(194, 107, 47)

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 #2f6bc2 · 5.25:1
Use #ffffffAA at every size, AAA for large text only.
Aa
White text · 5.25:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 4.00:1
AA fail · AA large pass · AAA fail
Reading the other direction: #2f6bc2 as text scores 5.25:1 on white and 4.00:1 on black.

Accessibility — WCAG contrast

Aa
#2f6bc2 on white: 5.25:1
AA ✓ pass · AA-large · AAA
Aa
#2f6bc2 on black: 4.00:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #3E73C5
deuteranopia · #1F66C0
tritanopia · #00808D

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #2f6bc2 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.

#F4F7FB
#E8EEF7
#CCDBF0
#A5C1E9
#78A1DE
#4A82D3
#2f6bc2
#285BA4
#204883
#1B3760
#11223C
Base = 600Lightest = 50 · #F4F7FBDarkest = 950 · #11223C
:root {
  --brand-50: #F4F7FB;
  --brand-100: #E8EEF7;
  --brand-200: #CCDBF0;
  --brand-300: #A5C1E9;
  --brand-400: #78A1DE;
  --brand-500: #4A82D3;
  --brand-600: #2f6bc2;
  --brand-700: #285BA4;
  --brand-800: #204883;
  --brand-900: #1B3760;
  --brand-950: #11223C;
  --brand: #2f6bc2;
  --brand-ink: #ffffff;
}

Colors that work with #2f6bc2

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#C0D2ED
Hairlines and dividers
Muted text#4B6B9B
Captions on the surface
Accent#C7602A
Second voice, not a rival
Dark variant#193967
Hover, pressed, headers
Light variant#EAF1FA
Selected rows, tints
Dark surface#141B24
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 #2f6bc2

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

Works well for
  • Body text and links on white
  • 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#C2862F
Analogous left#2FB5C2
Analogous right#3D2FC2
Split-complement 1#C23D2F
Split-complement 2#B5C22F
Triadic 1#C22F6B
Triadic 2#6BC22F
Tetradic#C22FB5

RGB percentages

Red18.4%
Green42.0%
Blue76.1%

CMYK percentages

Cyan75.8%
Magenta44.8%
Yellow0.0%
Key (black)23.9%

Color previews

#2f6bc2 text on a black background

contrast 4.00:1

Card sample

#2f6bc2 text on a white background

contrast 5.25:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #2f6bc2;
Background color
Panel with #2f6bc2 background
background-color: #2f6bc2;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2f6bc2;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(47, 107, 194, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 107, 194, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f6bc2;
background: linear-gradient(135deg, #2f6bc2, #552FC2);

Monochromatic scale

Palettes built from #2f6bc2

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.

#2f6bc2 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.

#2f6bc2, answered

What color is #2f6bc2?

#2f6bc2 is a balanced vivid blue, closest to Royal Blue (ΔE2000 5.5). It sits at 216° on the hue wheel with 61% saturation and 47% lightness, which reads as cool.

What is the RGB value of #2f6bc2?

rgb(47, 107, 194) — 47 red, 107 green and 194 blue out of 255, or 18.4% / 42% / 76.1% by channel.

Is #2f6bc2 a light or a dark color?

It is a dark color. Relative luminance is 0.1501 and perceived brightness is 42%, so white text on it reaches 5.25:1.

Should I use black or white text on #2f6bc2?

White. It scores 5.25:1 against #2f6bc2, versus 4.00:1 for black — AA at any size.

What is the complementary color of #2f6bc2?

#C2862F sits directly opposite on the wheel. Softer options are the split-complements #C23D2F and #B5C22F, which give the same contrast with far less vibration.

What colors go well with #2f6bc2?

For interface work: #F4F7FA as the surface, #C0D2ED for borders, #4B6B9B for secondary text, #C7602A as an accent and #193967 for hover and pressed states. For a palette, the analogous pair #2FB5C2 and #3D2FC2 stays calm, while #C2862F is the loudest partner.

What is #2f6bc2 in CMYK for printing?

cmyk(76%, 45%, 0%, 24%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #2f6bc2 warm or cool?

Cool — it scores 97 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #2F35C2; nudged cooler, #2864B0.

Work with #2f6bc2 in the Color Lab