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#146dfd

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

RGB
20, 109, 253
HSL
217°, 98%, 54%
CMYK
92, 57, 0, 1
Luminance
0.1818

At a glance

Every number on this page in one read: what #146dfd is made of, how bright it looks, and which way it leans.

Hex
#146dfd
Hue
217°
blue
Saturation
98%
electric
Lightness
54%
balanced
Brightness
99%
HSV value
Perceived
47%
weighted brightness
Luminance
0.1818
WCAG relative
Temperature
Cool
96/100 cool
Color family
Blue
Tone
Electric
Best ink
Black
4.64:1
Closest name
Royal Blue
ΔE2000 3.8
Where it sits
Hue217° of 360°
Saturation98%
Lightness54%
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#146dfd
RGBrgb(20, 109, 253)
HSLhsl(217, 98%, 54%)
CMYKcmyk(92%, 57%, 0%, 1%)
LABlab(49.7 30.5 -77.9)
LCHlch(49.7 83.7 291.4)
OKLCHoklch(0.577 0.229 260.6)
Decimal1338877
Display P3color(display-p3 0.078 0.427 0.992)

Copy-ready code

/* CSS */
color: #146dfd;
background-color: #146dfd;
/* Tailwind (arbitrary) */
class="text-[#146dfd] bg-[#146dfd]"
/* SCSS */
$brand: #146dfd;
/* SwiftUI */
Color(red: 0.078, green: 0.427, blue: 0.992)
/* Android */
Color.parseColor("#146dfd")
/* Flutter */
Color(0xFF146DFD)
/* Python / OpenCV (BGR) */
(253, 109, 20)

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#000000 on #146dfd · 4.64:1
Use #000000AA at every size, AAA for large text only.
Aa
White text · 4.53:1
AA pass · AA large pass · AAA fail
Aa
Black text · 4.64:1 · recommended
AA pass · AA large pass · AAA fail
Reading the other direction: #146dfd as text scores 4.53:1 on white and 4.64:1 on black.

Accessibility — WCAG contrast

Aa
#146dfd on white: 4.53:1
AA ✓ pass · AA-large · AAA
Aa
#146dfd on black: 4.64:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #0081FF
deuteranopia · #006CFA
tritanopia · #0092AA

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #146dfd is pinned to step 500; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F1F6FD
#E3EDFC
#C1D7FB
#90BAFE
#5897FE
#146dfd
#025EF3
#024ECA
#013FA2
#063075
#041E49
Base = 500Lightest = 50 · #F1F6FDDarkest = 950 · #041E49
:root {
  --brand-50: #F1F6FD;
  --brand-100: #E3EDFC;
  --brand-200: #C1D7FB;
  --brand-300: #90BAFE;
  --brand-400: #5897FE;
  --brand-500: #146dfd;
  --brand-600: #025EF3;
  --brand-700: #024ECA;
  --brand-800: #013FA2;
  --brand-900: #063075;
  --brand-950: #041E49;
  --brand: #146dfd;
  --brand-ink: #000000;
}

Colors that work with #146dfd

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

Text on it#000000
Black wins here
Surface#F4F7FA
Tinted page background
Border#C0D1ED
Hairlines and dividers
Muted text#4B699B
Captions on the surface
Accent#CC4B00
Second voice, not a rival
Dark variant#01317E
Hover, pressed, headers
Light variant#E6EFFF
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 #146dfd

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#FDA414
Analogous left#14E1FD
Analogous right#2F14FD
Split-complement 1#FD2F14
Split-complement 2#E1FD14
Triadic 1#FD146D
Triadic 2#6DFD14
Tetradic#FD14E1

RGB percentages

Red7.8%
Green42.7%
Blue99.2%

CMYK percentages

Cyan92.1%
Magenta56.9%
Yellow0.0%
Key (black)0.8%

Color previews

#146dfd text on a black background

contrast 4.64:1

Card sample

#146dfd text on a white background

contrast 4.53:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #146dfd;
Background color
Panel with #146dfd background
background-color: #146dfd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #146dfd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(20, 109, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(20, 109, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #146dfd;
background: linear-gradient(135deg, #146dfd, #5614FD);

Monochromatic scale

Palettes built from #146dfd

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.

#146dfd 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

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

#146dfd, answered

What color is #146dfd?

#146dfd is a balanced electric blue, closest to Royal Blue (ΔE2000 3.8). It sits at 217° on the hue wheel with 98% saturation and 54% lightness, which reads as cool.

What is the RGB value of #146dfd?

rgb(20, 109, 253) — 20 red, 109 green and 253 blue out of 255, or 7.8% / 42.7% / 99.2% by channel.

Is #146dfd a light or a dark color?

It is a mid-tone. Relative luminance is 0.1818 and perceived brightness is 47%, so black text on it reaches 4.64:1.

Should I use black or white text on #146dfd?

Black. It scores 4.64:1 against #146dfd, versus 4.53:1 for white — AA at any size.

What is the complementary color of #146dfd?

#FDA414 sits directly opposite on the wheel. Softer options are the split-complements #FD2F14 and #E1FD14, which give the same contrast with far less vibration.

What colors go well with #146dfd?

For interface work: #F4F7FA as the surface, #C0D1ED for borders, #4B699B for secondary text, #CC4B00 as an accent and #01317E for hover and pressed states. For a palette, the analogous pair #14E1FD and #2F14FD stays calm, while #FDA414 is the loudest partner.

What is #146dfd in CMYK for printing?

cmyk(92%, 57%, 0%, 1%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #146dfd 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 #1417FD; nudged cooler, #0069F7.

Work with #146dfd in the Color Lab