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#8367fc

a light, electric blue · cool · closest name: Medium Slate Blue

RGB
131, 103, 252
HSL
251°, 96%, 70%
CMYK
48, 59, 0, 1
Luminance
0.2155

At a glance

Every number on this page in one read: what #8367fc is made of, how bright it looks, and which way it leans.

Hex
#8367fc
Hue
251°
blue
Saturation
96%
electric
Lightness
70%
light
Brightness
99%
HSV value
Perceived
53%
weighted brightness
Luminance
0.2155
WCAG relative
Temperature
Cool
77/100 cool
Color family
Blue
Tone
Electric
Best ink
Black
5.31:1
Closest name
Medium Slate Blue
ΔE2000 2.3
Where it sits
Hue251° of 360°
Saturation96%
Lightness70%
Temperature
Warm ← → Cool77% 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#8367fc
RGBrgb(131, 103, 252)
HSLhsl(251, 96%, 70%)
CMYKcmyk(48%, 59%, 0%, 1%)
LABlab(53.5 47.2 -70.9)
LCHlch(53.5 85.2 303.7)
OKLCHoklch(0.619 0.212 287.1)
Decimal8611836
Display P3color(display-p3 0.514 0.404 0.988)

Copy-ready code

/* CSS */
color: #8367fc;
background-color: #8367fc;
/* Tailwind (arbitrary) */
class="text-[#8367fc] bg-[#8367fc]"
/* SCSS */
$brand: #8367fc;
/* SwiftUI */
Color(red: 0.514, green: 0.404, blue: 0.988)
/* Android */
Color.parseColor("#8367fc")
/* Flutter */
Color(0xFF8367FC)
/* Python / OpenCV (BGR) */
(252, 103, 131)

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 #8367fc · 5.31:1
Use #000000AA at every size, AAA for large text only.
Aa
White text · 3.95:1
AA fail · AA large pass · AAA fail
Aa
Black text · 5.31:1 · recommended
AA pass · AA large pass · AAA fail
Reading the other direction: #8367fc as text scores 3.95:1 on white and 5.31:1 on black.

Accessibility — WCAG contrast

Aa
#8367fc on white: 3.95:1
AA ✗ fail · AA-large · AAA
Aa
#8367fc on black: 5.31:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #0084FF
deuteranopia · #007CF9
tritanopia · #5989A8

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #8367fc is pinned to step 400; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F4F1FD
#E8E4FC
#CCC1FA
#A591FD
#8367fc
#4C23FB
#3105F0
#2904C8
#2103A0
#1B0773
#110448
Base = 400Lightest = 50 · #F4F1FDDarkest = 950 · #110448
:root {
  --brand-50: #F4F1FD;
  --brand-100: #E8E4FC;
  --brand-200: #CCC1FA;
  --brand-300: #A591FD;
  --brand-400: #8367fc;
  --brand-500: #4C23FB;
  --brand-600: #3105F0;
  --brand-700: #2904C8;
  --brand-800: #2103A0;
  --brand-900: #1B0773;
  --brand-950: #110448;
  --brand: #8367fc;
  --brand-ink: #000000;
}

Colors that work with #8367fc

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#F5F4FA
Tinted page background
Border#C8C0ED
Hairlines and dividers
Muted text#5A4B9B
Captions on the surface
Accent#CCBF00
Second voice, not a rival
Dark variant#1A027D
Hover, pressed, headers
Light variant#EBE6FF
Selected rows, tints
Dark surface#171424
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 #8367fc

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

Works well for
  • Headings from 24px up on white
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Small text on white — under 4.5:1
  • Full-page backgrounds — tiring over long sessions
  • White text placed on it
  • 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#E0FC67
Analogous left#6795FC
Analogous right#CE67FC
Split-complement 1#FCCE67
Split-complement 2#95FC67
Triadic 1#FC8367
Triadic 2#67FC83
Tetradic#FC6795

RGB percentages

Red51.4%
Green40.4%
Blue98.8%

CMYK percentages

Cyan48.0%
Magenta59.1%
Yellow0.0%
Key (black)1.2%

Color previews

#8367fc text on a black background

contrast 5.31:1

Card sample

#8367fc text on a white background

contrast 3.95:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #8367fc;
Background color
Panel with #8367fc background
background-color: #8367fc;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #8367fc;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(131, 103, 252, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(131, 103, 252, 0.45);
Border & gradient
Gradient panel
border: 3px solid #8367fc;
background: linear-gradient(135deg, #8367fc, #E667FC);

Monochromatic scale

Palettes built from #8367fc

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.

#8367fc 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
SurfacesBadgesHighlightsEmpty states
Print note

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

#8367fc, answered

What color is #8367fc?

#8367fc is a light electric blue, closest to Medium Slate Blue (ΔE2000 2.3). It sits at 251° on the hue wheel with 96% saturation and 70% lightness, which reads as cool.

What is the RGB value of #8367fc?

rgb(131, 103, 252) — 131 red, 103 green and 252 blue out of 255, or 51.4% / 40.4% / 98.8% by channel.

Is #8367fc a light or a dark color?

It is a mid-tone. Relative luminance is 0.2155 and perceived brightness is 53%, so black text on it reaches 5.31:1.

Should I use black or white text on #8367fc?

Black. It scores 5.31:1 against #8367fc, versus 3.95:1 for white — AA at any size.

What is the complementary color of #8367fc?

#E0FC67 sits directly opposite on the wheel. Softer options are the split-complements #FCCE67 and #95FC67, which give the same contrast with far less vibration.

What colors go well with #8367fc?

For interface work: #F5F4FA as the surface, #C8C0ED for borders, #5A4B9B for secondary text, #CCBF00 as an accent and #1A027D for hover and pressed states. For a palette, the analogous pair #6795FC and #CE67FC stays calm, while #E0FC67 is the loudest partner.

What is #8367fc in CMYK for printing?

cmyk(48%, 59%, 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 #8367fc warm or cool?

Cool — it scores 77 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #BA67FC; nudged cooler, #6581FE.

Work with #8367fc in the Color Lab