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#810fba

a dark, electric violet · cool · closest name: Dark Violet

RGB
129, 15, 186
HSL
280°, 85%, 39%
CMYK
31, 92, 0, 27
Luminance
0.0855

At a glance

Every number on this page in one read: what #810fba is made of, how bright it looks, and which way it leans.

Hex
#810fba
Hue
280°
violet
Saturation
85%
electric
Lightness
39%
dark
Brightness
73%
HSV value
Perceived
37%
weighted brightness
Luminance
0.0855
WCAG relative
Temperature
Cool
61/100 cool
Color family
Violet
Tone
Electric
Best ink
White
7.75:1
Closest name
Dark Violet
ΔE2000 4.4
Where it sits
Hue280° of 360°
Saturation85%
Lightness39%
Temperature
Warm ← → Cool61% 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#810fba
RGBrgb(129, 15, 186)
HSLhsl(280, 85%, 39%)
CMYKcmyk(31%, 92%, 0%, 27%)
LABlab(35.1 67.3 -63.2)
LCHlch(35.1 92.3 316.8)
OKLCHoklch(0.472 0.232 309.0)
Decimal8458170
Display P3color(display-p3 0.506 0.059 0.729)

Copy-ready code

/* CSS */
color: #810fba;
background-color: #810fba;
/* Tailwind (arbitrary) */
class="text-[#810fba] bg-[#810fba]"
/* SCSS */
$brand: #810fba;
/* SwiftUI */
Color(red: 0.506, green: 0.059, blue: 0.729)
/* Android */
Color.parseColor("#810fba")
/* Flutter */
Color(0xFF810FBA)
/* Python / OpenCV (BGR) */
(186, 15, 129)

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 #810fba · 7.75:1
Use #ffffffAAA at every size.
Aa
White text · 7.75:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 2.71:1
AA fail · AA large fail · AAA fail
Reading the other direction: #810fba as text scores 7.75:1 on white and 2.71:1 on black.

Accessibility — WCAG contrast

Aa
#810fba on white: 7.75:1
AA ✓ pass · AA-large · AAA
Aa
#810fba on black: 2.71:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #004FBE
deuteranopia · #0054B7
tritanopia · #78456D

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #810fba is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F9F2FC
#F3E5FA
#E6C5F7
#D797F7
#C363F2
#AF2FEE
#9D12E3
#810fba
#690C97
#4D0D6D
#300844
Base = 700Lightest = 50 · #F9F2FCDarkest = 950 · #300844
:root {
  --brand-50: #F9F2FC;
  --brand-100: #F3E5FA;
  --brand-200: #E6C5F7;
  --brand-300: #D797F7;
  --brand-400: #C363F2;
  --brand-500: #AF2FEE;
  --brand-600: #9D12E3;
  --brand-700: #810fba;
  --brand-800: #690C97;
  --brand-900: #4D0D6D;
  --brand-950: #300844;
  --brand: #810fba;
  --brand-ink: #ffffff;
}

Colors that work with #810fba

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#F8F4FA
Tinted page background
Border#DEC0ED
Hairlines and dividers
Muted text#804B9B
Captions on the surface
Accent#75C10B
Second voice, not a rival
Dark variant#520976
Hover, pressed, headers
Light variant#F6E7FD
Selected rows, tints
Dark surface#1F1424
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 #810fba

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
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text on black or near-black surfaces
  • Full-page backgrounds — tiring over long sessions
  • Black 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#48BA0F
Analogous left#2B0FBA
Analogous right#BA0F9D
Split-complement 1#9DBA0F
Split-complement 2#0FBA2B
Triadic 1#BA810F
Triadic 2#0FBA81
Tetradic#BA2B0F

RGB percentages

Red50.6%
Green5.9%
Blue72.9%

CMYK percentages

Cyan30.6%
Magenta91.9%
Yellow0.0%
Key (black)27.1%

Color previews

#810fba text on a black background

contrast 2.71:1

Card sample

#810fba text on a white background

contrast 7.75:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #810fba;
Background color
Panel with #810fba background
background-color: #810fba;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #810fba;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(129, 15, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 15, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #810fba;
background: linear-gradient(135deg, #810fba, #BA0F81);

Monochromatic scale

Palettes built from #810fba

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.

#810fba in the real world

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

Industries
Creative toolsFintechBeautyLuxury
Common UI roles
ButtonsLinksFocus statesCharts
Print note

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

#810fba, answered

What color is #810fba?

#810fba is a dark electric violet, closest to Dark Violet (ΔE2000 4.4). It sits at 280° on the hue wheel with 85% saturation and 39% lightness, which reads as cool.

What is the RGB value of #810fba?

rgb(129, 15, 186) — 129 red, 15 green and 186 blue out of 255, or 50.6% / 5.9% / 72.9% by channel.

Is #810fba a light or a dark color?

It is a dark color. Relative luminance is 0.0855 and perceived brightness is 37%, so white text on it reaches 7.75:1.

Should I use black or white text on #810fba?

White. It scores 7.75:1 against #810fba, versus 2.71:1 for black — AAA at any size.

What is the complementary color of #810fba?

#48BA0F sits directly opposite on the wheel. Softer options are the split-complements #9DBA0F and #0FBA2B, which give the same contrast with far less vibration.

What colors go well with #810fba?

For interface work: #F8F4FA as the surface, #DEC0ED for borders, #804B9B for secondary text, #75C10B as an accent and #520976 for hover and pressed states. For a palette, the analogous pair #2B0FBA and #BA0F9D stays calm, while #48BA0F is the loudest partner.

What is #810fba in CMYK for printing?

cmyk(31%, 92%, 0%, 27%). 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 #810fba warm or cool?

Cool — it scores 61 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #BA0FB4; nudged cooler, #410DBC.

Work with #810fba in the Color Lab