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violet · cool

#911fdf

a balanced, electric violet · cool · closest name: Blue Violet

Token name suggestion: Atlas Plum

RGB
145, 31, 223
HSL
276°, 76%, 50%
CMYK
35, 86, 0, 13
Luminance
0.1233

#911fdf is a balanced electric violet, 276° on the wheel and 64/100 on the cool side. Put white text on it (6.06:1). As text it scores 6.06:1 on white — safe at any size. Nearest name is Blue Violet, nearest Tailwind family is violet.

hsl(276 76% 50%)rgb(145 31 223)Base step 600AA inkCool

At a glance

Every number on this page in one read: what #911fdf is made of, how bright it looks, and which way it leans.

Hex
#911fdf
Hue
276°
violet
Saturation
76%
electric
Lightness
50%
balanced
Brightness
87%
HSV value
Perceived
44%
weighted brightness
Luminance
0.1233
WCAG relative
Temperature
Cool
64/100 cool
Color family
Violet
Tone
Electric
Best ink
White
6.06:1
Closest name
Blue Violet
ΔE2000 1.6
Chroma
104.2
LCH, 0–130ish
OKLCH L
0.532
perceptual lightness
Tailwind
violet
500 · ΔE 11.8
Web-safe
#9933CC
nearest of 216
Where it sits
Hue276° of 360°
Saturation76%
Lightness50%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #911fdf.

Temperature
Warm ← → Cool64% cool

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

Luminance by channel
Red49%
Green8%
Blue43%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#911fdf
HEX (8-digit)#911fdfff
RGBrgb(145, 31, 223)
RGBArgba(145, 31, 223, 1)
HSLhsl(276, 76%, 50%)
HSV / HSBhsv(276, 86%, 87%)
HWBhwb(276 12% 13%)
CMYKcmyk(35%, 86%, 0%, 13%)
LABlab(41.7 73.6 -73.8)
LCHlch(41.7 104.2 314.9)
OKLCHoklch(0.532 0.257 305.2)
XYZ (D65)xyz(25.48, 12.33, 70.83)
Decimal9510879
Display P3color(display-p3 0.569 0.122 0.875)
Web-safe#9933CC

Copy-ready code

every platformclick to select
/* CSS */
color: #911fdf;
background-color: #911fdf;
/* CSS custom property */
--brand: #911fdf;
/* Tailwind (arbitrary) */
class="text-[#911fdf] bg-[#911fdf]"
/* SCSS */
$brand: #911fdf;
/* SwiftUI */
Color(red: 0.569, green: 0.122, blue: 0.875)
/* UIKit */
UIColor(red: 0.569, green: 0.122, blue: 0.875, alpha: 1)
/* Android XML */
<color name="brand">#911FDF</color>
/* Android Compose */
Color(0xFF911FDF)
/* Flutter */
Color(0xFF911FDF)
/* Python / OpenCV (BGR) */
(223, 31, 145)
/* Python / PIL (RGB) */
(145, 31, 223)
/* Java AWT */
new Color(145, 31, 223)
/* .NET */
Color.FromArgb(255, 145, 31, 223)
/* OpenGL / Unity (0–1) */
(0.5686f, 0.1216f, 0.8745f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{145,31,223}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #911fdf 85%, white);
border-color: color-mix(in oklab, #911fdf 40%, transparent);
/* theme-aware in one line */
color: light-dark(#491070, #E3D3EE);
/* relative colour syntax */
--hover: hsl(from #911fdf h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F8F3FC;
  --brand-100: #F1E7F9;
  --brand-200: #E2C8F4;
  --brand-300: #CF9CF1;
  --brand-400: #B76BEA;
  --brand-500: #9F3AE4;
  --brand-600: #911fdf;
  --brand-700: #7419B3;
  --brand-800: #5D148F;
  --brand-900: #451368;
  --brand-950: #2B0C41;
  --brand: #911fdf;
  --brand-ink: #ffffff;
  --brand-surface: #F8F4FA;
  --brand-border: #DAC0ED;
  --brand-hover: #7D1BC0;
  --brand-pressed: #6816A0;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1E1424;
    --brand-ink: #E3D3EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F8F3FC',
        100: '#F1E7F9',
        200: '#E2C8F4',
        300: '#CF9CF1',
        400: '#B76BEA',
        500: '#9F3AE4',
        600: '#911fdf',
        700: '#7419B3',
        800: '#5D148F',
        900: '#451368',
        950: '#2B0C41',
        DEFAULT: '#911fdf',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F8F3FC,
  '100': #F1E7F9,
  '200': #E2C8F4,
  '300': #CF9CF1,
  '400': #B76BEA,
  '500': #9F3AE4,
  '600': #911fdf,
  '700': #7419B3,
  '800': #5D148F,
  '900': #451368,
  '950': #2B0C41,
);
$brand-base: #911fdf;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F8F3FC", "$type": "color" },
      "100": { "$value": "#F1E7F9", "$type": "color" },
      "200": { "$value": "#E2C8F4", "$type": "color" },
      "300": { "$value": "#CF9CF1", "$type": "color" },
      "400": { "$value": "#B76BEA", "$type": "color" },
      "500": { "$value": "#9F3AE4", "$type": "color" },
      "600": { "$value": "#911fdf", "$type": "color" },
      "700": { "$value": "#7419B3", "$type": "color" },
      "800": { "$value": "#5D148F", "$type": "color" },
      "900": { "$value": "#451368", "$type": "color" },
      "950": { "$value": "#2B0C41", "$type": "color" }
    },
    "brandInk": { "$value": "#ffffff", "$type": "color" }
  }
}

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 #911fdf · 6.06:1
Use #ffffffAA at every size, AAA for large text only.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 6.06:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 3.47:1
AA fail · AA large pass · AAA fail
Reading the other direction: #911fdf as text scores 6.06:1 on white and 3.47:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F4E9FC at 5.17:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#911fdf · 6.06:1
AA on whitealready passes
#911fdf
The quick fox
#821CC9 · 7.10:1
AAA on white−5% L
#821CC9
The quick fox
#A547E5 · 4.63:1
AA on black+9% L
#A547E5
The quick fox
#BD78EC · 7.06:1
AAA on black+20% L
#BD78EC

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #911FDF is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#911fdf on white: 6.06:1
AA ✓ pass · AA-large · AAA
Aa
#911fdf on black: 3.47:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #911fdf as text on that neutral, and that neutral as text on #911fdf.

NeutralRatioBoth directions
White6.06:1AaAa
Slate 505.79:1AaAa
Slate 1005.53:1AaAa
Slate 2004.92:1AaAa
Slate 3004.08:1AaAa
Slate 4002.36:1AaAa
Slate 5001.27:1AaAa
Slate 6001.25:1AaAa
Slate 7001.71:1AaAa
Slate 8002.41:1AaAa
Slate 9002.95:1AaAa
Black3.47:1AaAa
Colour vision deficiency
true color
protanopia · #0060E4
deuteranopia · #0063DC
tritanopia · #825985

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #911fdf 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.

#F8F3FC
#F1E7F9
#E2C8F4
#CF9CF1
#B76BEA
#9F3AE4
#911fdf
#7419B3
#5D148F
#451368
#2B0C41
Base = 600Lightest = 50 · #F8F3FCDarkest = 950 · #2B0C41Text step on white = 500
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.064 305.2);
  --brand-100: oklch(0.94 0.103 305.2);
  --brand-200: oklch(0.88 0.154 305.2);
  --brand-300: oklch(0.80 0.201 305.2);
  --brand-400: oklch(0.72 0.237 305.2);
  --brand-500: oklch(0.64 0.257 305.2);
  --brand-600: oklch(0.56 0.257 305.2);
  --brand-700: oklch(0.48 0.242 305.2);
  --brand-800: oklch(0.40 0.216 305.2);
  --brand-900: oklch(0.32 0.180 305.2);
  --brand-950: oklch(0.24 0.142 305.2);
}

Colors that work with #911fdf

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#DAC0ED
Hairlines and dividers
Muted text#7A4B9B
Captions on the surface
Accent#80B715
Second voice, not a rival
Dark variant#491070
Hover, pressed, headers
Light variant#F4E9FC
Selected rows, tints
Dark surface#1E1424
Dark-mode background
Hover#7D1BC0
One step down in lightness
Pressed#6816A0
Two steps down
Disabled#BAA7C7
Chroma pulled out
Focus ring#9C24EE
Offset from the fill so it reads
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

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #911fdf

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
  • Chart series and data categories
Use with care
  • Full-page backgrounds — tiring over long sessions
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Any size
Safe as a fill behind white type
Yes
Safe as a 1px border on white
Yes

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

creativepremiummodernimaginative

Violet sits between the warmth of red and the calm of blue, so it reads as inventive without reading as risky. Current shorthand for software craft.

At this chroma the association is amplified — it will dominate anything placed beside it, so give it space and use it sparingly. The mid lightness keeps it versatile in both themes.

Worth knowing

Deep violets swallow detail on screens with poor gamma; check it on a cheap laptop panel.

Reads as
  • FormalityLow
  • EnergyHigh
  • Weight50/100
  • TemperatureCool
  • ApproachabilityBalanced

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

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#6DDF1F
Analogous left#311FDF
Analogous right#DF1FCD
Split-complement 1#CDDF1F
Split-complement 2#1FDF31
Triadic 1#DF911F
Triadic 2#1FDF91
Tetradic#DF311F
On the wheel
Base+30°−30°+120°+240°+180°276°

#911fdf sits at 276°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red56.9%
Green12.2%
Blue87.5%
R · 0–255
145
0x91
G · 0–255
31
0x1f
B · 0–255
223
0xdf

CMYK percentages

Cyan35.0%
Magenta86.1%
Yellow0.0%
Key (black)12.5%

Total ink coverage is 134%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#911fdf text on a black background

contrast 3.47:1

Card sample

#911fdf text on a white background

contrast 6.06:1

Card sample

#911fdf on grey

5.53:1

#911fdf on its own surface

5.57:1

#911fdf on its dark surface

2.94:1

CSS3 live lab

Text font color

The quick brown fox

color: #911fdf;
Background color
Panel with #911fdf background
background-color: #911fdf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #911fdf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(145, 31, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(145, 31, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #911fdf;
background: linear-gradient(135deg, #911fdf, #DF1FAD);
Gradient text

Gradient headline

background: linear-gradient(90deg, #911fdf, #DF1F7D);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #911fdf;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #911fdf;
caret-color: #911fdf;
Left rule
Pull quote or callout
border-left: 4px solid #911fdf;
Ring + tint
Selected chip
background: #F4E9FC;
box-shadow: inset 0 0 0 2px #911fdf;
Conic badge
68%
background: conic-gradient(#911fdf 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #911fdf over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(145, 31, 223, 0.5)
rgb(145 31 223 / 50%)
#911fdf80
hsl(276 76% 50% / 50%)
color-mix(in srgb, #911fdf 50%, transparent)
Alpha8-digit hexFlat on white
10%#911fdf1a#F4E9FC
20%#911fdf33#E9D2F9
40%#911fdf66#D3A5F2
60%#911fdf99#BD79EC
80%#911fdfcc#A74CE5

Gradients from #911fdf

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #AB54E7, #911fdf 45%, #491070);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #911fdf, #C41B8A);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #911fdf, #6DDF1F);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #B86FEB 0%, #911fdf 45%, #491070 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F8F4FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #4D4BE6 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #E339C5 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #491070 0%, transparent 65%), #911fdf;

Monochromatic scale

Palettes built from #911fdf

Shades — darker

Tints — lighter

Tones — desaturated

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.

#911fdf 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.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Too dim on dark surfaces at 3.47:1 — lift it to #A547E5 for body text, or reserve it for fills.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#911fdf, answered

What color is #911fdf?

#911fdf is a balanced electric violet, closest to Blue Violet (ΔE2000 1.6). It sits at 276° on the hue wheel with 76% saturation and 50% lightness, which reads as cool.

What is the RGB value of #911fdf?

rgb(145, 31, 223) — 145 red, 31 green and 223 blue out of 255, or 56.9% / 12.2% / 87.5% by channel.

What is #911fdf in HSL and HSV?

hsl(276, 76%, 50%) and hsv(276, 86%, 87%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #911fdf a light or a dark color?

It is a dark color. Relative luminance is 0.1233 and perceived brightness is 44%, so white text on it reaches 6.06:1.

Should I use black or white text on #911fdf?

White. It scores 6.06:1 against #911fdf, versus 3.47:1 for black — AA at any size.

Is #911fdf accessible on a white background?

#911fdf on white scores 6.06:1, which clears AA at every size but not AAA.

What is the complementary color of #911fdf?

#6DDF1F sits directly opposite on the wheel. Softer options are the split-complements #CDDF1F and #1FDF31, which give the same contrast with far less vibration.

What colors go well with #911fdf?

For interface work: #F8F4FA as the surface, #DAC0ED for borders, #7A4B9B for secondary text, #80B715 as an accent and #491070 for hover and pressed states. For a palette, the analogous pair #311FDF and #DF1FCD stays calm, while #6DDF1F is the loudest partner.

What is #911fdf in CMYK for printing?

cmyk(35%, 86%, 0%, 13%). 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 #911fdf warm or cool?

Cool — it scores 64 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #D71FDF; nudged cooler, #491CE2.

Which Tailwind color is closest to #911fdf?

The violet family — its 500 step is #8b5cf6, ΔE2000 11.8 away. That is a visible difference, so define #911fdf as a custom token rather than reaching for the built-in.

How do I use #911fdf in Tailwind CSS?

Inline it as an arbitrary value with bg-[#911fdf] or text-[#911fdf], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #911fdf with 50% opacity?

rgba(145, 31, 223, 0.5), or #911fdf80 in eight-digit hex. Over white that composites to #C88FEF; over black, #491070.

Is #911fdf a web-safe color?

No. The nearest web-safe colour is #9933CC, ΔE2000 3.9 away. The palette only matters for legacy displays and some email clients now.

What does the color #911fdf mean?

As a violet, it reads creative, premium, modern. Violet sits between the warmth of red and the calm of blue, so it reads as inventive without reading as risky. Current shorthand for software craft. At this chroma the effect is amplified — it will dominate whatever sits beside it.

What gradient works with #911fdf?

The safest is same-hue elevation: linear-gradient(135deg, #AB54E7, #911fdf 45%, #491070). For more colour, a short hue run to #C41B8A keeps it rich without turning muddy.

Work with #911fdf in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #911fdf at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.