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violet · cool

#845acf

a balanced, vivid violet · cool · closest name: Slate Blue

Token name suggestion: Atlas Thistle

RGB
132, 90, 207
HSL
262°, 55%, 58%
CMYK
36, 57, 0, 19
Luminance
0.1672

#845acf is a balanced vivid violet, 262° on the wheel and 71/100 on the cool side. Put white text on it (4.83:1). As text it scores 4.83:1 on white — safe at any size. Nearest name is Slate Blue, nearest Tailwind family is violet.

hsl(262 55% 58%)rgb(132 90 207)Base step 500AA inkCool

At a glance

Every number on this page in one read: what #845acf is made of, how bright it looks, and which way it leans.

Hex
#845acf
Hue
262°
violet
Saturation
55%
vivid
Lightness
58%
balanced
Brightness
81%
HSV value
Perceived
48%
weighted brightness
Luminance
0.1672
WCAG relative
Temperature
Cool
71/100 cool
Color family
Violet
Tone
Vivid
Best ink
White
4.83:1
Closest name
Slate Blue
ΔE2000 5.1
Chroma
69.2
LCH, 0–130ish
OKLCH L
0.569
perceptual lightness
Tailwind
violet
500 · ΔE 5.8
Web-safe
#9966CC
nearest of 216
Where it sits
Hue262° of 360°
Saturation55%
Lightness58%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #845acf.

Temperature
Warm ← → Cool71% 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
Red29%
Green44%
Blue27%

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

Every format

HEX#845acf
HEX (8-digit)#845acfff
RGBrgb(132, 90, 207)
RGBArgba(132, 90, 207, 1)
HSLhsl(262, 55%, 58%)
HSV / HSBhsv(262, 57%, 81%)
HWBhwb(262 35% 19%)
CMYKcmyk(36%, 57%, 0%, 19%)
LABlab(47.9 42.4 -54.6)
LCHlch(47.9 69.2 307.8)
OKLCHoklch(0.569 0.174 297.1)
XYZ (D65)xyz(24.43, 16.72, 60.96)
Decimal8673999
Display P3color(display-p3 0.518 0.353 0.812)
Web-safe#9966CC

Copy-ready code

every platformclick to select
/* CSS */
color: #845acf;
background-color: #845acf;
/* CSS custom property */
--brand: #845acf;
/* Tailwind (arbitrary) */
class="text-[#845acf] bg-[#845acf]"
/* SCSS */
$brand: #845acf;
/* SwiftUI */
Color(red: 0.518, green: 0.353, blue: 0.812)
/* UIKit */
UIColor(red: 0.518, green: 0.353, blue: 0.812, alpha: 1)
/* Android XML */
<color name="brand">#845ACF</color>
/* Android Compose */
Color(0xFF845ACF)
/* Flutter */
Color(0xFF845ACF)
/* Python / OpenCV (BGR) */
(207, 90, 132)
/* Python / PIL (RGB) */
(132, 90, 207)
/* Java AWT */
new Color(132, 90, 207)
/* .NET */
Color.FromArgb(255, 132, 90, 207)
/* OpenGL / Unity (0–1) */
(0.5176f, 0.3529f, 0.8118f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{132,90,207}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #845acf 85%, white);
border-color: color-mix(in oklab, #845acf 40%, transparent);
/* theme-aware in one line */
color: light-dark(#361D63, #DCD3EE);
/* relative colour syntax */
--hover: hsl(from #845acf 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: #F6F4FB;
  --brand-100: #EEE9F6;
  --brand-200: #D9CEEE;
  --brand-300: #BEA8E6;
  --brand-400: #9E7DD9;
  --brand-500: #845acf;
  --brand-600: #6737BE;
  --brand-700: #562E9E;
  --brand-800: #45257E;
  --brand-900: #341E5C;
  --brand-950: #21133A;
  --brand: #845acf;
  --brand-ink: #ffffff;
  --brand-surface: #F6F4FA;
  --brand-border: #D0C0ED;
  --brand-hover: #6F3EC7;
  --brand-pressed: #5F33AF;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1A1424;
    --brand-ink: #DCD3EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F6F4FB',
        100: '#EEE9F6',
        200: '#D9CEEE',
        300: '#BEA8E6',
        400: '#9E7DD9',
        500: '#845acf',
        600: '#6737BE',
        700: '#562E9E',
        800: '#45257E',
        900: '#341E5C',
        950: '#21133A',
        DEFAULT: '#845acf',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F6F4FB,
  '100': #EEE9F6,
  '200': #D9CEEE,
  '300': #BEA8E6,
  '400': #9E7DD9,
  '500': #845acf,
  '600': #6737BE,
  '700': #562E9E,
  '800': #45257E,
  '900': #341E5C,
  '950': #21133A,
);
$brand-base: #845acf;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F6F4FB", "$type": "color" },
      "100": { "$value": "#EEE9F6", "$type": "color" },
      "200": { "$value": "#D9CEEE", "$type": "color" },
      "300": { "$value": "#BEA8E6", "$type": "color" },
      "400": { "$value": "#9E7DD9", "$type": "color" },
      "500": { "$value": "#845acf", "$type": "color" },
      "600": { "$value": "#6737BE", "$type": "color" },
      "700": { "$value": "#562E9E", "$type": "color" },
      "800": { "$value": "#45257E", "$type": "color" },
      "900": { "$value": "#341E5C", "$type": "color" },
      "950": { "$value": "#21133A", "$type": "color" }
    },
    "brandInk": { "$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 #845acf · 4.83:1
Use #ffffffAA at every size, AAA for large text only.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 4.83:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 4.34:1
AA fail · AA large pass · AAA fail
Reading the other direction: #845acf as text scores 4.83:1 on white and 4.34:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F0EBF9 at 4.13:1.

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
#845acf · 4.83:1
AA on whitealready passes
#845acf
The quick fox
#6A39C2 · 7.05:1
AAA on white−9% L
#6A39C2
The quick fox
#875ED0 · 4.54:1
AA on black+1% L
#875ED0
The quick fox
#A789DD · 7.27:1
AAA on black+12% L
#A789DD

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #845ACF 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
#845acf on white: 4.83:1
AA ✓ pass · AA-large · AAA
Aa
#845acf on black: 4.34:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #845acf as text on that neutral, and that neutral as text on #845acf.

NeutralRatioBoth directions
White4.83:1AaAa
Slate 504.62:1AaAa
Slate 1004.41:1AaAa
Slate 2003.92:1AaAa
Slate 3003.26:1AaAa
Slate 4001.89:1AaAa
Slate 5001.02:1AaAa
Slate 6001.57:1AaAa
Slate 7002.14:1AaAa
Slate 8003.03:1AaAa
Slate 9003.69:1AaAa
Black4.34:1AaAa
Colour vision deficiency
true color
protanopia · #2172D3
deuteranopia · #3170CC
tritanopia · #73728C

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. #845acf 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.

#F6F4FB
#EEE9F6
#D9CEEE
#BEA8E6
#9E7DD9
#845acf
#6737BE
#562E9E
#45257E
#341E5C
#21133A
Base = 500Lightest = 50 · #F6F4FBDarkest = 950 · #21133AText 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 0.044 297.1);
  --brand-100: oklch(0.94 0.070 297.1);
  --brand-200: oklch(0.88 0.104 297.1);
  --brand-300: oklch(0.80 0.136 297.1);
  --brand-400: oklch(0.72 0.160 297.1);
  --brand-500: oklch(0.64 0.174 297.1);
  --brand-600: oklch(0.56 0.174 297.1);
  --brand-700: oklch(0.48 0.164 297.1);
  --brand-800: oklch(0.40 0.146 297.1);
  --brand-900: oklch(0.32 0.122 297.1);
  --brand-950: oklch(0.24 0.096 297.1);
}

Colors that work with #845acf

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#F6F4FA
Tinted page background
Border#D0C0ED
Hairlines and dividers
Muted text#674B9B
Captions on the surface
Accent#96A22A
Second voice, not a rival
Dark variant#361D63
Hover, pressed, headers
Light variant#F0EBF9
Selected rows, tints
Dark surface#1A1424
Dark-mode background
Hover#6F3EC7
One step down in lightness
Pressed#5F33AF
Two steps down
Disabled#C9C1D8
Chroma pulled out
Focus ring#8D60DD
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 #845acf

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.

This is a confident chroma: strong enough to lead a brand, restrained enough to live in an interface all day. 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
  • FormalityMedium
  • EnergyMedium-high
  • Weight42/100
  • TemperatureCool
  • ApproachabilityReserved

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#A5CF5A
Analogous left#5A6ACF
Analogous right#BE5ACF
Split-complement 1#CFBE5A
Split-complement 2#6ACF5A
Triadic 1#CF845A
Triadic 2#5ACF84
Tetradic#CF5A6A
On the wheel
Base+30°−30°+120°+240°+180°262°

#845acf sits at 262°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red51.8%
Green35.3%
Blue81.2%
R · 0–255
132
0x84
G · 0–255
90
0x5a
B · 0–255
207
0xcf

CMYK percentages

Cyan36.2%
Magenta56.5%
Yellow0.0%
Key (black)18.8%

Total ink coverage is 112%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#845acf text on a black background

contrast 4.34:1

Card sample

#845acf text on a white background

contrast 4.83:1

Card sample

#845acf on grey

4.41:1

#845acf on its own surface

4.43:1

#845acf on its dark surface

3.72:1

CSS3 live lab

Text font color

The quick brown fox

color: #845acf;
Background color
Panel with #845acf background
background-color: #845acf;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #845acf;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(132, 90, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(132, 90, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #845acf;
background: linear-gradient(135deg, #845acf, #CF5ACC);
Gradient text

Gradient headline

background: linear-gradient(90deg, #845acf, #CF5AAF);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #845acf;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #845acf;
caret-color: #845acf;
Left rule
Pull quote or callout
border-left: 4px solid #845acf;
Ring + tint
Selected chip
background: #F0EBF9;
box-shadow: inset 0 0 0 2px #845acf;
Conic badge
68%
background: conic-gradient(#845acf 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #845acf 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(132, 90, 207, 0.5)
rgb(132 90 207 / 50%)
#845acf80
hsl(262 55% 58% / 50%)
color-mix(in srgb, #845acf 50%, transparent)
Alpha8-digit hexFlat on white
10%#845acf1a#F3EFFA
20%#845acf33#E6DEF5
40%#845acf66#CEBDEC
60%#845acf99#B59CE2
80%#845acfcc#9D7BD9

Gradients from #845acf

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, #A789DD, #845acf 45%, #361D63);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #845acf, #C842BA);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #845acf, #A5CF5A);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #B9A1E4 0%, #845acf 45%, #361D63 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F6F4FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #8195DA 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #D072D6 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #361D63 0%, transparent 65%), #845acf;

Monochromatic scale

Palettes built from #845acf

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.

#845acf 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

Converts to four-color process without much drama. Proof it anyway.

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 4.34:1 — lift it to #875ED0 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.

#845acf, answered

What color is #845acf?

#845acf is a balanced vivid violet, closest to Slate Blue (ΔE2000 5.1). It sits at 262° on the hue wheel with 55% saturation and 58% lightness, which reads as cool.

What is the RGB value of #845acf?

rgb(132, 90, 207) — 132 red, 90 green and 207 blue out of 255, or 51.8% / 35.3% / 81.2% by channel.

What is #845acf in HSL and HSV?

hsl(262, 55%, 58%) and hsv(262, 57%, 81%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #845acf a light or a dark color?

It is a dark color. Relative luminance is 0.1672 and perceived brightness is 48%, so white text on it reaches 4.83:1.

Should I use black or white text on #845acf?

White. It scores 4.83:1 against #845acf, versus 4.34:1 for black — AA at any size.

Is #845acf accessible on a white background?

#845acf on white scores 4.83:1, which clears AA at every size but not AAA.

What is the complementary color of #845acf?

#A5CF5A sits directly opposite on the wheel. Softer options are the split-complements #CFBE5A and #6ACF5A, which give the same contrast with far less vibration.

What colors go well with #845acf?

For interface work: #F6F4FA as the surface, #D0C0ED for borders, #674B9B for secondary text, #96A22A as an accent and #361D63 for hover and pressed states. For a palette, the analogous pair #5A6ACF and #BE5ACF stays calm, while #A5CF5A is the loudest partner.

What is #845acf in CMYK for printing?

cmyk(36%, 57%, 0%, 19%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #845acf warm or cool?

Cool — it scores 71 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #AF5ACF; nudged cooler, #5859D1.

Which Tailwind color is closest to #845acf?

The violet family — its 500 step is #8b5cf6, ΔE2000 5.8 away. That is a visible difference, so define #845acf as a custom token rather than reaching for the built-in.

How do I use #845acf in Tailwind CSS?

Inline it as an arbitrary value with bg-[#845acf] or text-[#845acf], 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 #845acf with 50% opacity?

rgba(132, 90, 207, 0.5), or #845acf80 in eight-digit hex. Over white that composites to #C2ADE7; over black, #422D68.

Is #845acf a web-safe color?

No. The nearest web-safe colour is #9966CC, ΔE2000 5.9 away. The palette only matters for legacy displays and some email clients now.

What does the color #845acf 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 #845acf?

The safest is same-hue elevation: linear-gradient(135deg, #A789DD, #845acf 45%, #361D63). For more colour, a short hue run to #C842BA keeps it rich without turning muddy.

Work with #845acf in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #845acf at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.