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violet · cool

#6325ab

a dark, vivid violet · cool · closest name: Rebecca Purple

Token name suggestion: Slate Amethyst

RGB
99, 37, 171
HSL
268°, 64%, 41%
CMYK
42, 78, 0, 33
Luminance
0.0692

#6325ab is a dark vivid violet, 268° on the wheel and 68/100 on the cool side. Put white text on it (8.81:1). As text it scores 8.81:1 on white — safe at any size. Nearest name is Rebecca Purple, nearest Tailwind family is violet.

hsl(268 64% 41%)rgb(99 37 171)Base step 700AAA inkCool

At a glance

Every number on this page in one read: what #6325ab is made of, how bright it looks, and which way it leans.

Hex
#6325ab
Hue
268°
violet
Saturation
64%
vivid
Lightness
41%
dark
Brightness
67%
HSV value
Perceived
33%
weighted brightness
Luminance
0.0692
WCAG relative
Temperature
Cool
68/100 cool
Color family
Violet
Tone
Vivid
Best ink
White
8.81:1
Closest name
Rebecca Purple
ΔE2000 4.1
Chroma
80.4
LCH, 0–130ish
OKLCH L
0.435
perceptual lightness
Tailwind
violet
500 · ΔE 18.5
Web-safe
#663399
nearest of 216
Where it sits
Hue268° of 360°
Saturation64%
Lightness41%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #6325ab.

Temperature
Warm ← → Cool68% 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
Red38%
Green19%
Blue43%

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

Every format

HEX#6325ab
HEX (8-digit)#6325abff
RGBrgb(99, 37, 171)
RGBArgba(99, 37, 171, 1)
HSLhsl(268, 64%, 41%)
HSV / HSBhsv(268, 78%, 67%)
HWBhwb(268 15% 33%)
CMYKcmyk(42%, 78%, 0%, 33%)
LABlab(31.6 53.4 -60.1)
LCHlch(31.6 80.4 311.6)
OKLCHoklch(0.435 0.196 298.7)
XYZ (D65)xyz(13.16, 6.92, 39.16)
Decimal6497707
Display P3color(display-p3 0.388 0.145 0.671)
Web-safe#663399

Copy-ready code

every platformclick to select
/* CSS */
color: #6325ab;
background-color: #6325ab;
/* CSS custom property */
--brand: #6325ab;
/* Tailwind (arbitrary) */
class="text-[#6325ab] bg-[#6325ab]"
/* SCSS */
$brand: #6325ab;
/* SwiftUI */
Color(red: 0.388, green: 0.145, blue: 0.671)
/* UIKit */
UIColor(red: 0.388, green: 0.145, blue: 0.671, alpha: 1)
/* Android XML */
<color name="brand">#6325AB</color>
/* Android Compose */
Color(0xFF6325AB)
/* Flutter */
Color(0xFF6325AB)
/* Python / OpenCV (BGR) */
(171, 37, 99)
/* Python / PIL (RGB) */
(99, 37, 171)
/* Java AWT */
new Color(99, 37, 171)
/* .NET */
Color.FromArgb(255, 99, 37, 171)
/* OpenGL / Unity (0–1) */
(0.3882f, 0.1451f, 0.6706f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{99,37,171}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #6325ab 85%, white);
border-color: color-mix(in oklab, #6325ab 40%, transparent);
/* theme-aware in one line */
color: light-dark(#3D1769, #DFD3EE);
/* relative colour syntax */
--hover: hsl(from #6325ab 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: #F7F4FB;
  --brand-100: #EFE8F7;
  --brand-200: #DCCBF1;
  --brand-300: #C4A3EB;
  --brand-400: #A775E1;
  --brand-500: #8A47D7;
  --brand-600: #752CC9;
  --brand-700: #6325ab;
  --brand-800: #4E1D86;
  --brand-900: #3B1961;
  --brand-950: #25103D;
  --brand: #6325ab;
  --brand-ink: #ffffff;
  --brand-surface: #F7F4FA;
  --brand-border: #D5C0ED;
  --brand-hover: #521F8E;
  --brand-pressed: #411870;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1B1424;
    --brand-ink: #DFD3EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F7F4FB',
        100: '#EFE8F7',
        200: '#DCCBF1',
        300: '#C4A3EB',
        400: '#A775E1',
        500: '#8A47D7',
        600: '#752CC9',
        700: '#6325ab',
        800: '#4E1D86',
        900: '#3B1961',
        950: '#25103D',
        DEFAULT: '#6325ab',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F7F4FB,
  '100': #EFE8F7,
  '200': #DCCBF1,
  '300': #C4A3EB,
  '400': #A775E1,
  '500': #8A47D7,
  '600': #752CC9,
  '700': #6325ab,
  '800': #4E1D86,
  '900': #3B1961,
  '950': #25103D,
);
$brand-base: #6325ab;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F7F4FB", "$type": "color" },
      "100": { "$value": "#EFE8F7", "$type": "color" },
      "200": { "$value": "#DCCBF1", "$type": "color" },
      "300": { "$value": "#C4A3EB", "$type": "color" },
      "400": { "$value": "#A775E1", "$type": "color" },
      "500": { "$value": "#8A47D7", "$type": "color" },
      "600": { "$value": "#752CC9", "$type": "color" },
      "700": { "$value": "#6325ab", "$type": "color" },
      "800": { "$value": "#4E1D86", "$type": "color" },
      "900": { "$value": "#3B1961", "$type": "color" },
      "950": { "$value": "#25103D", "$type": "color" }
    },
    "brandInk": { "$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 #6325ab · 8.81:1
Use #ffffffAAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 8.81:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 2.38:1
AA fail · AA large fail · AAA fail
Reading the other direction: #6325ab as text scores 8.81:1 on white and 2.38:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F2EAFA at 7.52:1.

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
#6325ab · 8.81:1
AA on whitealready passes
#6325ab
The quick fox
#6325ab · 8.81:1
AAA on whitealready passes
#6325ab
The quick fox
#9456DB · 4.61:1
AA on black+19% L
#9456DB
The quick fox
#AE80E4 · 7.01:1
AAA on black+29% L
#AE80E4

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #6325AB 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
#6325ab on white: 8.81:1
AA ✓ pass · AA-large · AAA
Aa
#6325ab on black: 2.38:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #6325ab as text on that neutral, and that neutral as text on #6325ab.

NeutralRatioBoth directions
White8.81:1AaAa
Slate 508.42:1AaAa
Slate 1008.04:1AaAa
Slate 2007.15:1AaAa
Slate 3005.93:1AaAa
Slate 4003.44:1AaAa
Slate 5001.85:1AaAa
Slate 6001.16:1AaAa
Slate 7001.18:1AaAa
Slate 8001.66:1AaAa
Slate 9002.03:1AaAa
Black2.38:1AaAa
Colour vision deficiency
true color
protanopia · #004AAF
deuteranopia · #0049A8
tritanopia · #514968

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. #6325ab 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.

#F7F4FB
#EFE8F7
#DCCBF1
#C4A3EB
#A775E1
#8A47D7
#752CC9
#6325ab
#4E1D86
#3B1961
#25103D
Base = 700Lightest = 50 · #F7F4FBDarkest = 950 · #25103DText 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 0.049 298.7);
  --brand-100: oklch(0.94 0.078 298.7);
  --brand-200: oklch(0.88 0.118 298.7);
  --brand-300: oklch(0.80 0.153 298.7);
  --brand-400: oklch(0.72 0.181 298.7);
  --brand-500: oklch(0.64 0.196 298.7);
  --brand-600: oklch(0.56 0.196 298.7);
  --brand-700: oklch(0.48 0.184 298.7);
  --brand-800: oklch(0.40 0.165 298.7);
  --brand-900: oklch(0.32 0.137 298.7);
  --brand-950: oklch(0.24 0.108 298.7);
}

Colors that work with #6325ab

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#F7F4FA
Tinted page background
Border#D5C0ED
Hairlines and dividers
Muted text#704B9B
Captions on the surface
Accent#8EAC20
Second voice, not a rival
Dark variant#3D1769
Hover, pressed, headers
Light variant#F2EAFA
Selected rows, tints
Dark surface#1B1424
Dark-mode background
Hover#521F8E
One step down in lightness
Pressed#411870
Two steps down
Disabled#9F8BB5
Chroma pulled out
Focus ring#6C1DC7
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 #6325ab

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
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 low lightness adds weight and formality.

Worth knowing

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

Reads as
  • FormalityHigh
  • EnergyMedium-high
  • Weight59/100
  • 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#6DAB25
Analogous left#252AAB
Analogous right#A625AB
Split-complement 1#ABA625
Split-complement 2#2AAB25
Triadic 1#AB6325
Triadic 2#25AB63
Tetradic#AB252A
On the wheel
Base+30°−30°+120°+240°+180°268°

#6325ab sits at 268°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red38.8%
Green14.5%
Blue67.1%
R · 0–255
99
0x63
G · 0–255
37
0x25
B · 0–255
171
0xab

CMYK percentages

Cyan42.1%
Magenta78.4%
Yellow0.0%
Key (black)32.9%

Total ink coverage is 153%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#6325ab text on a black background

contrast 2.38:1

Card sample

#6325ab text on a white background

contrast 8.81:1

Card sample

#6325ab on grey

8.04:1

#6325ab on its own surface

8.09:1

#6325ab on its dark surface

2.03:1

CSS3 live lab

Text font color

The quick brown fox

color: #6325ab;
Background color
Panel with #6325ab background
background-color: #6325ab;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #6325ab;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(99, 37, 171, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 37, 171, 0.45);
Border & gradient
Gradient panel
border: 3px solid #6325ab;
background: linear-gradient(135deg, #6325ab, #AB259A);
Gradient text

Gradient headline

background: linear-gradient(90deg, #6325ab, #AB2578);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #6325ab;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #6325ab;
caret-color: #6325ab;
Left rule
Pull quote or callout
border-left: 4px solid #6325ab;
Ring + tint
Selected chip
background: #F2EAFA;
box-shadow: inset 0 0 0 2px #6325ab;
Conic badge
68%
background: conic-gradient(#6325ab 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #6325ab 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(99, 37, 171, 0.5)
rgb(99 37 171 / 50%)
#6325ab80
hsl(268 64% 41% / 50%)
color-mix(in srgb, #6325ab 50%, transparent)
Alpha8-digit hexFlat on white
10%#6325ab1a#EFE9F7
20%#6325ab33#E0D3EE
40%#6325ab66#C1A8DD
60%#6325ab99#A17CCD
80%#6325abcc#8251BC

Gradients from #6325ab

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, #8139D4, #6325ab 45%, #3D1769);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #6325ab, #92207A);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #6325ab, #6DAB25);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #9152DA 0%, #6325ab 45%, #3D1769 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F7F4FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #3144D2 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #C42ABD 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #3D1769 0%, transparent 65%), #6325ab;

Monochromatic scale

Palettes built from #6325ab

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.

#6325ab 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 2.38:1 — lift it to #9456DB 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.

#6325ab, answered

What color is #6325ab?

#6325ab is a dark vivid violet, closest to Rebecca Purple (ΔE2000 4.1). It sits at 268° on the hue wheel with 64% saturation and 41% lightness, which reads as cool.

What is the RGB value of #6325ab?

rgb(99, 37, 171) — 99 red, 37 green and 171 blue out of 255, or 38.8% / 14.5% / 67.1% by channel.

What is #6325ab in HSL and HSV?

hsl(268, 64%, 41%) and hsv(268, 78%, 67%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #6325ab a light or a dark color?

It is a dark color. Relative luminance is 0.0692 and perceived brightness is 33%, so white text on it reaches 8.81:1.

Should I use black or white text on #6325ab?

White. It scores 8.81:1 against #6325ab, versus 2.38:1 for black — AAA at any size.

Is #6325ab accessible on a white background?

#6325ab on white scores 8.81:1, which clears AAA at every size.

What is the complementary color of #6325ab?

#6DAB25 sits directly opposite on the wheel. Softer options are the split-complements #ABA625 and #2AAB25, which give the same contrast with far less vibration.

What colors go well with #6325ab?

For interface work: #F7F4FA as the surface, #D5C0ED for borders, #704B9B for secondary text, #8EAC20 as an accent and #3D1769 for hover and pressed states. For a palette, the analogous pair #252AAB and #A625AB stays calm, while #6DAB25 is the loudest partner.

What is #6325ab in CMYK for printing?

cmyk(42%, 78%, 0%, 33%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #6325ab warm or cool?

Cool — it scores 68 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #9425AB; nudged cooler, #3023AD.

Which Tailwind color is closest to #6325ab?

The violet family — its 500 step is #8b5cf6, ΔE2000 18.5 away. That is a visible difference, so define #6325ab as a custom token rather than reaching for the built-in.

How do I use #6325ab in Tailwind CSS?

Inline it as an arbitrary value with bg-[#6325ab] or text-[#6325ab], 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 #6325ab with 50% opacity?

rgba(99, 37, 171, 0.5), or #6325ab80 in eight-digit hex. Over white that composites to #B192D5; over black, #321356.

Is #6325ab a web-safe color?

No. The nearest web-safe colour is #663399, ΔE2000 4.1 away. The palette only matters for legacy displays and some email clients now.

What does the color #6325ab 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 #6325ab?

The safest is same-hue elevation: linear-gradient(135deg, #8139D4, #6325ab 45%, #3D1769). For more colour, a short hue run to #92207A keeps it rich without turning muddy.

Work with #6325ab in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #6325ab at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.