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blue · cool

#908cd2

a light, soft blue · cool · closest name: Medium Purple

Token name suggestion: Drift Harbour

RGB
144, 140, 210
HSL
243°, 44%, 69%
CMYK
31, 33, 0, 18
Luminance
0.2934

#908cd2 is a light soft blue, 243° on the wheel and 81/100 on the cool side. Put black text on it (6.87:1). As text it scores 3.06:1 on white — large text only. Nearest name is Medium Purple, nearest Tailwind family is indigo.

hsl(243 44% 69%)rgb(144 140 210)Base step 400AA inkCool

At a glance

Every number on this page in one read: what #908cd2 is made of, how bright it looks, and which way it leans.

Hex
#908cd2
Hue
243°
blue
Saturation
44%
soft
Lightness
69%
light
Brightness
82%
HSV value
Perceived
59%
weighted brightness
Luminance
0.2934
WCAG relative
Temperature
Cool
81/100 cool
Color family
Blue
Tone
Soft
Best ink
Black
6.87:1
Closest name
Medium Purple
ΔE2000 9.4
Chroma
39.5
LCH, 0–130ish
OKLCH L
0.671
perceptual lightness
Tailwind
indigo
500 · ΔE 14.6
Web-safe
#9999CC
nearest of 216
Where it sits
Hue243° of 360°
Saturation44%
Lightness69%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #908cd2.

Temperature
Warm ← → Cool81% 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
Red20%
Green64%
Blue16%

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

Every format

HEX#908cd2
HEX (8-digit)#908cd2ff
RGBrgb(144, 140, 210)
RGBArgba(144, 140, 210, 1)
HSLhsl(243, 44%, 69%)
HSV / HSBhsv(243, 33%, 82%)
HWBhwb(243 55% 18%)
CMYKcmyk(31%, 33%, 0%, 18%)
LABlab(61.1 17.4 -35.4)
LCHlch(61.1 39.5 296.2)
OKLCHoklch(0.671 0.103 285.9)
XYZ (D65)xyz(32.51, 29.34, 64.91)
Decimal9473234
Display P3color(display-p3 0.565 0.549 0.824)
Web-safe#9999CC

Copy-ready code

every platformclick to select
/* CSS */
color: #908cd2;
background-color: #908cd2;
/* CSS custom property */
--brand: #908cd2;
/* Tailwind (arbitrary) */
class="text-[#908cd2] bg-[#908cd2]"
/* SCSS */
$brand: #908cd2;
/* SwiftUI */
Color(red: 0.565, green: 0.549, blue: 0.824)
/* UIKit */
UIColor(red: 0.565, green: 0.549, blue: 0.824, alpha: 1)
/* Android XML */
<color name="brand">#908CD2</color>
/* Android Compose */
Color(0xFF908CD2)
/* Flutter */
Color(0xFF908CD2)
/* Python / OpenCV (BGR) */
(210, 140, 144)
/* Python / PIL (RGB) */
(144, 140, 210)
/* Java AWT */
new Color(144, 140, 210)
/* .NET */
Color.FromArgb(255, 144, 140, 210)
/* OpenGL / Unity (0–1) */
(0.5647f, 0.5490f, 0.8235f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{144,140,210}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #908cd2 85%, white);
border-color: color-mix(in oklab, #908cd2 40%, transparent);
/* theme-aware in one line */
color: light-dark(#27245C, #D5D3EE);
/* relative colour syntax */
--hover: hsl(from #908cd2 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: #F5F5FA;
  --brand-100: #EBEAF5;
  --brand-200: #D3D1EB;
  --brand-300: #B1AEDF;
  --brand-400: #908cd2;
  --brand-500: #635EC0;
  --brand-600: #4B45B0;
  --brand-700: #3E3993;
  --brand-800: #322E75;
  --brand-900: #272556;
  --brand-950: #191736;
  --brand: #908cd2;
  --brand-ink: #000000;
  --brand-surface: #F5F4FA;
  --brand-border: #C6C4E8;
  --brand-hover: #7772C8;
  --brand-pressed: #5E59BE;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #151424;
    --brand-ink: #D5D3EE;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F5F5FA',
        100: '#EBEAF5',
        200: '#D3D1EB',
        300: '#B1AEDF',
        400: '#908cd2',
        500: '#635EC0',
        600: '#4B45B0',
        700: '#3E3993',
        800: '#322E75',
        900: '#272556',
        950: '#191736',
        DEFAULT: '#908cd2',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F5F5FA,
  '100': #EBEAF5,
  '200': #D3D1EB,
  '300': #B1AEDF,
  '400': #908cd2,
  '500': #635EC0,
  '600': #4B45B0,
  '700': #3E3993,
  '800': #322E75,
  '900': #272556,
  '950': #191736,
);
$brand-base: #908cd2;
$brand-ink: #000000;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F5F5FA", "$type": "color" },
      "100": { "$value": "#EBEAF5", "$type": "color" },
      "200": { "$value": "#D3D1EB", "$type": "color" },
      "300": { "$value": "#B1AEDF", "$type": "color" },
      "400": { "$value": "#908cd2", "$type": "color" },
      "500": { "$value": "#635EC0", "$type": "color" },
      "600": { "$value": "#4B45B0", "$type": "color" },
      "700": { "$value": "#3E3993", "$type": "color" },
      "800": { "$value": "#322E75", "$type": "color" },
      "900": { "$value": "#272556", "$type": "color" },
      "950": { "$value": "#191736", "$type": "color" }
    },
    "brandInk": { "$value": "#000000", "$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#000000 on #908cd2 · 6.87:1
Use #000000AA at every size, AAA for large text only.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 3.06:1
AA fail · AA large pass · AAA fail
Aa
Black text · 6.87:1 · recommended
AA pass · AA large pass · AAA fail
Reading the other direction: #908cd2 as text scores 3.06:1 on white and 6.87:1 on black.
Best tinted ink on it, if plain black or white feels flat: #27245C at 4.60:1.

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
#706BC5 · 4.57:1
AA on white−9% L
#706BC5
The quick fox
#4D47B6 · 7.26:1
AAA on white−19% L
#4D47B6
The quick fox
#908cd2 · 6.87:1
AA on blackalready passes
#908cd2
The quick fox
#9390D3 · 7.17:1
AAA on black+1% L
#9390D3

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #908CD2 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
#908cd2 on white: 3.06:1
AA ✗ fail · AA-large · AAA
Aa
#908cd2 on black: 6.87:1
AA ✓ pass · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #908cd2 as text on that neutral, and that neutral as text on #908cd2.

NeutralRatioBoth directions
White3.06:1AaAa
Slate 502.92:1AaAa
Slate 1002.79:1AaAa
Slate 2002.48:1AaAa
Slate 3002.06:1AaAa
Slate 4001.19:1AaAa
Slate 5001.56:1AaAa
Slate 6002.48:1AaAa
Slate 7003.39:1AaAa
Slate 8004.78:1AaAa
Slate 9005.84:1AaAa
Black6.87:1AaAa
Colour vision deficiency
true color
protanopia · #7895D5
deuteranopia · #7691D0
tritanopia · #8099A5

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. #908cd2 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.

#F5F5FA
#EBEAF5
#D3D1EB
#B1AEDF
#908cd2
#635EC0
#4B45B0
#3E3993
#322E75
#272556
#191736
Base = 400Lightest = 50 · #F5F5FADarkest = 950 · #191736Text 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 0.026 285.9);
  --brand-100: oklch(0.94 0.041 285.9);
  --brand-200: oklch(0.88 0.062 285.9);
  --brand-300: oklch(0.80 0.080 285.9);
  --brand-400: oklch(0.72 0.094 285.9);
  --brand-500: oklch(0.64 0.103 285.9);
  --brand-600: oklch(0.56 0.103 285.9);
  --brand-700: oklch(0.48 0.096 285.9);
  --brand-800: oklch(0.40 0.086 285.9);
  --brand-900: oklch(0.32 0.072 285.9);
  --brand-950: oklch(0.24 0.056 285.9);
}

Colors that work with #908cd2

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#C6C4E8
Hairlines and dividers
Muted text#4F4B9B
Captions on the surface
Accent#968336
Second voice, not a rival
Dark variant#27245C
Hover, pressed, headers
Light variant#EDEDF8
Selected rows, tints
Dark surface#151424
Dark-mode background
Hover#7772C8
One step down in lightness
Pressed#5E59BE
Two steps down
Disabled#E2E2EC
Chroma pulled out
Focus ring#9894DF
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 #908cd2

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
  • Charts, tags and secondary surfaces
  • Card and section backgrounds
  • Brand accents, badges and data highlights
Use with care
  • Small text on white — under 4.5:1
  • White text placed on it
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
24px / 18.66px bold
Safe as a fill behind white type
No — use #27245C
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.

trustedcalmcompetentcorporate

The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed.

The muted chroma softens the association — it reads considered rather than loud, which suits long-form and data-heavy screens. The lightness keeps it airy and approachable.

Worth knowing

It is also the most crowded hue on the web. Distinctiveness has to come from your other choices.

Reads as
  • FormalityMedium
  • EnergyMedium
  • Weight31/100
  • 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#CED28C
Analogous left#8CABD2
Analogous right#B38CD2
Split-complement 1#D2B38C
Split-complement 2#ABD28C
Triadic 1#D2908C
Triadic 2#8CD290
Tetradic#D28CAB
On the wheel
Base+30°−30°+120°+240°+180°243°

#908cd2 sits at 243°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red56.5%
Green54.9%
Blue82.4%
R · 0–255
144
0x90
G · 0–255
140
0x8c
B · 0–255
210
0xd2

CMYK percentages

Cyan31.4%
Magenta33.3%
Yellow0.0%
Key (black)17.6%

Total ink coverage is 82%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#908cd2 text on a black background

contrast 6.87:1

Card sample

#908cd2 text on a white background

contrast 3.06:1

Card sample

#908cd2 on grey

2.79:1

#908cd2 on its own surface

2.80:1

#908cd2 on its dark surface

5.93:1

CSS3 live lab

Text font color

The quick brown fox

color: #908cd2;
Background color
Panel with #908cd2 background
background-color: #908cd2;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #908cd2;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(144, 140, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(144, 140, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #908cd2;
background: linear-gradient(135deg, #908cd2, #BF8CD2);
Gradient text

Gradient headline

background: linear-gradient(90deg, #908cd2, #D08CD2);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #908cd2;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #908cd2;
caret-color: #908cd2;
Left rule
Pull quote or callout
border-left: 4px solid #908cd2;
Ring + tint
Selected chip
background: #EDEDF8;
box-shadow: inset 0 0 0 2px #908cd2;
Conic badge
68%
background: conic-gradient(#908cd2 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #908cd2 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(144, 140, 210, 0.5)
rgb(144 140 210 / 50%)
#908cd280
hsl(243 44% 69% / 50%)
color-mix(in srgb, #908cd2 50%, transparent)
Alpha8-digit hexFlat on white
10%#908cd21a#F4F4FB
20%#908cd233#E9E8F6
40%#908cd266#D3D1ED
60%#908cd299#BCBAE4
80%#908cd2cc#A6A3DB

Gradients from #908cd2

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, #BAB8E3, #908cd2 45%, #27245C);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #908cd2, #B976C9);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #908cd2, #CED28C);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #D0CEEC 0%, #908cd2 45%, #27245C 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F5F4FA, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #B1CAE0 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #C6A2DB 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #27245C 0%, transparent 65%), #908cd2;

Monochromatic scale

Palettes built from #908cd2

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.

#908cd2 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

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

Usable as-is on a dark surface at 6.87:1.

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.

#908cd2, answered

What color is #908cd2?

#908cd2 is a light soft blue, closest to Medium Purple (ΔE2000 9.4). It sits at 243° on the hue wheel with 44% saturation and 69% lightness, which reads as cool.

What is the RGB value of #908cd2?

rgb(144, 140, 210) — 144 red, 140 green and 210 blue out of 255, or 56.5% / 54.9% / 82.4% by channel.

What is #908cd2 in HSL and HSV?

hsl(243, 44%, 69%) and hsv(243, 33%, 82%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #908cd2 a light or a dark color?

It is a mid-tone. Relative luminance is 0.2934 and perceived brightness is 59%, so black text on it reaches 6.87:1.

Should I use black or white text on #908cd2?

Black. It scores 6.87:1 against #908cd2, versus 3.06:1 for white — AA at any size.

Is #908cd2 accessible on a white background?

#908cd2 on white scores 3.06:1, which only clears AA for large text — 18.66px bold or 24px regular and up. Darken it to #706BC5 to reach 4.5:1, or #4D47B6 for 7:1.

What is the complementary color of #908cd2?

#CED28C sits directly opposite on the wheel. Softer options are the split-complements #D2B38C and #ABD28C, which give the same contrast with far less vibration.

What colors go well with #908cd2?

For interface work: #F5F4FA as the surface, #C6C4E8 for borders, #4F4B9B for secondary text, #968336 as an accent and #27245C for hover and pressed states. For a palette, the analogous pair #8CABD2 and #B38CD2 stays calm, while #CED28C is the loudest partner.

What is #908cd2 in CMYK for printing?

cmyk(31%, 33%, 0%, 18%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #908cd2 warm or cool?

Cool — it scores 81 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #AA8CD2; nudged cooler, #8AA1D4.

Which Tailwind color is closest to #908cd2?

The indigo family — its 500 step is #6366f1, ΔE2000 14.6 away. That is a visible difference, so define #908cd2 as a custom token rather than reaching for the built-in.

How do I use #908cd2 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#908cd2] or text-[#908cd2], 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 #908cd2 with 50% opacity?

rgba(144, 140, 210, 0.5), or #908cd280 in eight-digit hex. Over white that composites to #C8C6E9; over black, #484669.

Is #908cd2 a web-safe color?

No. The nearest web-safe colour is #9999CC, ΔE2000 5.1 away. The palette only matters for legacy displays and some email clients now.

What does the color #908cd2 mean?

As a blue, it reads trusted, calm, competent. The default of institutions for a reason: blue is read as stable and safe across nearly every culture that has been surveyed. At this moderate chroma the association is present but not shouted.

What gradient works with #908cd2?

The safest is same-hue elevation: linear-gradient(135deg, #BAB8E3, #908cd2 45%, #27245C). For more colour, a short hue run to #B976C9 keeps it rich without turning muddy.

Work with #908cd2 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #908cd2 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.