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violet · cool

#2f243f

a deep, soft violet · cool · closest name: Midnight Blue

Token name suggestion: Ink Iris

RGB
47, 36, 63
HSL
264°, 27%, 19%
CMYK
25, 43, 0, 75
Luminance
0.0222

#2f243f is a deep soft violet, 264° on the wheel and 65/100 on the cool side. Put white text on it (14.53:1). As text it scores 14.53:1 on white — safe at any size. Nearest name is Midnight Blue, nearest Tailwind family is zinc.

hsl(264 27% 19%)rgb(47 36 63)Base step 950AAA inkCool

At a glance

Every number on this page in one read: what #2f243f is made of, how bright it looks, and which way it leans.

Hex
#2f243f
Hue
264°
violet
Saturation
27%
soft
Lightness
19%
deep
Brightness
25%
HSV value
Perceived
17%
weighted brightness
Luminance
0.0222
WCAG relative
Temperature
Cool
65/100 cool
Color family
Violet
Tone
Soft
Best ink
White
14.53:1
Closest name
Midnight Blue
ΔE2000 15
Chroma
19.4
LCH, 0–130ish
OKLCH L
0.286
perceptual lightness
Tailwind
zinc
500 · ΔE 27.2
Web-safe
#333333
nearest of 216
Where it sits
Hue264° of 360°
Saturation27%
Lightness19%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #2f243f.

Temperature
Warm ← → Cool65% 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
Red27%
Green57%
Blue16%

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

Every format

HEX#2f243f
HEX (8-digit)#2f243fff
RGBrgb(47, 36, 63)
RGBArgba(47, 36, 63, 1)
HSLhsl(264, 27%, 19%)
HSV / HSBhsv(264, 43%, 25%)
HWBhwb(264 14% 75%)
CMYKcmyk(25%, 43%, 0%, 75%)
LABlab(16.6 11.9 -15.3)
LCHlch(16.6 19.4 307.9)
OKLCHoklch(0.286 0.050 302.1)
XYZ (D65)xyz(2.70, 2.22, 4.99)
Decimal3089471
Display P3color(display-p3 0.184 0.141 0.247)
Web-safe#333333

Copy-ready code

every platformclick to select
/* CSS */
color: #2f243f;
background-color: #2f243f;
/* CSS custom property */
--brand: #2f243f;
/* Tailwind (arbitrary) */
class="text-[#2f243f] bg-[#2f243f]"
/* SCSS */
$brand: #2f243f;
/* SwiftUI */
Color(red: 0.184, green: 0.141, blue: 0.247)
/* UIKit */
UIColor(red: 0.184, green: 0.141, blue: 0.247, alpha: 1)
/* Android XML */
<color name="brand">#2F243F</color>
/* Android Compose */
Color(0xFF2F243F)
/* Flutter */
Color(0xFF2F243F)
/* Python / OpenCV (BGR) */
(63, 36, 47)
/* Python / PIL (RGB) */
(47, 36, 63)
/* Java AWT */
new Color(47, 36, 63)
/* .NET */
Color.FromArgb(255, 47, 36, 63)
/* OpenGL / Unity (0–1) */
(0.1843f, 0.1412f, 0.2471f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{47,36,63}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #2f243f 85%, white);
border-color: color-mix(in oklab, #2f243f 40%, transparent);
/* theme-aware in one line */
color: light-dark(#3D2E51, #DFD8E9);
/* relative colour syntax */
--hover: hsl(from #2f243f 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: #F7F6F9;
  --brand-100: #EFECF3;
  --brand-200: #DCD6E6;
  --brand-300: #C4B8D6;
  --brand-400: #A794C2;
  --brand-500: #8970AD;
  --brand-600: #74599C;
  --brand-700: #614A82;
  --brand-800: #4D3B68;
  --brand-900: #3A2E4D;
  --brand-950: #2f243f;
  --brand: #2f243f;
  --brand-ink: #ffffff;
  --brand-surface: #F7F5F9;
  --brand-border: #D4CBE1;
  --brand-hover: #1E1728;
  --brand-pressed: #0D0A12;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #1B1424;
    --brand-ink: #DFD8E9;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F7F6F9',
        100: '#EFECF3',
        200: '#DCD6E6',
        300: '#C4B8D6',
        400: '#A794C2',
        500: '#8970AD',
        600: '#74599C',
        700: '#614A82',
        800: '#4D3B68',
        900: '#3A2E4D',
        950: '#2f243f',
        DEFAULT: '#2f243f',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F7F6F9,
  '100': #EFECF3,
  '200': #DCD6E6,
  '300': #C4B8D6,
  '400': #A794C2,
  '500': #8970AD,
  '600': #74599C,
  '700': #614A82,
  '800': #4D3B68,
  '900': #3A2E4D,
  '950': #2f243f,
);
$brand-base: #2f243f;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F7F6F9", "$type": "color" },
      "100": { "$value": "#EFECF3", "$type": "color" },
      "200": { "$value": "#DCD6E6", "$type": "color" },
      "300": { "$value": "#C4B8D6", "$type": "color" },
      "400": { "$value": "#A794C2", "$type": "color" },
      "500": { "$value": "#8970AD", "$type": "color" },
      "600": { "$value": "#74599C", "$type": "color" },
      "700": { "$value": "#614A82", "$type": "color" },
      "800": { "$value": "#4D3B68", "$type": "color" },
      "900": { "$value": "#3A2E4D", "$type": "color" },
      "950": { "$value": "#2f243f", "$type": "color" }
    },
    "brandInk": { "$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 #2f243f · 14.53:1
Use #ffffffAAA at every size.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 14.53:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 1.44:1
AA fail · AA large fail · AAA fail
Reading the other direction: #2f243f as text scores 14.53:1 on white and 1.44:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F2EFF6 at 12.77:1.

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
#2f243f · 14.53:1
AA on whitealready passes
#2f243f
The quick fox
#2f243f · 14.53:1
AAA on whitealready passes
#2f243f
The quick fox
#8268A9 · 4.50:1
AA on black+34% L
#8268A9
The quick fox
#A28FBF · 7.22:1
AAA on black+46% L
#A28FBF

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #2F243F 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
#2f243f on white: 14.53:1
AA ✓ pass · AA-large · AAA
Aa
#2f243f on black: 1.44:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #2f243f as text on that neutral, and that neutral as text on #2f243f.

NeutralRatioBoth directions
White14.53:1AaAa
Slate 5013.89:1AaAa
Slate 10013.27:1AaAa
Slate 20011.79:1AaAa
Slate 3009.79:1AaAa
Slate 4005.67:1AaAa
Slate 5003.05:1AaAa
Slate 6001.92:1AaAa
Slate 7001.40:1AaAa
Slate 8001.01:1AaAa
Slate 9001.23:1AaAa
Black1.44:1AaAa
Colour vision deficiency
true color
protanopia · #1E2940
deuteranopia · #20293E
tritanopia · #2C282E

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. #2f243f is pinned to step 950; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F7F6F9
#EFECF3
#DCD6E6
#C4B8D6
#A794C2
#8970AD
#74599C
#614A82
#4D3B68
#3A2E4D
#2f243f
Base = 950Lightest = 50 · #F7F6F9Darkest = 950 · #2f243fText step on white = 600
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 0.013 302.1);
  --brand-100: oklch(0.94 0.020 302.1);
  --brand-200: oklch(0.88 0.030 302.1);
  --brand-300: oklch(0.80 0.039 302.1);
  --brand-400: oklch(0.72 0.046 302.1);
  --brand-500: oklch(0.64 0.050 302.1);
  --brand-600: oklch(0.56 0.050 302.1);
  --brand-700: oklch(0.48 0.047 302.1);
  --brand-800: oklch(0.40 0.042 302.1);
  --brand-900: oklch(0.32 0.035 302.1);
  --brand-950: oklch(0.24 0.028 302.1);
}

Colors that work with #2f243f

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#F7F5F9
Tinted page background
Border#D4CBE1
Hairlines and dividers
Muted text#6D5392
Captions on the surface
Accent#3C4122
Second voice, not a rival
Dark variant#3D2E51
Hover, pressed, headers
Light variant#F2EFF6
Selected rows, tints
Dark surface#1B1424
Dark-mode background
Hover#1E1728
One step down in lightness
Pressed#0D0A12
Two steps down
Disabled#655281
Chroma pulled out
Focus ring#382552
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 #2f243f

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Body text and links on white
  • Charts, tags and secondary surfaces
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text on black or near-black surfaces
  • 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.

The muted chroma softens the association — it reads considered rather than loud, which suits long-form and data-heavy screens. 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
  • Weight81/100
  • 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#343F24
Analogous left#24263F
Analogous right#3C243F
Split-complement 1#3F3C24
Split-complement 2#263F24
Triadic 1#3F2F24
Triadic 2#243F2F
Tetradic#3F2426
On the wheel
Base+30°−30°+120°+240°+180°264°

#2f243f sits at 264°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red18.4%
Green14.1%
Blue24.7%
R · 0–255
47
0x2f
G · 0–255
36
0x24
B · 0–255
63
0x3f

CMYK percentages

Cyan25.4%
Magenta42.9%
Yellow0.0%
Key (black)75.3%

Total ink coverage is 144%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#2f243f text on a black background

contrast 1.44:1

Card sample

#2f243f text on a white background

contrast 14.53:1

Card sample

#2f243f on grey

13.27:1

#2f243f on its own surface

13.41:1

#2f243f on its dark surface

1.23:1

CSS3 live lab

Text font color

The quick brown fox

color: #2f243f;
Background color
Panel with #2f243f background
background-color: #2f243f;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #2f243f;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(47, 36, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(47, 36, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2f243f;
background: linear-gradient(135deg, #2f243f, #3F243D);
Gradient text

Gradient headline

background: linear-gradient(90deg, #2f243f, #3F2436);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #2f243f;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #2f243f;
caret-color: #2f243f;
Left rule
Pull quote or callout
border-left: 4px solid #2f243f;
Ring + tint
Selected chip
background: #F2EFF6;
box-shadow: inset 0 0 0 2px #2f243f;
Conic badge
68%
background: conic-gradient(#2f243f 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #2f243f 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(47, 36, 63, 0.5)
rgb(47 36 63 / 50%)
#2f243f80
hsl(264 27% 19% / 50%)
color-mix(in srgb, #2f243f 50%, transparent)
Alpha8-digit hexFlat on white
10%#2f243f1a#EAE9EC
20%#2f243f33#D5D3D9
40%#2f243f66#ACA7B2
60%#2f243f99#827C8C
80%#2f243fcc#595065

Gradients from #2f243f

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, #4C3A66, #2f243f 45%, #3D2E51);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #2f243f, #2B1929);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #2f243f, #343F24);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #5B4579 0%, #2f243f 45%, #3D2E51 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F7F5F9, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #373E5F 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #522F52 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #3D2E51 0%, transparent 65%), #2f243f;

Monochromatic scale

Palettes built from #2f243f

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.

#2f243f 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

Very dark values collapse into each other on cheap panels — leave more lightness between your darkest steps than the numbers suggest.

In dark mode

Too dim on dark surfaces at 1.44:1 — lift it to #8268A9 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.

#2f243f, answered

What color is #2f243f?

#2f243f is a deep soft violet, closest to Midnight Blue (ΔE2000 15). It sits at 264° on the hue wheel with 27% saturation and 19% lightness, which reads as cool.

What is the RGB value of #2f243f?

rgb(47, 36, 63) — 47 red, 36 green and 63 blue out of 255, or 18.4% / 14.1% / 24.7% by channel.

What is #2f243f in HSL and HSV?

hsl(264, 27%, 19%) and hsv(264, 43%, 25%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #2f243f a light or a dark color?

It is a dark color. Relative luminance is 0.0222 and perceived brightness is 17%, so white text on it reaches 14.53:1.

Should I use black or white text on #2f243f?

White. It scores 14.53:1 against #2f243f, versus 1.44:1 for black — AAA at any size.

Is #2f243f accessible on a white background?

#2f243f on white scores 14.53:1, which clears AAA at every size.

What is the complementary color of #2f243f?

#343F24 sits directly opposite on the wheel. Softer options are the split-complements #3F3C24 and #263F24, which give the same contrast with far less vibration.

What colors go well with #2f243f?

For interface work: #F7F5F9 as the surface, #D4CBE1 for borders, #6D5392 for secondary text, #3C4122 as an accent and #3D2E51 for hover and pressed states. For a palette, the analogous pair #24263F and #3C243F stays calm, while #343F24 is the loudest partner.

What is #2f243f in CMYK for printing?

cmyk(25%, 43%, 0%, 75%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #2f243f warm or cool?

Cool — it scores 65 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #39243F; nudged cooler, #242340.

Which Tailwind color is closest to #2f243f?

The zinc family — its 500 step is #71717a, ΔE2000 27.2 away. That is a visible difference, so define #2f243f as a custom token rather than reaching for the built-in.

How do I use #2f243f in Tailwind CSS?

Inline it as an arbitrary value with bg-[#2f243f] or text-[#2f243f], 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 #2f243f with 50% opacity?

rgba(47, 36, 63, 0.5), or #2f243f80 in eight-digit hex. Over white that composites to #97929F; over black, #181220.

Is #2f243f a web-safe color?

No. The nearest web-safe colour is #333333, ΔE2000 15.6 away. The palette only matters for legacy displays and some email clients now.

What does the color #2f243f 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 moderate chroma the association is present but not shouted.

What gradient works with #2f243f?

The safest is same-hue elevation: linear-gradient(135deg, #4C3A66, #2f243f 45%, #3D2E51). For more colour, a short hue run to #2B1929 keeps it rich without turning muddy.

Work with #2f243f in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #2f243f at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.