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#332eb0

a dark, vivid blue · cool · closest name: Medium Blue

RGB
51, 46, 176
HSL
242°, 59%, 44%
CMYK
71, 74, 0, 31
Luminance
0.0579

At a glance

Every number on this page in one read: what #332eb0 is made of, how bright it looks, and which way it leans.

Hex
#332eb0
Hue
242°
blue
Saturation
59%
vivid
Lightness
44%
dark
Brightness
69%
HSV value
Perceived
29%
weighted brightness
Luminance
0.0579
WCAG relative
Temperature
Cool
82/100 cool
Color family
Blue
Tone
Vivid
Best ink
White
9.73:1
Closest name
Medium Blue
ΔE2000 6.7
Where it sits
Hue242° of 360°
Saturation59%
Lightness44%
Temperature
Warm ← → Cool82% cool

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

Every format

HEX#332eb0
RGBrgb(51, 46, 176)
HSLhsl(242, 59%, 44%)
CMYKcmyk(71%, 74%, 0%, 31%)
LABlab(28.9 44.0 -67.8)
LCHlch(28.9 80.8 303.0)
OKLCHoklch(0.406 0.197 274.8)
Decimal3354288
Display P3color(display-p3 0.200 0.180 0.690)

Copy-ready code

/* CSS */
color: #332eb0;
background-color: #332eb0;
/* Tailwind (arbitrary) */
class="text-[#332eb0] bg-[#332eb0]"
/* SCSS */
$brand: #332eb0;
/* SwiftUI */
Color(red: 0.200, green: 0.180, blue: 0.690)
/* Android */
Color.parseColor("#332eb0")
/* Flutter */
Color(0xFF332EB0)
/* Python / OpenCV (BGR) */
(176, 46, 51)

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 #332eb0 · 9.73:1
Use #ffffffAAA at every size.
Aa
White text · 9.73:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 2.16:1
AA fail · AA large fail · AAA fail
Reading the other direction: #332eb0 as text scores 9.73:1 on white and 2.16:1 on black.

Accessibility — WCAG contrast

Aa
#332eb0 on white: 9.73:1
AA ✓ pass · AA-large · AAA
Aa
#332eb0 on black: 2.16:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #004AB4
deuteranopia · #003EAE
tritanopia · #00536C

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #332eb0 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.

#F4F4FB
#E9E9F7
#CECDEF
#A9A6E8
#7D7ADC
#524DD1
#3833C2
#332eb0
#252281
#1F1C5E
#13123B
Base = 700Lightest = 50 · #F4F4FBDarkest = 950 · #13123B
:root {
  --brand-50: #F4F4FB;
  --brand-100: #E9E9F7;
  --brand-200: #CECDEF;
  --brand-300: #A9A6E8;
  --brand-400: #7D7ADC;
  --brand-500: #524DD1;
  --brand-600: #3833C2;
  --brand-700: #332eb0;
  --brand-800: #252281;
  --brand-900: #1F1C5E;
  --brand-950: #13123B;
  --brand: #332eb0;
  --brand-ink: #ffffff;
}

Colors that work with #332eb0

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#F5F4FA
Tinted page background
Border#C1C0ED
Hairlines and dividers
Muted text#4E4B9B
Captions on the surface
Accent#A68B26
Second voice, not a rival
Dark variant#1D1A65
Hover, pressed, headers
Light variant#EBEBFA
Selected rows, tints
Dark surface#141424
Dark-mode background
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

How to use #332eb0

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

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#ABB02E
Analogous left#2E6AB0
Analogous right#742EB0
Split-complement 1#B0742E
Split-complement 2#6AB02E
Triadic 1#B0332E
Triadic 2#2EB033
Tetradic#B02E6A

RGB percentages

Red20.0%
Green18.0%
Blue69.0%

CMYK percentages

Cyan71.0%
Magenta73.9%
Yellow0.0%
Key (black)31.0%

Color previews

#332eb0 text on a black background

contrast 2.16:1

Card sample

#332eb0 text on a white background

contrast 9.73:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #332eb0;
Background color
Panel with #332eb0 background
background-color: #332eb0;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #332eb0;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(51, 46, 176, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 46, 176, 0.45);
Border & gradient
Gradient panel
border: 3px solid #332eb0;
background: linear-gradient(135deg, #332eb0, #8A2EB0);

Monochromatic scale

Palettes built from #332eb0

Shades — darker

Tints — lighter

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.

#332eb0 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
ButtonsLinksFocus statesCharts
Print note

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

#332eb0, answered

What color is #332eb0?

#332eb0 is a dark vivid blue, closest to Medium Blue (ΔE2000 6.7). It sits at 242° on the hue wheel with 59% saturation and 44% lightness, which reads as cool.

What is the RGB value of #332eb0?

rgb(51, 46, 176) — 51 red, 46 green and 176 blue out of 255, or 20% / 18% / 69% by channel.

Is #332eb0 a light or a dark color?

It is a dark color. Relative luminance is 0.0579 and perceived brightness is 29%, so white text on it reaches 9.73:1.

Should I use black or white text on #332eb0?

White. It scores 9.73:1 against #332eb0, versus 2.16:1 for black — AAA at any size.

What is the complementary color of #332eb0?

#ABB02E sits directly opposite on the wheel. Softer options are the split-complements #B0742E and #6AB02E, which give the same contrast with far less vibration.

What colors go well with #332eb0?

For interface work: #F5F4FA as the surface, #C1C0ED for borders, #4E4B9B for secondary text, #A68B26 as an accent and #1D1A65 for hover and pressed states. For a palette, the analogous pair #2E6AB0 and #742EB0 stays calm, while #ABB02E is the loudest partner.

What is #332eb0 in CMYK for printing?

cmyk(71%, 74%, 0%, 31%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #332eb0 warm or cool?

Cool — it scores 82 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #632EB0; nudged cooler, #2C50B2.

Work with #332eb0 in the Color Lab