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#232eee

a balanced, electric blue · cool · closest name: Blue

RGB
35, 46, 238
HSL
237°, 86%, 54%
CMYK
85, 81, 0, 7
Luminance
0.0848

At a glance

Every number on this page in one read: what #232eee is made of, how bright it looks, and which way it leans.

Hex
#232eee
Hue
237°
blue
Saturation
86%
electric
Lightness
54%
balanced
Brightness
93%
HSV value
Perceived
35%
weighted brightness
Luminance
0.0848
WCAG relative
Temperature
Cool
85/100 cool
Color family
Blue
Tone
Electric
Best ink
White
7.79:1
Closest name
Blue
ΔE2000 4.3
Where it sits
Hue237° of 360°
Saturation86%
Lightness54%
Temperature
Warm ← → Cool85% 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#232eee
RGBrgb(35, 46, 238)
HSLhsl(237, 86%, 54%)
CMYKcmyk(85%, 81%, 0%, 7%)
LABlab(35.0 62.6 -93.8)
LCHlch(35.0 112.8 303.7)
OKLCHoklch(0.466 0.272 267.6)
Decimal2305774
Display P3color(display-p3 0.137 0.180 0.933)

Copy-ready code

/* CSS */
color: #232eee;
background-color: #232eee;
/* Tailwind (arbitrary) */
class="text-[#232eee] bg-[#232eee]"
/* SCSS */
$brand: #232eee;
/* SwiftUI */
Color(red: 0.137, green: 0.180, blue: 0.933)
/* Android */
Color.parseColor("#232eee")
/* Flutter */
Color(0xFF232EEE)
/* Python / OpenCV (BGR) */
(238, 46, 35)

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 #232eee · 7.79:1
Use #ffffffAAA at every size.
Aa
White text · 7.79:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 2.70:1
AA fail · AA large fail · AAA fail
Reading the other direction: #232eee as text scores 7.79:1 on white and 2.70:1 on black.

Accessibility — WCAG contrast

Aa
#232eee on white: 7.79:1
AA ✓ pass · AA-large · AAA
Aa
#232eee on black: 2.70:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #005CF3
deuteranopia · #0047EB
tritanopia · #006C90

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #232eee 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.

#F2F3FD
#E5E6FA
#C5C8F7
#979CF7
#636BF3
#232eee
#121DE3
#0F18BD
#0C1398
#0D126D
#080B44
Base = 500Lightest = 50 · #F2F3FDDarkest = 950 · #080B44
:root {
  --brand-50: #F2F3FD;
  --brand-100: #E5E6FA;
  --brand-200: #C5C8F7;
  --brand-300: #979CF7;
  --brand-400: #636BF3;
  --brand-500: #232eee;
  --brand-600: #121DE3;
  --brand-700: #0F18BD;
  --brand-800: #0C1398;
  --brand-900: #0D126D;
  --brand-950: #080B44;
  --brand: #232eee;
  --brand-ink: #ffffff;
}

Colors that work with #232eee

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#F4F5FA
Tinted page background
Border#C0C2ED
Hairlines and dividers
Muted text#4B4F9B
Captions on the surface
Accent#C28A0A
Second voice, not a rival
Dark variant#090F76
Hover, pressed, headers
Light variant#E7E9FD
Selected rows, tints
Dark surface#141524
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 #232eee

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
Use with care
  • Text on black or near-black surfaces
  • Full-page backgrounds — tiring over long sessions
  • 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#EEE323
Analogous left#2394EE
Analogous right#7D23EE
Split-complement 1#EE7D23
Split-complement 2#94EE23
Triadic 1#EE232E
Triadic 2#2EEE23
Tetradic#EE2394

RGB percentages

Red13.7%
Green18.0%
Blue93.3%

CMYK percentages

Cyan85.3%
Magenta80.7%
Yellow0.0%
Key (black)6.7%

Color previews

#232eee text on a black background

contrast 2.70:1

Card sample

#232eee text on a white background

contrast 7.79:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #232eee;
Background color
Panel with #232eee background
background-color: #232eee;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #232eee;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(35, 46, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 46, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #232eee;
background: linear-gradient(135deg, #232eee, #9F23EE);

Monochromatic scale

Palettes built from #232eee

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.

#232eee 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

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

#232eee, answered

What color is #232eee?

#232eee is a balanced electric blue, closest to Blue (ΔE2000 4.3). It sits at 237° on the hue wheel with 86% saturation and 54% lightness, which reads as cool.

What is the RGB value of #232eee?

rgb(35, 46, 238) — 35 red, 46 green and 238 blue out of 255, or 13.7% / 18% / 93.3% by channel.

Is #232eee a light or a dark color?

It is a dark color. Relative luminance is 0.0848 and perceived brightness is 35%, so white text on it reaches 7.79:1.

Should I use black or white text on #232eee?

White. It scores 7.79:1 against #232eee, versus 2.70:1 for black — AAA at any size.

What is the complementary color of #232eee?

#EEE323 sits directly opposite on the wheel. Softer options are the split-complements #EE7D23 and #94EE23, which give the same contrast with far less vibration.

What colors go well with #232eee?

For interface work: #F4F5FA as the surface, #C0C2ED for borders, #4B4F9B for secondary text, #C28A0A as an accent and #090F76 for hover and pressed states. For a palette, the analogous pair #2394EE and #7D23EE stays calm, while #EEE323 is the loudest partner.

What is #232eee in CMYK for printing?

cmyk(85%, 81%, 0%, 7%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #232eee warm or cool?

Cool — it scores 85 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #6223EE; nudged cooler, #2056F0.

Work with #232eee in the Color Lab