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#6281cd

a balanced, vivid blue · cool · closest name: Steel Blue

RGB
98, 129, 205
HSL
223°, 52%, 59%
CMYK
52, 37, 0, 20
Luminance
0.2270

At a glance

Every number on this page in one read: what #6281cd is made of, how bright it looks, and which way it leans.

Hex
#6281cd
Hue
223°
blue
Saturation
52%
vivid
Lightness
59%
balanced
Brightness
80%
HSV value
Perceived
52%
weighted brightness
Luminance
0.2270
WCAG relative
Temperature
Cool
93/100 cool
Color family
Blue
Tone
Vivid
Best ink
Black
5.54:1
Closest name
Steel Blue
ΔE2000 7.5
Where it sits
Hue223° of 360°
Saturation52%
Lightness59%
Temperature
Warm ← → Cool93% 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#6281cd
RGBrgb(98, 129, 205)
HSLhsl(223, 52%, 59%)
CMYKcmyk(52%, 37%, 0%, 20%)
LABlab(54.8 10.6 -42.8)
LCHlch(54.8 44.0 283.9)
OKLCHoklch(0.614 0.121 266.1)
Decimal6455757
Display P3color(display-p3 0.384 0.506 0.804)

Copy-ready code

/* CSS */
color: #6281cd;
background-color: #6281cd;
/* Tailwind (arbitrary) */
class="text-[#6281cd] bg-[#6281cd]"
/* SCSS */
$brand: #6281cd;
/* SwiftUI */
Color(red: 0.384, green: 0.506, blue: 0.804)
/* Android */
Color.parseColor("#6281cd")
/* Flutter */
Color(0xFF6281CD)
/* Python / OpenCV (BGR) */
(205, 129, 98)

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 #6281cd · 5.54:1
Use #000000AA at every size, AAA for large text only.
Aa
White text · 3.79:1
AA fail · AA large pass · AAA fail
Aa
Black text · 5.54:1 · recommended
AA pass · AA large pass · AAA fail
Reading the other direction: #6281cd as text scores 3.79:1 on white and 5.54:1 on black.

Accessibility — WCAG contrast

Aa
#6281cd on white: 3.79:1
AA ✗ fail · AA-large · AAA
Aa
#6281cd on black: 5.54:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #6388D0
deuteranopia · #577FCB
tritanopia · #2E919D

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #6281cd 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.

#F4F6FA
#EAEDF6
#CFD8ED
#AABBE4
#7F99D6
#6281cd
#3B60BA
#31509B
#27407C
#20315A
#141F38
Base = 500Lightest = 50 · #F4F6FADarkest = 950 · #141F38
:root {
  --brand-50: #F4F6FA;
  --brand-100: #EAEDF6;
  --brand-200: #CFD8ED;
  --brand-300: #AABBE4;
  --brand-400: #7F99D6;
  --brand-500: #6281cd;
  --brand-600: #3B60BA;
  --brand-700: #31509B;
  --brand-800: #27407C;
  --brand-900: #20315A;
  --brand-950: #141F38;
  --brand: #6281cd;
  --brand-ink: #000000;
}

Colors that work with #6281cd

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#F4F6FA
Tinted page background
Border#C1CDEB
Hairlines and dividers
Muted text#4B629B
Captions on the surface
Accent#9F622D
Second voice, not a rival
Dark variant#1F3261
Hover, pressed, headers
Light variant#ECEFF9
Selected rows, tints
Dark surface#141924
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 #6281cd

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
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Brand accents, badges and data highlights
Use with care
  • Small text on white — under 4.5:1
  • 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#CDAE62
Analogous left#62B7CD
Analogous right#7862CD
Split-complement 1#CD7862
Split-complement 2#B7CD62
Triadic 1#CD6281
Triadic 2#81CD62
Tetradic#CD62B7

RGB percentages

Red38.4%
Green50.6%
Blue80.4%

CMYK percentages

Cyan52.2%
Magenta37.1%
Yellow0.0%
Key (black)19.6%

Color previews

#6281cd text on a black background

contrast 5.54:1

Card sample

#6281cd text on a white background

contrast 3.79:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #6281cd;
Background color
Panel with #6281cd background
background-color: #6281cd;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #6281cd;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(98, 129, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(98, 129, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #6281cd;
background: linear-gradient(135deg, #6281cd, #8A62CD);

Monochromatic scale

Palettes built from #6281cd

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.

#6281cd 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.

#6281cd, answered

What color is #6281cd?

#6281cd is a balanced vivid blue, closest to Steel Blue (ΔE2000 7.5). It sits at 223° on the hue wheel with 52% saturation and 59% lightness, which reads as cool.

What is the RGB value of #6281cd?

rgb(98, 129, 205) — 98 red, 129 green and 205 blue out of 255, or 38.4% / 50.6% / 80.4% by channel.

Is #6281cd a light or a dark color?

It is a mid-tone. Relative luminance is 0.2270 and perceived brightness is 52%, so black text on it reaches 5.54:1.

Should I use black or white text on #6281cd?

Black. It scores 5.54:1 against #6281cd, versus 3.79:1 for white — AA at any size.

What is the complementary color of #6281cd?

#CDAE62 sits directly opposite on the wheel. Softer options are the split-complements #CD7862 and #B7CD62, which give the same contrast with far less vibration.

What colors go well with #6281cd?

For interface work: #F4F6FA as the surface, #C1CDEB for borders, #4B629B for secondary text, #9F622D as an accent and #1F3261 for hover and pressed states. For a palette, the analogous pair #62B7CD and #7862CD stays calm, while #CDAE62 is the loudest partner.

What is #6281cd in CMYK for printing?

cmyk(52%, 37%, 0%, 20%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #6281cd warm or cool?

Cool — it scores 93 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #6A62CD; nudged cooler, #608DCF.

Work with #6281cd in the Color Lab