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Recognised as Colour

#548CD1

  • #548CD1
  • Blue
  • Dark
  • Nearest: Cornflower blue

#548CD1 is a blue with RGB values 84, 140, 209 and HSL 213°, 58%, 57%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#548CD1#548CD1
HEX#548CD1
RGBrgb(84, 140, 209)
RGB (0–1)0.3294, 0.549, 0.8196
RGB percentages32.9%, 54.9%, 82%
HSLhsl(213.1, 57.6%, 57.5%)
HSV / HSBhsv(213.1, 59.8%, 82%)
CMYK59.8%, 33%, 0%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,541,073
CSS custom property--colour: #548CD1;

Brightness & contrast

Relative luminance0.25244WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.05:1
Contrast with white3.47:1WCAG normal text: Fail
Contrast with black6.05:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#AB732E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6F90D4no red cones; affects about 1% of men; ΔE 5.8 from the original
Deuteranopia#5E84D0no green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#009CA5no blue cones; rare, and affects men and women equally; ΔE 42.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.47:1WCAG large text: AA
Contrast with black, large text6.05:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.7Steel blue · ΔE 12Dodgerblue · ΔE 23.7Deep skyblue · ΔE 25.2Light skyblue · ΔE 28.9Light slate grey · ΔE 30.3
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D19954
Analogous#54CAD1, #5B54D1
Triadic#D1548C, #8CD154
Split complementary#D15A54, #CAD154
Tetradic#D154CA, #D19954, #54D15A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F8FC
Lighter +30%#CDDDF1
Lighter +20%#A4C2E7
Lighter +10%#7CA7DC
Darker −10%#3372BF
Darker −20%#285A97
Darker −30%#1E426E
Darker −40%#132A46
More saturated +25%#3989EC
Less saturated −25%#6F8FB6

Channel breakdown

R84
G140
B209
Red84 (32.9%)
Green140 (54.9%)
Blue209 (82%)
Hue213.12°
Saturation (HSL)57.6%
Lightness57.45%
Dominant channelBlue
Hex per channelR 54 · G 8C · B D1

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Every value on this page was computed from “548cd1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.