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Colour

#548FF4

  • #548FF4
  • Blue
  • Dark
  • Nearest: Dodgerblue

#548FF4 is a blue with RGB values 84, 143, 244 and HSL 218°, 88%, 64%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#548FF4#548FF4
HEX#548FF4
RGBrgb(84, 143, 244)
RGB (0–1)0.3294, 0.5608, 0.9569
RGB percentages32.9%, 56.1%, 95.7%
HSLhsl(217.9, 87.9%, 64.3%)
HSV / HSBhsv(217.9, 65.6%, 95.7%)
CMYK65.6%, 41.4%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,541,876
CSS custom property--colour: #548FF4;

Brightness & contrast

Relative luminance0.28061WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.61:1
Contrast with white3.18:1WCAG normal text: Fail
Contrast with black6.61:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#AB700B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6098F8no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#478AF2no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00A6B6no blue cones; rare, and affects men and women equally; ΔE 56.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.18:1WCAG large text: AA
Contrast with black, large text6.61:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 7.4Cornflower blue · ΔE 7.9Royal blue · ΔE 20.5Medium purple · ΔE 25.7Slate blue · ΔE 27.9Steel blue · ΔE 30.2
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 7.45, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F4B954
Analogous#54DFF4, #6954F4
Triadic#F4548F, #8FF454
Split complementary#F46954, #DFF454
Tetradic#F454DF, #F4B954, #54F469

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4EDFD
Lighter +20%#B4CEFA
Lighter +10%#84AEF7
Darker −10%#2470F1
Darker −20%#0E57D4
Darker −30%#0B43A4
Darker −40%#073075
More saturated +25%#498CFF
Less saturated −25%#6B95DD

Channel breakdown

R84
G143
B244
Red84 (32.9%)
Green143 (56.1%)
Blue244 (95.7%)
Hue217.88°
Saturation (HSL)87.91%
Lightness64.31%
Dominant channelBlue
Hex per channelR 54 · G 8F · B F4

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Every value on this page was computed from “548ff4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.