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Recognised as Colour

#528FF1

  • #528FF1
  • Blue
  • Dark
  • Nearest: Cornflower blue

#528FF1 is a blue with RGB values 82, 143, 241 and HSL 217°, 85%, 63%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#528FF1#528FF1
HEX#528FF1
RGBrgb(82, 143, 241)
RGB (0–1)0.3216, 0.5608, 0.9451
RGB percentages32.2%, 56.1%, 94.5%
HSLhsl(217, 85%, 63.3%)
HSV / HSBhsv(217, 66%, 94.5%)
CMYK66%, 40.7%, 0%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,410,801
CSS custom property--colour: #528FF1;

Brightness & contrast

Relative luminance0.2779WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.56:1
Contrast with white3.2:1WCAG normal text: Fail
Contrast with black6.56:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#AD700E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6298F5no red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#4989EFno green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#00A6B4no blue cones; rare, and affects men and women equally; ΔE 56.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.2:1WCAG large text: AA
Contrast with black, large text6.56:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.4Dodgerblue · ΔE 8.4Royal blue · ΔE 21.8Medium purple · ΔE 26.7Steel blue · ΔE 28.4Slate blue · ΔE 29
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.43, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1B452
Analogous#52DFF1, #6552F1
Triadic#F1528F, #8FF152
Split complementary#F16452, #DFF152
Tetradic#F152DE, #F1B452, #52F164

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E0EBFC
Lighter +20%#B0CCF9
Lighter +10%#81AEF5
Darker −10%#2370ED
Darker −20%#1159CC
Darker −30%#0D449D
Darker −40%#09306E
More saturated +25%#448CFF
Less saturated −25%#6994DA

Channel breakdown

R82
G143
B241
Red82 (32.2%)
Green143 (56.1%)
Blue241 (94.5%)
Hue216.98°
Saturation (HSL)85.03%
Lightness63.33%
Dominant channelBlue
Hex per channelR 52 · G 8F · B F1

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Every value on this page was computed from “528ff1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.