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Recognised as Colour

#528BD7

  • #528BD7
  • Blue
  • Dark
  • Nearest: Cornflower blue

#528BD7 is a blue with RGB values 82, 139, 215 and HSL 214°, 62%, 58%. 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

#528BD7#528BD7
HEX#528BD7
RGBrgb(82, 139, 215)
RGB (0–1)0.3216, 0.5451, 0.8431
RGB percentages32.2%, 54.5%, 84.3%
HSLhsl(214.3, 62.4%, 58.2%)
HSV / HSBhsv(214.3, 61.9%, 84.3%)
CMYK61.9%, 35.3%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,409,751
CSS custom property--colour: #528BD7;

Brightness & contrast

Relative luminance0.25165WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#AD7428

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6A90DAno red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#5884D5no green cones; the most common form, about 1% of men; ΔE 5.3 from the original
Tritanopia#009CA7no blue cones; rare, and affects men and women equally; ΔE 45 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.2Steel blue · ΔE 15.8Dodgerblue · ΔE 19.7Deep skyblue · ΔE 27.1Royal blue · ΔE 31.4Light skyblue · ΔE 31.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.2, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D79E52
Analogous#52CDD7, #5C52D7
Triadic#D7528B, #8BD752
Split complementary#D75C52, #CDD752
Tetradic#D752CD, #D79E52, #52D75C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8FAFD
Lighter +30%#CEDEF4
Lighter +20%#A5C3EA
Lighter +10%#7BA7E1
Darker −10%#2E70C8
Darker −20%#25599E
Darker −30%#1B4275
Darker −40%#112A4C
More saturated +25%#3787F2
Less saturated −25%#6D8FBC

Channel breakdown

R82
G139
B215
Red82 (32.2%)
Green139 (54.5%)
Blue215 (84.3%)
Hue214.29°
Saturation (HSL)62.44%
Lightness58.24%
Dominant channelBlue
Hex per channelR 52 · G 8B · B D7

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Every value on this page was computed from “528bd7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.