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Recognised as Colour

#53B0F8

  • #53B0F8
  • Blue
  • Dark
  • Nearest: Deep skyblue

#53B0F8 is a blue with RGB values 83, 176, 248 and HSL 206°, 92%, 65%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#53B0F8#53B0F8
HEX#53B0F8
RGBrgb(83, 176, 248)
RGB (0–1)0.3255, 0.6902, 0.9725
RGB percentages32.5%, 69%, 97.3%
HSLhsl(206.2, 92.2%, 64.9%)
HSV / HSBhsv(206.2, 66.5%, 97.3%)
CMYK66.5%, 29%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,484,792
CSS custom property--colour: #53B0F8;

Brightness & contrast

Relative luminance0.39667WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.93:1
Contrast with white2.35:1WCAG normal text: Fail
Contrast with black8.93:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#AC4F07

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90B2FBno red cones; affects about 1% of men; ΔE 13.4 from the original
Deuteranopia#79A2F7no green cones; the most common form, about 1% of men; ΔE 15.2 from the original
Tritanopia#00C1C9no blue cones; rare, and affects men and women equally; ΔE 42.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.35:1WCAG large text: Fail
Contrast with black, large text8.93:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 12.7Cornflower blue · ΔE 17.4Light skyblue · ΔE 19.3Steel blue · ΔE 20.5Sky blue · ΔE 26.4Dodgerblue · ΔE 26.8
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 12.67, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F89B53
Analogous#53F8EE, #535DF8
Triadic#F853B0, #B0F853
Split complementary#F8535D, #F8EE53
Tetradic#EE53F8, #F89B53, #5EF853

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E6F4FE
Lighter +20%#B5DDFC
Lighter +10%#84C7FA
Darker −10%#2299F6
Darker −20%#0980DC
Darker −30%#0763AB
Darker −40%#05477A
More saturated +25%#4CB1FF
Less saturated −25%#69ADE2

Channel breakdown

R83
G176
B248
Red83 (32.5%)
Green176 (69%)
Blue248 (97.3%)
Hue206.18°
Saturation (HSL)92.18%
Lightness64.9%
Dominant channelBlue
Hex per channelR 53 · G B0 · B F8

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Every value on this page was computed from “53b0f8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.