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Recognised as Colour

#58AADD

  • #58AADD
  • Blue
  • Dark
  • Nearest: Deep skyblue

#58AADD is a blue with RGB values 88, 170, 221 and HSL 203°, 66%, 61%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#58AADD#58AADD
HEX#58AADD
RGBrgb(88, 170, 221)
RGB (0–1)0.3451, 0.6667, 0.8667
RGB percentages34.5%, 66.7%, 86.7%
HSLhsl(203, 66.2%, 60.6%)
HSV / HSBhsv(203, 60.2%, 86.7%)
CMYK60.2%, 23.1%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,810,909
CSS custom property--colour: #58AADD;

Brightness & contrast

Relative luminance0.36045WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.21:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.21:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#A75522

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#93A9DFno red cones; affects about 1% of men; ΔE 15.8 from the original
Deuteranopia#809CDCno green cones; the most common form, about 1% of men; ΔE 16.8 from the original
Tritanopia#00B7BBno blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.56:1WCAG large text: Fail
Contrast with black, large text8.21:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13.4Light skyblue · ΔE 14Steel blue · ΔE 15.3Sky blue · ΔE 18.1Light steelblue · ΔE 23.3Cornflower blue · ΔE 25.5
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 13.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD8B58
Analogous#58DDCE, #5868DD
Triadic#DD58AA, #AADD58
Split complementary#DD5867, #DDCE58
Tetradic#CE58DD, #DD8B58, #68DD58

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D7EBF7
Lighter +20%#ADD5EE
Lighter +10%#82C0E6
Darker −10%#2E94D4
Darker −20%#2377AC
Darker −30%#1A5A82
Darker −40%#123D57
More saturated +25%#3FB0F6
Less saturated −25%#71A4C4

Channel breakdown

R88
G170
B221
Red88 (34.5%)
Green170 (66.7%)
Blue221 (86.7%)
Hue203.01°
Saturation (HSL)66.17%
Lightness60.59%
Dominant channelBlue
Hex per channelR 58 · G AA · B DD

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Every value on this page was computed from “58aadd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.