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Colour

#59BDFF

  • #59BDFF
  • Blue
  • Dark
  • Nearest: Deep skyblue

#59BDFF is a blue with RGB values 89, 189, 255 and HSL 204°, 100%, 67%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#59BDFF#59BDFF
HEX#59BDFF
RGBrgb(89, 189, 255)
RGB (0–1)0.349, 0.7412, 1
RGB percentages34.9%, 74.1%, 100%
HSLhsl(203.9, 100%, 67.5%)
HSV / HSBhsv(203.9, 65.1%, 100%)
CMYK65.1%, 25.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,881,343
CSS custom property--colour: #59BDFF;

Brightness & contrast

Relative luminance0.45739WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.15:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.15:1WCAG normal text: AAA
Greyscale equivalent#ADADAD
Inverted#A64200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9FBDFFno red cones; affects about 1% of men; ΔE 16.3 from the original
Deuteranopia#88ADFEno green cones; the most common form, about 1% of men; ΔE 18.3 from the original
Tritanopia#00CDD4no blue cones; rare, and affects men and women equally; ΔE 39 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.15:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 8.4Light skyblue · ΔE 14.2Sky blue · ΔE 21.4Steel blue · ΔE 23.4Cornflower blue · ΔE 23.4Light steelblue · ΔE 27.7
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 8.4, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF9B59
Analogous#59FFEE, #596AFF
Triadic#FF59BD, #BDFF59
Split complementary#FF596A, #FFEE59
Tetradic#EE59FF, #FF9B59, #6AFF59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2FAFF
Lighter +20%#BFE6FF
Lighter +10%#8CD1FF
Darker −10%#26A9FF
Darker −20%#0092F2
Darker −30%#0073BF
Darker −40%#00548C
More saturated +25%#59BDFF
Less saturated −25%#6EB9EA

Channel breakdown

R89
G189
B255
Red89 (34.9%)
Green189 (74.1%)
Blue255 (100%)
Hue203.86°
Saturation (HSL)100%
Lightness67.45%
Dominant channelBlue
Hex per channelR 59 · G BD · B FF

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Every value on this page was computed from “59bdff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.