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Recognised as Colour

#568DB7

  • #568DB7
  • Blue
  • Dark
  • Nearest: Steel blue

#568DB7 is a blue with RGB values 86, 141, 183 and HSL 206°, 40%, 53%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#568DB7#568DB7
HEX#568DB7
RGBrgb(86, 141, 183)
RGB (0–1)0.3373, 0.5529, 0.7176
RGB percentages33.7%, 55.3%, 71.8%
HSLhsl(206, 40.2%, 52.7%)
HSV / HSBhsv(206, 53%, 71.8%)
CMYK53%, 23%, 0%, 28.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,672,375
CSS custom property--colour: #568DB7;

Brightness & contrast

Relative luminance0.24447WCAG 2.x, 0 is black and 1 is white
Perceived brightness133 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.89:1
Contrast with white3.57:1WCAG normal text: Fail
Contrast with black5.89:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#A97248

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B8DB9no red cones; affects about 1% of men; ΔE 10.8 from the original
Deuteranopia#6E83B6no green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#1C979Bno blue cones; rare, and affects men and women equally; ΔE 28.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.57:1WCAG large text: AA
Contrast with black, large text5.89:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.5Light slate grey · ΔE 16.9Slate grey · ΔE 17.8Light skyblue · ΔE 23.7Cadetblue · ΔE 24.7Deep skyblue · ΔE 24.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.5, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B78056
Analogous#56B7B1, #565DB7
Triadic#B7568D, #8DB756
Split complementary#B7565C, #B7B156
Tetradic#B156B7, #B78056, #5DB756

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5EDF4
Lighter +30%#C1D5E5
Lighter +20%#9EBDD5
Lighter +10%#7AA5C6
Darker −10%#417399
Darker −20%#325875
Darker −30%#233D51
Darker −40%#13222E
More saturated +25%#3891D5
Less saturated −25%#748999

Channel breakdown

R86
G141
B183
Red86 (33.7%)
Green141 (55.3%)
Blue183 (71.8%)
Hue205.98°
Saturation (HSL)40.25%
Lightness52.75%
Dominant channelBlue
Hex per channelR 56 · G 8D · B B7

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Every value on this page was computed from “568db7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.