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Colour

#858FFA

  • #858FFA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#858FFA is a blue with RGB values 133, 143, 250 and HSL 235°, 92%, 75%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#858FFA#858FFA
HEX#858FFA
RGBrgb(133, 143, 250)
RGB (0–1)0.5216, 0.5608, 0.9804
RGB percentages52.2%, 56.1%, 98%
HSLhsl(234.9, 92.1%, 75.1%)
HSV / HSBhsv(234.9, 46.8%, 98%)
CMYK46.8%, 42.8%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,753,146
CSS custom property--colour: #858FFA;

Brightness & contrast

Relative luminance0.31534WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.31:1
Contrast with white2.87:1WCAG normal text: Fail
Contrast with black7.31:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#7A7005

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#659DFEno red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#5B94F8no green cones; the most common form, about 1% of men; ΔE 12.1 from the original
Tritanopia#5AA5B8no blue cones; rare, and affects men and women equally; ΔE 56.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.87:1WCAG large text: Fail
Contrast with black, large text7.31:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 15.6Medium purple · ΔE 15.8Dodgerblue · ΔE 16.8Royal blue · ΔE 18.6Slate blue · ΔE 21.6Medium slateblue · ΔE 22.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 15.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FAF085
Analogous#85C9FA, #B685FA
Triadic#FA858F, #8FFA85
Split complementary#FAB585, #CAFA85
Tetradic#FA85C9, #FAF085, #85FAB5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E7E9FE
Lighter +10%#B6BCFC
Darker −10%#5462F8
Darker −20%#2335F6
Darker −30%#091BDD
Darker −40%#0715AC
More saturated +25%#808BFF
Less saturated −25%#959CEA

Channel breakdown

R133
G143
B250
Red133 (52.2%)
Green143 (56.1%)
Blue250 (98%)
Hue234.87°
Saturation (HSL)92.13%
Lightness75.1%
Dominant channelBlue
Hex per channelR 85 · G 8F · B FA

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Every value on this page was computed from “858ffa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.