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Colour

#859FEE

  • #859FEE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#859FEE is a blue with RGB values 133, 159, 238 and HSL 225°, 76%, 73%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#859FEE#859FEE
HEX#859FEE
RGBrgb(133, 159, 238)
RGB (0–1)0.5216, 0.6235, 0.9333
RGB percentages52.2%, 62.4%, 93.3%
HSLhsl(225.1, 75.5%, 72.7%)
HSV / HSBhsv(225.1, 44.1%, 93.3%)
CMYK44.1%, 33.2%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,757,230
CSS custom property--colour: #859FEE;

Brightness & contrast

Relative luminance0.35956WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.19:1
Contrast with white2.56:1WCAG normal text: Fail
Contrast with black8.19:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#7A6011

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#83A7F1no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#799DECno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#5FAFBCno blue cones; rare, and affects men and women equally; ΔE 42.8 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 text8.19:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.4Dodgerblue · ΔE 22.1Steel blue · ΔE 23.2Medium purple · ΔE 29.1Light skyblue · ΔE 29.3Deep skyblue · ΔE 29.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.36, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EED485
Analogous#85D4EE, #9F85EE
Triadic#EE859F, #9FEE85
Split complementary#EE9F85, #D4EE85
Tetradic#EE85D4, #EED485, #85EEA0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DFE5FA
Lighter +10%#B2C2F4
Darker −10%#587CE8
Darker −20%#2B59E2
Darker −30%#1B43BF
Darker −40%#143493
More saturated +25%#7496FF
Less saturated −25%#96A8DD

Channel breakdown

R133
G159
B238
Red133 (52.2%)
Green159 (62.4%)
Blue238 (93.3%)
Hue225.14°
Saturation (HSL)75.54%
Lightness72.75%
Dominant channelBlue
Hex per channelR 85 · G 9F · B EE

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Every value on this page was computed from “859fee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.