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Recognised as Colour

#8599EE

  • #8599EE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#8599EE is a blue with RGB values 133, 153, 238 and HSL 229°, 76%, 73%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#8599EE#8599EE
HEX#8599EE
RGBrgb(133, 153, 238)
RGB (0–1)0.5216, 0.6, 0.9333
RGB percentages52.2%, 60%, 93.3%
HSLhsl(228.6, 75.5%, 72.7%)
HSV / HSBhsv(228.6, 44.1%, 93.3%)
CMYK44.1%, 35.7%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,755,694
CSS custom property--colour: #8599EE;

Brightness & contrast

Relative luminance0.33942WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.79:1
Contrast with white2.7:1WCAG normal text: Fail
Contrast with black7.79:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#7A6611

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7AA2F1no red cones; affects about 1% of men; ΔE 7.3 from the original
Deuteranopia#7199ECno green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#60AAB8no blue cones; rare, and affects men and women equally; ΔE 45.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.7:1WCAG large text: Fail
Contrast with black, large text7.79:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.4Dodgerblue · ΔE 19.8Medium purple · ΔE 24.8Steel blue · ΔE 25.9Royal blue · ΔE 28.9Plum · ΔE 30.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.45, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEDA85
Analogous#85CEEE, #A685EE
Triadic#EE8599, #99EE85
Split complementary#EEA685, #CEEE85
Tetradic#EE85CE, #EEDA85, #85EEA6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DFE4FA
Lighter +10%#B2BEF4
Darker −10%#5874E8
Darker −20%#2B4EE2
Darker −30%#1B3ABF
Darker −40%#142C93
More saturated +25%#748EFF
Less saturated −25%#96A4DD

Channel breakdown

R133
G153
B238
Red133 (52.2%)
Green153 (60%)
Blue238 (93.3%)
Hue228.57°
Saturation (HSL)75.54%
Lightness72.75%
Dominant channelBlue
Hex per channelR 85 · G 99 · B EE

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Every value on this page was computed from “8599ee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.