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Recognised as Colour

#859CCF

  • #859CCF
  • Blue
  • Dark
  • Nearest: Steel blue

#859CCF is a blue with RGB values 133, 156, 207 and HSL 221°, 44%, 67%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#859CCF#859CCF
HEX#859CCF
RGBrgb(133, 156, 207)
RGB (0–1)0.5216, 0.6118, 0.8118
RGB percentages52.2%, 61.2%, 81.2%
HSLhsl(221.4, 43.5%, 66.7%)
HSV / HSBhsv(221.4, 35.7%, 81.2%)
CMYK35.7%, 24.6%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,756,431
CSS custom property--colour: #859CCF;

Brightness & contrast

Relative luminance0.33268WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.65:1
Contrast with white2.74:1WCAG normal text: Fail
Contrast with black7.65:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#7A6330

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BA0D1no red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#8499CEno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#6EA6AEno blue cones; rare, and affects men and women equally; ΔE 27.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.74:1WCAG large text: Fail
Contrast with black, large text7.65:1WCAG large text: AAA

Named colours

Steel blue · ΔE 15Light steelblue · ΔE 20.3Light slate grey · ΔE 20.6Cornflower blue · ΔE 21.3Light skyblue · ΔE 21.6Slate grey · ΔE 22.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.99, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFB885
Analogous#85C1CF, #9385CF
Triadic#CF859C, #9CCF85
Split complementary#CF9385, #C1CF85
Tetradic#CF85C1, #CFB885, #85CF93

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F3F5FA
Lighter +20%#CED7EC
Lighter +10%#AABADD
Darker −10%#607EC1
Darker −20%#4363AB
Darker −30%#354E86
Darker −40%#263962
More saturated +25%#7094E4
Less saturated −25%#9AA4BA

Channel breakdown

R133
G156
B207
Red133 (52.2%)
Green156 (61.2%)
Blue207 (81.2%)
Hue221.35°
Saturation (HSL)43.53%
Lightness66.67%
Dominant channelBlue
Hex per channelR 85 · G 9C · B CF

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