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Recognised as Colour

#879ACC

  • #879ACC
  • Blue
  • Dark
  • Nearest: Steel blue

#879ACC is a blue with RGB values 135, 154, 204 and HSL 223°, 40%, 66%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#879ACC#879ACC
HEX#879ACC
RGBrgb(135, 154, 204)
RGB (0–1)0.5294, 0.6039, 0.8
RGB percentages52.9%, 60.4%, 80%
HSLhsl(223.5, 40.4%, 66.5%)
HSV / HSBhsv(223.5, 33.8%, 80%)
CMYK33.8%, 24.5%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,886,988
CSS custom property--colour: #879ACC;

Brightness & contrast

Relative luminance0.32622WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.52:1
Contrast with white2.79:1WCAG normal text: Fail
Contrast with black7.52:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#786533

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A9ECEno red cones; affects about 1% of men; ΔE 1.9 from the original
Deuteranopia#8498CBno green cones; the most common form, about 1% of men; ΔE 1 from the original
Tritanopia#73A4ABno blue cones; rare, and affects men and women equally; ΔE 27.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.79:1WCAG large text: Fail
Contrast with black, large text7.52:1WCAG large text: AAA

Named colours

Steel blue · ΔE 15.3Light slate grey · ΔE 20Light steelblue · ΔE 20.4Slate grey · ΔE 21.8Cornflower blue · ΔE 21.9Light skyblue · ΔE 22.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 15.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCB987
Analogous#87BDCC, #9787CC
Triadic#CC879A, #9ACC87
Split complementary#CC9787, #BDCC87
Tetradic#CC87BD, #CCB987, #87CC97

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2F4FA
Lighter +20%#CFD6EA
Lighter +10%#ABB8DB
Darker −10%#637CBD
Darker −20%#4761A6
Darker −30%#374C83
Darker −40%#28375F
More saturated +25%#7290E1
Less saturated −25%#9CA4B7

Channel breakdown

R135
G154
B204
Red135 (52.9%)
Green154 (60.4%)
Blue204 (80%)
Hue223.48°
Saturation (HSL)40.35%
Lightness66.47%
Dominant channelBlue
Hex per channelR 87 · G 9A · B CC

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Every value on this page was computed from “879acc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.