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Recognised as Colour

#839ACC

  • #839ACC
  • Blue
  • Dark
  • Nearest: Steel blue

#839ACC is a blue with RGB values 131, 154, 204 and HSL 221°, 42%, 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

#839ACC#839ACC
HEX#839ACC
RGBrgb(131, 154, 204)
RGB (0–1)0.5137, 0.6039, 0.8
RGB percentages51.4%, 60.4%, 80%
HSLhsl(221.1, 41.7%, 65.7%)
HSV / HSBhsv(221.1, 35.8%, 80%)
CMYK35.8%, 24.5%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,624,844
CSS custom property--colour: #839ACC;

Brightness & contrast

Relative luminance0.32296WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.46:1
Contrast with white2.82:1WCAG normal text: Fail
Contrast with black7.46:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#7C6533

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#899ECEno red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#8297CBno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#6DA4ABno 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 text2.82:1WCAG large text: Fail
Contrast with black, large text7.46:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.4Light slate grey · ΔE 19.8Light steelblue · ΔE 20.5Slate grey · ΔE 21.6Cornflower blue · ΔE 21.7Light skyblue · ΔE 22
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCB583
Analogous#83BFCC, #9083CC
Triadic#CC839A, #9ACC83
Split complementary#CC9083, #BFCC83
Tetradic#CC83BF, #CCB583, #83CC90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EFF2F9
Lighter +20%#CBD5EA
Lighter +10%#A7B7DB
Darker −10%#5F7DBD
Darker −20%#4463A5
Darker −30%#354D81
Darker −40%#26375D
More saturated +25%#6D92E2
Less saturated −25%#99A2B6

Channel breakdown

R131
G154
B204
Red131 (51.4%)
Green154 (60.4%)
Blue204 (80%)
Hue221.1°
Saturation (HSL)41.71%
Lightness65.69%
Dominant channelBlue
Hex per channelR 83 · G 9A · B CC

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Every value on this page was computed from “839acc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.