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Recognised as Colour

#8391CA

  • #8391CA
  • Blue
  • Dark
  • Nearest: Steel blue

#8391CA is a blue with RGB values 131, 145, 202 and HSL 228°, 40%, 65%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#8391CA#8391CA
HEX#8391CA
RGBrgb(131, 145, 202)
RGB (0–1)0.5137, 0.5686, 0.7922
RGB percentages51.4%, 56.9%, 79.2%
HSLhsl(228.2, 40.1%, 65.3%)
HSV / HSBhsv(228.2, 35.1%, 79.2%)
CMYK35.1%, 28.2%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,622,538
CSS custom property--colour: #8391CA;

Brightness & contrast

Relative luminance0.2934WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.87:1
Contrast with white3.06:1WCAG normal text: Fail
Contrast with black6.87:1WCAG normal text: AA
Greyscale equivalent#929292
Inverted#7C6E35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7F96CCno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#7991C9no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#6F9CA5no blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.06:1WCAG large text: AA
Contrast with black, large text6.87:1WCAG large text: AAA

Named colours

Steel blue · ΔE 15.5Cornflower blue · ΔE 18.3Light slate grey · ΔE 23.3Slate grey · ΔE 24.6Light steelblue · ΔE 25.5Light skyblue · ΔE 27.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 15.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CABC83
Analogous#83B5CA, #9883CA
Triadic#CA8391, #91CA83
Split complementary#CA9883, #B5CA83
Tetradic#CA83B5, #CABC83, #83CA98

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EEF0F8
Lighter +20%#CAD0E9
Lighter +10%#A7B1D9
Darker −10%#5F71BB
Darker −20%#4557A2
Darker −30%#36447E
Darker −40%#27315A
More saturated +25%#6D84E0
Less saturated −25%#999EB4

Channel breakdown

R131
G145
B202
Red131 (51.4%)
Green145 (56.9%)
Blue202 (79.2%)
Hue228.17°
Saturation (HSL)40.11%
Lightness65.29%
Dominant channelBlue
Hex per channelR 83 · G 91 · B CA

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Every value on this page was computed from “8391ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.