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Recognised as Colour

#6576A3

  • #6576A3
  • Blue
  • Dark
  • Nearest: Steel blue

#6576A3 is a blue with RGB values 101, 118, 163 and HSL 224°, 25%, 52%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#6576A3#6576A3
HEX#6576A3
RGBrgb(101, 118, 163)
RGB (0–1)0.3961, 0.4627, 0.6392
RGB percentages39.6%, 46.3%, 63.9%
HSLhsl(223.5, 25.2%, 51.8%)
HSV / HSBhsv(223.5, 38%, 63.9%)
CMYK38%, 27.6%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,649,507
CSS custom property--colour: #6576A3;

Brightness & contrast

Relative luminance0.18368WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.67:1
Contrast with white4.49:1WCAG normal text: Fail
Contrast with black4.67:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#9A895C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#677AA5no red cones; affects about 1% of men; ΔE 2.1 from the original
Deuteranopia#6174A2no green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#527F86no blue cones; rare, and affects men and women equally; ΔE 25.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.49:1WCAG large text: AA
Contrast with black, large text4.67:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.4Slate grey · ΔE 17.5Light slate grey · ΔE 17.9Cornflower blue · ΔE 26.4Gray · ΔE 26.9Dim grey · ΔE 27.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A39265
Analogous#6595A3, #7365A3
Triadic#A36576, #76A365
Split complementary#A37365, #95A365
Tetradic#A36595, #A39265, #65A373

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5E8EF
Lighter +30%#C5CBDC
Lighter +20%#A5AFC9
Lighter +10%#8592B6
Darker −10%#505E85
Darker −20%#3D4865
Darker −30%#2A3145
Darker −40%#161B26
More saturated +25%#4668C2
Less saturated −25%#848484

Channel breakdown

R101
G118
B163
Red101 (39.6%)
Green118 (46.3%)
Blue163 (63.9%)
Hue223.55°
Saturation (HSL)25.2%
Lightness51.76%
Dominant channelBlue
Hex per channelR 65 · G 76 · B A3

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Every value on this page was computed from “6576a3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.