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Colour

#52517A

  • #52517A
  • Blue
  • Dark
  • Nearest: Steel blue

#52517A is a blue with RGB values 82, 81, 122 and HSL 241°, 20%, 40%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#52517A#52517A
HEX#52517A
RGBrgb(82, 81, 122)
RGB (0–1)0.3216, 0.3176, 0.4784
RGB percentages32.2%, 31.8%, 47.8%
HSLhsl(241.5, 20.2%, 39.8%)
HSV / HSBhsv(241.5, 33.6%, 47.8%)
CMYK32.8%, 33.6%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,394,810
CSS custom property--colour: #52517A;

Brightness & contrast

Relative luminance0.09084WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.46:1
Contrast with white7.46:1WCAG normal text: AAA
Contrast with black2.82:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#ADAE85

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#45567Cno red cones; affects about 1% of men; ΔE 6.6 from the original
Deuteranopia#445479no green cones; the most common form, about 1% of men; ΔE 6.5 from the original
Tritanopia#485860no blue cones; rare, and affects men and women equally; ΔE 22.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.46:1WCAG large text: AAA
Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23.9Slate grey · ΔE 24.5Dark slateblue · ΔE 25Light slate grey · ΔE 26.5Dim grey · ΔE 26.8Dark slate grey · ΔE 30.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 23.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#797A51
Analogous#51647A, #67517A
Triadic#7A5251, #517A52
Split complementary#7A6751, #647A51
Tetradic#7A5164, #797A51, #517A67

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C2C1D6
Lighter +30%#A3A2C2
Lighter +20%#8584AD
Lighter +10%#676599
Darker −10%#3D3D5B
Darker −20%#29283D
Darker −30%#14141E
Darker −40%#000000
More saturated +25%#3A3893
Less saturated −25%#666666

Channel breakdown

R82
G81
B122
Red82 (32.2%)
Green81 (31.8%)
Blue122 (47.8%)
Hue241.46°
Saturation (HSL)20.2%
Lightness39.8%
Dominant channelBlue
Hex per channelR 52 · G 51 · B 7A

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Every value on this page was computed from “52517a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.