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Colour

#5A6580

  • #5A6580
  • Blue
  • Dark
  • Nearest: Slate grey

#5A6580 is a blue with RGB values 90, 101, 128 and HSL 223°, 17%, 43%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#5A6580#5A6580
HEX#5A6580
RGBrgb(90, 101, 128)
RGB (0–1)0.3529, 0.3961, 0.502
RGB percentages35.3%, 39.6%, 50.2%
HSLhsl(222.6, 17.4%, 42.7%)
HSV / HSBhsv(222.6, 29.7%, 50.2%)
CMYK29.7%, 21.1%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,924,224
CSS custom property--colour: #5A6580;

Brightness & contrast

Relative luminance0.1304WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.82:1
Contrast with white5.82:1WCAG normal text: AA
Contrast with black3.61:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#A59A7F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D6781no red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#59647Fno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#506A6Eno blue cones; rare, and affects men and women equally; ΔE 15.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.82:1WCAG large text: AAA
Contrast with black, large text3.61:1WCAG large text: AA

Named colours

Slate grey · ΔE 12.5Light slate grey · ΔE 14.9Dim grey · ΔE 16.7Steel blue · ΔE 19.6Gray · ΔE 19.8Dark slate grey · ΔE 22.3
Nearest named CSS colourSlate grey (#708090)ΔE 12.49, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#80755A
Analogous#5A7880, #625A80
Triadic#805A65, #65805A
Split complementary#80625A, #78805A
Tetradic#805A78, #80755A, #5A8062

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CBD0DB
Lighter +30%#ADB4C6
Lighter +20%#8F99B1
Lighter +10%#717E9C
Darker −10%#454D62
Darker −20%#303644
Darker −30%#1B1E26
Darker −40%#060608
More saturated +25%#3F5A9B
Less saturated −25%#6D6D6D

Channel breakdown

R90
G101
B128
Red90 (35.3%)
Green101 (39.6%)
Blue128 (50.2%)
Hue222.63°
Saturation (HSL)17.43%
Lightness42.75%
Dominant channelBlue
Hex per channelR 5A · G 65 · B 80

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Every value on this page was computed from “5a6580” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.