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Recognised as Colour

#5A5F87

  • #5A5F87
  • Blue
  • Dark
  • Nearest: Steel blue

#5A5F87 is a blue with RGB values 90, 95, 135 and HSL 233°, 20%, 44%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#5A5F87#5A5F87
HEX#5A5F87
RGBrgb(90, 95, 135)
RGB (0–1)0.3529, 0.3725, 0.5294
RGB percentages35.3%, 37.3%, 52.9%
HSLhsl(233.3, 20%, 44.1%)
HSV / HSBhsv(233.3, 33.3%, 52.9%)
CMYK33.3%, 29.6%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,922,695
CSS custom property--colour: #5A5F87;

Brightness & contrast

Relative luminance0.12107WCAG 2.x, 0 is black and 1 is white
Perceived brightness99 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.14:1
Contrast with white6.14:1WCAG normal text: AA
Contrast with black3.42:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#A5A078

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#536389no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#506086no green cones; the most common form, about 1% of men; ΔE 4 from the original
Tritanopia#4E676Dno blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.14:1WCAG large text: AAA
Contrast with black, large text3.42:1WCAG large text: AA

Named colours

Steel blue · ΔE 19Slate grey · ΔE 19.7Light slate grey · ΔE 21.4Dim grey · ΔE 24.4Gray · ΔE 27.1Dark slateblue · ΔE 28.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 18.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#87825A
Analogous#5A7587, #6C5A87
Triadic#875A5F, #5F875A
Split complementary#876C5A, #75875A
Tetradic#875A75, #87825A, #5A876C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CED0DF
Lighter +30%#B0B3CA
Lighter +20%#9195B6
Lighter +10%#7378A1
Darker −10%#464968
Darker −20%#31344A
Darker −30%#1D1E2B
Darker −40%#08090D
More saturated +25%#3E49A3
Less saturated −25%#717171

Channel breakdown

R90
G95
B135
Red90 (35.3%)
Green95 (37.3%)
Blue135 (52.9%)
Hue233.33°
Saturation (HSL)20%
Lightness44.12%
Dominant channelBlue
Hex per channelR 5A · G 5F · B 87

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Every value on this page was computed from “5a5f87” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.