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Recognised as Colour

#5A5873

  • #5A5873
  • Blue
  • Dark
  • Nearest: Slate grey

#5A5873 is a blue with RGB values 90, 88, 115 and HSL 244°, 13%, 40%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#5A5873#5A5873
HEX#5A5873
RGBrgb(90, 88, 115)
RGB (0–1)0.3529, 0.3451, 0.451
RGB percentages35.3%, 34.5%, 45.1%
HSLhsl(244.4, 13.3%, 39.8%)
HSV / HSBhsv(244.4, 23.5%, 45.1%)
CMYK21.7%, 23.5%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,920,883
CSS custom property--colour: #5A5873;

Brightness & contrast

Relative luminance0.10391WCAG 2.x, 0 is black and 1 is white
Perceived brightness92.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.82:1
Contrast with white6.82:1WCAG normal text: AA
Contrast with black3.08:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#A5A78C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#515B74no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#515A72no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#555C61no blue cones; rare, and affects men and women equally; ΔE 14.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.82:1WCAG large text: AAA
Contrast with black, large text3.08:1WCAG large text: AA

Named colours

Slate grey · ΔE 17.6Dim grey · ΔE 17.6Light slate grey · ΔE 20.1Gray · ΔE 22.4Dark slate grey · ΔE 23.1Steel blue · ΔE 24.8
Nearest named CSS colourSlate grey (#708090)ΔE 17.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#717358
Analogous#586373, #685873
Triadic#735A58, #58735A
Split complementary#736858, #647358
Tetradic#735863, #717358, #587368

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6C5D2
Lighter +30%#A9A8BC
Lighter +20%#8D8BA6
Lighter +10%#716E90
Darker −10%#434256
Darker −20%#2D2C39
Darker −30%#16161C
Darker −40%#000000
More saturated +25%#443F8C
Less saturated −25%#666666

Channel breakdown

R90
G88
B115
Red90 (35.3%)
Green88 (34.5%)
Blue115 (45.1%)
Hue244.44°
Saturation (HSL)13.3%
Lightness39.8%
Dominant channelBlue
Hex per channelR 5A · G 58 · B 73

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Every value on this page was computed from “5a5873” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.