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Recognised as Colour

#55598D

  • #55598D
  • Blue
  • Dark
  • Nearest: Dark slateblue

#55598D is a blue with RGB values 85, 89, 141 and HSL 236°, 25%, 44%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#55598D#55598D
HEX#55598D
RGBrgb(85, 89, 141)
RGB (0–1)0.3333, 0.349, 0.5529
RGB percentages33.3%, 34.9%, 55.3%
HSLhsl(235.7, 24.8%, 44.3%)
HSV / HSBhsv(235.7, 39.7%, 55.3%)
CMYK39.7%, 36.9%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,593,485
CSS custom property--colour: #55598D;

Brightness & contrast

Relative luminance0.10999WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.56:1
Contrast with white6.56:1WCAG normal text: AA
Contrast with black3.2:1WCAG normal text: Fail
Greyscale equivalent#5C5C5C
Inverted#AAA672

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#485F8Fno red cones; affects about 1% of men; ΔE 6.8 from the original
Deuteranopia#445B8Cno green cones; the most common form, about 1% of men; ΔE 6.3 from the original
Tritanopia#45636Cno blue cones; rare, and affects men and women equally; ΔE 29.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.56:1WCAG large text: AAA
Contrast with black, large text3.2:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 20.8Steel blue · ΔE 20.9Slate grey · ΔE 27Light slate grey · ΔE 28.4Cornflower blue · ΔE 30.1Dim grey · ΔE 32.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D8955
Analogous#55758D, #6D558D
Triadic#8D5559, #598D55
Split complementary#8D6D55, #758D55
Tetradic#8D5575, #8D8955, #558D6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDCFE1
Lighter +30%#ADB0CE
Lighter +20%#8D91BB
Lighter +10%#6E72A7
Darker −10%#42456D
Darker −20%#2F314D
Darker −30%#1B1D2E
Darker −40%#08090E
More saturated +25%#3941A9
Less saturated −25%#717171

Channel breakdown

R85
G89
B141
Red85 (33.3%)
Green89 (34.9%)
Blue141 (55.3%)
Hue235.71°
Saturation (HSL)24.78%
Lightness44.31%
Dominant channelBlue
Hex per channelR 55 · G 59 · B 8D

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Every value on this page was computed from “55598d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.