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Recognised as Colour

#503C90

  • #503C90
  • Blue
  • Dark
  • Nearest: Dark slateblue

#503C90 is a blue with RGB values 80, 60, 144 and HSL 254°, 41%, 40%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#503C90#503C90
HEX#503C90
RGBrgb(80, 60, 144)
RGB (0–1)0.3137, 0.2353, 0.5647
RGB percentages31.4%, 23.5%, 56.5%
HSLhsl(254.3, 41.2%, 40%)
HSV / HSBhsv(254.3, 58.3%, 56.5%)
CMYK44.4%, 58.3%, 0%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,258,384
CSS custom property--colour: #503C90;

Brightness & contrast

Relative luminance0.06951WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.79:1
Contrast with white8.79:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#AFC36F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#094C93no red cones; affects about 1% of men; ΔE 20.7 from the original
Deuteranopia#0F498Eno green cones; the most common form, about 1% of men; ΔE 20.3 from the original
Tritanopia#3D4E60no blue cones; rare, and affects men and women equally; ΔE 44.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.79:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 4.5Rebecca purple · ΔE 13.3Midnight blue · ΔE 17Slate blue · ΔE 20.5Medium purple · ΔE 25Indigo · ΔE 26.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 4.48, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7C903C
Analogous#3C5290, #7A3C90
Triadic#90503C, #3C9050
Split complementary#907A3C, #52903C
Tetradic#903C52, #7C903C, #3C907A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1B7E1
Lighter +30%#A293D2
Lighter +20%#836FC3
Lighter +10%#644BB4
Darker −10%#3C2D6C
Darker −20%#281E48
Darker −30%#140F24
Darker −40%#000000
More saturated +25%#4323AA
Less saturated −25%#5D5677

Channel breakdown

R80
G60
B144
Red80 (31.4%)
Green60 (23.5%)
Blue144 (56.5%)
Hue254.29°
Saturation (HSL)41.18%
Lightness40%
Dominant channelBlue
Hex per channelR 50 · G 3C · B 90

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Every value on this page was computed from “503c90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.