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Recognised as Colour

#5543CA

  • #5543CA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#5543CA is a blue with RGB values 85, 67, 202 and HSL 248°, 56%, 53%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#5543CA#5543CA
HEX#5543CA
RGBrgb(85, 67, 202)
RGB (0–1)0.3333, 0.2627, 0.7922
RGB percentages33.3%, 26.3%, 79.2%
HSLhsl(248, 56%, 52.7%)
HSV / HSBhsv(248, 66.8%, 79.2%)
CMYK57.9%, 66.8%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,587,914
CSS custom property--colour: #5543CA;

Brightness & contrast

Relative luminance0.1021WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.9:1
Contrast with white6.9:1WCAG normal text: AA
Contrast with black3.04:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#AABC35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005ECEno red cones; affects about 1% of men; ΔE 24 from the original
Deuteranopia#0055C7no green cones; the most common form, about 1% of men; ΔE 20.5 from the original
Tritanopia#0D6681no blue cones; rare, and affects men and women equally; ΔE 74.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.9:1WCAG large text: AAA
Contrast with black, large text3.04:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 14.6Slate blue · ΔE 15Royal blue · ΔE 21Rebecca purple · ΔE 21.3Dark orchid · ΔE 22.4Indigo · ΔE 23.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 14.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B8CA43
Analogous#4375CA, #9943CA
Triadic#CA5543, #43CA55
Split complementary#CA9943, #75CA43
Tetradic#CA4374, #B8CA43, #43CA99

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5E2F7
Lighter +30%#C1BAEC
Lighter +20%#9D93E0
Lighter +10%#796BD5
Darker −10%#4030AA
Darker −20%#312582
Darker −30%#221A5A
Darker −40%#130E33
More saturated +25%#3F25E8
Less saturated −25%#6B61AC

Channel breakdown

R85
G67
B202
Red85 (33.3%)
Green67 (26.3%)
Blue202 (79.2%)
Hue248°
Saturation (HSL)56.02%
Lightness52.75%
Dominant channelBlue
Hex per channelR 55 · G 43 · B CA

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Every value on this page was computed from “5543ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.