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Recognised as Colour

#583CE1

  • #583CE1
  • Blue
  • Dark
  • Nearest: Blue violet

#583CE1 is a blue with RGB values 88, 60, 225 and HSL 250°, 73%, 56%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#583CE1#583CE1
HEX#583CE1
RGBrgb(88, 60, 225)
RGB (0–1)0.3451, 0.2353, 0.8824
RGB percentages34.5%, 23.5%, 88.2%
HSLhsl(250.2, 73.3%, 55.9%)
HSV / HSBhsv(250.2, 73.3%, 88.2%)
CMYK60.9%, 73.3%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,782,753
CSS custom property--colour: #583CE1;

Brightness & contrast

Relative luminance0.10743WCAG 2.x, 0 is black and 1 is white
Perceived brightness101 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.67:1
Contrast with white6.67:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#A7C31E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0062E6no red cones; affects about 1% of men; ΔE 29 from the original
Deuteranopia#0056DEno green cones; the most common form, about 1% of men; ΔE 23.6 from the original
Tritanopia#006A8Cno blue cones; rare, and affects men and women equally; ΔE 87.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.67:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA

Named colours

Blue violet · ΔE 15.1Medium blue · ΔE 21.8Dark orchid · ΔE 21.8Dark violet · ΔE 22.4Medium slateblue · ΔE 24.2Dark blue · ΔE 27.2
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 15.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C5E13C
Analogous#3C72E1, #AB3CE1
Triadic#E1583C, #3CE158
Split complementary#E1AB3C, #73E13C
Tetradic#E13C72, #C5E13C, #3CE1AB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFEDFC
Lighter +30%#CAC1F5
Lighter +20%#A494EF
Lighter +10%#7E68E8
Darker −10%#3C1FCB
Darker −20%#2F189F
Darker −30%#221272
Darker −40%#150B46
More saturated +25%#4520FD
Less saturated −25%#6B58C5

Channel breakdown

R88
G60
B225
Red88 (34.5%)
Green60 (23.5%)
Blue225 (88.2%)
Hue250.18°
Saturation (HSL)73.33%
Lightness55.88%
Dominant channelBlue
Hex per channelR 58 · G 3C · B E1

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Every value on this page was computed from “583ce1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.