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Recognised as Colour

#654BDA

  • #654BDA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#654BDA is a blue with RGB values 101, 75, 218 and HSL 251°, 66%, 57%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#654BDA#654BDA
HEX#654BDA
RGBrgb(101, 75, 218)
RGB (0–1)0.3961, 0.2941, 0.8549
RGB percentages39.6%, 29.4%, 85.5%
HSLhsl(250.9, 65.9%, 57.5%)
HSV / HSBhsv(250.9, 65.6%, 85.5%)
CMYK53.7%, 65.6%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,638,554
CSS custom property--colour: #654BDA;

Brightness & contrast

Relative luminance0.12861WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.88:1
Contrast with white5.88:1WCAG normal text: AA
Contrast with black3.57:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#9AB425

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068DEno red cones; affects about 1% of men; ΔE 26.9 from the original
Deuteranopia#0060D7no green cones; the most common form, about 1% of men; ΔE 24.2 from the original
Tritanopia#336F8Cno blue cones; rare, and affects men and women equally; ΔE 75.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.88:1WCAG large text: AAA
Contrast with black, large text3.57:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 12.4Slate blue · ΔE 16.9Dark orchid · ΔE 20Royal blue · ΔE 22.5Blue violet · ΔE 22.8Rebecca purple · ΔE 25
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 12.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C0DA4B
Analogous#4B79DA, #AC4BDA
Triadic#DA654B, #4BDA65
Split complementary#DAAC4B, #79DA4B
Tetradic#DA4B79, #C0DA4B, #4BDAAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F6F4FD
Lighter +30%#D2CAF4
Lighter +20%#ADA0EB
Lighter +10%#8975E3
Darker −10%#4629C9
Darker −20%#37219E
Darker −30%#291874
Darker −40%#1A0F4A
More saturated +25%#5430F5
Less saturated −25%#7666BF

Channel breakdown

R101
G75
B218
Red101 (39.6%)
Green75 (29.4%)
Blue218 (85.5%)
Hue250.91°
Saturation (HSL)65.9%
Lightness57.45%
Dominant channelBlue
Hex per channelR 65 · G 4B · B DA

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Every value on this page was computed from “654bda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.