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Recognised as Colour

#6449D9

  • #6449D9
  • Blue
  • Dark
  • Nearest: Medium slateblue

#6449D9 is a blue with RGB values 100, 73, 217 and HSL 251°, 65%, 57%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#6449D9#6449D9
HEX#6449D9
RGBrgb(100, 73, 217)
RGB (0–1)0.3922, 0.2863, 0.851
RGB percentages39.2%, 28.6%, 85.1%
HSLhsl(251.3, 65.5%, 56.9%)
HSV / HSBhsv(251.3, 66.4%, 85.1%)
CMYK53.9%, 66.4%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,572,505
CSS custom property--colour: #6449D9;

Brightness & contrast

Relative luminance0.12484WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.01:1
Contrast with white6.01:1WCAG normal text: AA
Contrast with black3.5:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#9BB626

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0067DDno red cones; affects about 1% of men; ΔE 27.3 from the original
Deuteranopia#005FD6no green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#316E8Bno blue cones; rare, and affects men and women equally; ΔE 76 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.01:1WCAG large text: AAA
Contrast with black, large text3.5:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 13.4Slate blue · ΔE 17.7Dark orchid · ΔE 19.7Blue violet · ΔE 22Royal blue · ΔE 23.3Rebecca purple · ΔE 25.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 13.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BED949
Analogous#4976D9, #AC49D9
Triadic#D96449, #49D964
Split complementary#D9AC49, #76D949
Tetradic#D94976, #BED949, #49D9AC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4F2FC
Lighter +30%#D0C8F3
Lighter +20%#AC9DEB
Lighter +10%#8873E2
Darker −10%#4729C6
Darker −20%#38209C
Darker −30%#281871
Darker −40%#190F47
More saturated +25%#532DF4
Less saturated −25%#7564BE

Channel breakdown

R100
G73
B217
Red100 (39.2%)
Green73 (28.6%)
Blue217 (85.1%)
Hue251.25°
Saturation (HSL)65.45%
Lightness56.86%
Dominant channelBlue
Hex per channelR 64 · G 49 · B D9

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Every value on this page was computed from “6449d9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.