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Colour

#4333DD

  • #4333DD
  • Blue
  • Dark
  • Nearest: Blue violet

#4333DD is a blue with RGB values 67, 51, 221 and HSL 246°, 71%, 53%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Blue violet.

Colour values

#4333DD#4333DD
HEX#4333DD
RGBrgb(67, 51, 221)
RGB (0–1)0.2627, 0.2, 0.8667
RGB percentages26.3%, 20%, 86.7%
HSLhsl(245.6, 71.4%, 53.3%)
HSV / HSBhsv(245.6, 76.9%, 86.7%)
CMYK69.7%, 76.9%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,404,189
CSS custom property--colour: #4333DD;

Brightness & contrast

Relative luminance0.08781WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.62:1
Contrast with white7.62:1WCAG normal text: AAA
Contrast with black2.76:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#BCCC22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BE2no red cones; affects about 1% of men; ΔE 28.2 from the original
Deuteranopia#004CDAno green cones; the most common form, about 1% of men; ΔE 20.3 from the original
Tritanopia#006687no blue cones; rare, and affects men and women equally; ΔE 90.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.62:1WCAG large text: AAA
Contrast with black, large text2.76:1WCAG large text: Fail

Named colours

Blue violet · ΔE 16.7Medium blue · ΔE 17Dark violet · ΔE 23.5Dark orchid · ΔE 25.6Dark blue · ΔE 26.1Medium slateblue · ΔE 29
Nearest named CSS colourBlue violet (#8A2BE2)ΔE 16.71, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDDD33
Analogous#3378DD, #9833DD
Triadic#DD4333, #33DD43
Split complementary#DD9833, #78DD33
Tetradic#DD3378, #CDDD33, #33DD98

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4E2FA
Lighter +30%#BCB6F3
Lighter +20%#948AEC
Lighter +10%#6B5FE4
Darker −10%#2E20BD
Darker −20%#241892
Darker −30%#191166
Darker −40%#0E0A3A
More saturated +25%#2B15FB
Less saturated −25%#5B51BF

Channel breakdown

R67
G51
B221
Red67 (26.3%)
Green51 (20%)
Blue221 (86.7%)
Hue245.65°
Saturation (HSL)71.43%
Lightness53.33%
Dominant channelBlue
Hex per channelR 43 · G 33 · B DD

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Every value on this page was computed from “4333dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.