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Recognised as Colour

#42074F

  • #42074F
  • Violet
  • Dark
  • Nearest: Midnight blue

#42074F is a violet with RGB values 66, 7, 79 and HSL 289°, 84%, 17%. It is a dark colour, so white text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#42074F#42074F
HEX#42074F
RGBrgb(66, 7, 79)
RGB (0–1)0.2588, 0.0275, 0.3098
RGB percentages25.9%, 2.7%, 31%
HSLhsl(289.2, 83.7%, 16.9%)
HSV / HSBhsv(289.2, 91.1%, 31%)
CMYK16.5%, 91.1%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,327,247
CSS custom property--colour: #42074F;

Brightness & contrast

Relative luminance0.01875WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.27:1
Contrast with white15.27:1WCAG normal text: AAA
Contrast with black1.37:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#BDF8B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002251no red cones; affects about 1% of men; ΔE 27.5 from the original
Deuteranopia#0D274Eno green cones; the most common form, about 1% of men; ΔE 31 from the original
Tritanopia#42182Cno blue cones; rare, and affects men and women equally; ΔE 29.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.27:1WCAG large text: AAA
Contrast with black, large text1.37:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 21.2Dark slateblue · ΔE 23.4Rebecca purple · ΔE 26.2Purple · ΔE 27.5Indigo · ΔE 28.8Dark magenta · ΔE 32.5
Nearest named CSS colourMidnight blue (#191970)ΔE 21.23, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#144F07
Analogous#1E074F, #4F0738
Triadic#4F4207, #074F42
Split complementary#384F07, #074F1E
Tetradic#4F1E07, #144F07, #07384F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CC35ED
Lighter +30%#B713DC
Lighter +20%#900FAD
Lighter +10%#690B7E
Darker −10%#1B0320
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#460056
Less saturated −25%#3B1244

Channel breakdown

R66
G7
B79
Red66 (25.9%)
Green7 (2.7%)
Blue79 (31%)
Hue289.17°
Saturation (HSL)83.72%
Lightness16.86%
Dominant channelBlue
Hex per channelR 42 · G 07 · B 4F

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Every value on this page was computed from “42074f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.