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Colour

#1F0441

  • #1F0441
  • Violet
  • Dark
  • Nearest: Midnight blue

#1F0441 is a violet with RGB values 31, 4, 65 and HSL 267°, 88%, 14%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1F0441#1F0441
HEX#1F0441
RGBrgb(31, 4, 65)
RGB (0–1)0.1216, 0.0157, 0.2549
RGB percentages12.2%, 1.6%, 25.5%
HSLhsl(266.6, 88.4%, 13.5%)
HSV / HSBhsv(266.6, 93.8%, 25.5%)
CMYK52.3%, 93.8%, 0%, 74.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,032,705
CSS custom property--colour: #1F0441;

Brightness & contrast

Relative luminance0.0076WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.23:1
Contrast with white18.23:1WCAG normal text: AAA
Contrast with black1.15:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#E0FBBE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001643no red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#001440no green cones; the most common form, about 1% of men; ΔE 16 from the original
Tritanopia#151623no blue cones; rare, and affects men and women equally; ΔE 34.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.23:1WCAG large text: AAA
Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 19.5Dark slateblue · ΔE 25.9Rebecca purple · ΔE 33.1Indigo · ΔE 33.9Navy · ΔE 37.8Purple · ΔE 38.2
Nearest named CSS colourMidnight blue (#191970)ΔE 19.54, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#264104
Analogous#040741, #3D0441
Triadic#411F04, #04411F
Split complementary#413E04, #074104
Tetradic#410408, #264104, #04413E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7C20F1
Lighter +30%#640DD1
Lighter +20%#4D0AA1
Lighter +10%#360771
Darker −10%#080111
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F0045
Less saturated −25%#200D38

Channel breakdown

R31
G4
B65
Red31 (12.2%)
Green4 (1.6%)
Blue65 (25.5%)
Hue266.56°
Saturation (HSL)88.41%
Lightness13.53%
Dominant channelBlue
Hex per channelR 1F · G 04 · B 41

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Every value on this page was computed from “1f0441” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.