Nerdulator> put something in

Recognised as Colour

#401F49

  • #401F49
  • Violet
  • Dark
  • Nearest: Dark slateblue

#401F49 is a violet with RGB values 64, 31, 73 and HSL 287°, 40%, 20%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#401F49#401F49
HEX#401F49
RGBrgb(64, 31, 73)
RGB (0–1)0.251, 0.1216, 0.2863
RGB percentages25.1%, 12.2%, 28.6%
HSLhsl(287.1, 40.4%, 20.4%)
HSV / HSBhsv(287.1, 57.5%, 28.6%)
CMYK12.3%, 57.5%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,202,313
CSS custom property--colour: #401F49;

Brightness & contrast

Relative luminance0.02551WCAG 2.x, 0 is black and 1 is white
Perceived brightness49 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.91:1
Contrast with white13.91:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#BFE0B6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#172A4Ano red cones; affects about 1% of men; ΔE 19.9 from the original
Deuteranopia#212D48no green cones; the most common form, about 1% of men; ΔE 20.1 from the original
Tritanopia#402530no blue cones; rare, and affects men and women equally; ΔE 20.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.91:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.8Midnight blue · ΔE 31Black · ΔE 35.9Rebecca purple · ΔE 36.5Dim grey · ΔE 40.6Purple · ΔE 40.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.85, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#28491F
Analogous#2B1F49, #491F3D
Triadic#49401F, #1F4940
Split complementary#3D491F, #1F492B
Tetradic#492B1F, #28491F, #1F3D49

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B171C3
Lighter +30%#9E4DB4
Lighter +20%#7F3D91
Lighter +10%#5F2E6D
Darker −10%#211025
Darker −20%#010101
Darker −30%#000000
Darker −40%#000000
More saturated +25%#471256
Less saturated −25%#392C3C

Channel breakdown

R64
G31
B73
Red64 (25.1%)
Green31 (12.2%)
Blue73 (28.6%)
Hue287.14°
Saturation (HSL)40.38%
Lightness20.39%
Dominant channelBlue
Hex per channelR 40 · G 1F · B 49

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “401f49” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.