Nerdulator> put something in

Colour

#331A4D

  • #331A4D
  • Violet
  • Dark
  • Nearest: Dark slateblue

#331A4D is a violet with RGB values 51, 26, 77 and HSL 269°, 50%, 20%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#331A4D#331A4D
HEX#331A4D
RGBrgb(51, 26, 77)
RGB (0–1)0.2, 0.102, 0.302
RGB percentages20%, 10.2%, 30.2%
HSLhsl(269.4, 49.5%, 20.2%)
HSV / HSBhsv(269.4, 66.2%, 30.2%)
CMYK33.8%, 66.2%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,349,069
CSS custom property--colour: #331A4D;

Brightness & contrast

Relative luminance0.01978WCAG 2.x, 0 is black and 1 is white
Perceived brightness43 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.05:1
Contrast with white15.05:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#CCE5B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#02264Fno red cones; affects about 1% of men; ΔE 18.1 from the original
Deuteranopia#0D264Cno green cones; the most common form, about 1% of men; ΔE 18 from the original
Tritanopia#2E2430no blue cones; rare, and affects men and women equally; ΔE 26.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.05:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.7Midnight blue · ΔE 23.9Rebecca purple · ΔE 32.7Indigo · ΔE 38.5Purple · ΔE 38.9Black · ΔE 39.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.73, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#344D1A
Analogous#1A1A4D, #4D1A4D
Triadic#4D331A, #1A4D33
Split complementary#4D4D1A, #1A4D1A
Tetradic#4D1A1A, #344D1A, #1A4D4D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9967CC
Lighter +30%#7F41BF
Lighter +20%#663499
Lighter +10%#4C2773
Darker −10%#1A0D27
Darker −20%#000001
Darker −30%#000000
Darker −40%#000000
More saturated +25%#330D5A
Less saturated −25%#332740

Channel breakdown

R51
G26
B77
Red51 (20%)
Green26 (10.2%)
Blue77 (30.2%)
Hue269.41°
Saturation (HSL)49.51%
Lightness20.2%
Dominant channelBlue
Hex per channelR 33 · G 1A · B 4D

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 “331a4d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.