Nerdulator> put something in

Recognised as Colour

#3F1756

  • #3F1756
  • Violet
  • Dark
  • Nearest: Dark slateblue

#3F1756 is a violet with RGB values 63, 23, 86 and HSL 278°, 58%, 21%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3F1756#3F1756
HEX#3F1756
RGBrgb(63, 23, 86)
RGB (0–1)0.2471, 0.0902, 0.3373
RGB percentages24.7%, 9%, 33.7%
HSLhsl(278.1, 57.8%, 21.4%)
HSV / HSBhsv(278.1, 73.3%, 33.7%)
CMYK26.7%, 73.3%, 0%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,134,742
CSS custom property--colour: #3F1756;

Brightness & contrast

Relative luminance0.02341WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.3:1
Contrast with white14.3:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#C0E8A9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002858no red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#0E2B55no green cones; the most common form, about 1% of men; ΔE 24.9 from the original
Tritanopia#3C2434no blue cones; rare, and affects men and women equally; ΔE 29.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.3:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19Midnight blue · ΔE 19.6Rebecca purple · ΔE 25.9Purple · ΔE 31Indigo · ΔE 31.1Dark magenta · ΔE 35.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.97, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2E5617
Analogous#1F1756, #56174E
Triadic#563F17, #17563F
Split complementary#4E5617, #17561F
Tetradic#561F17, #2E5617, #174E56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AC64D5
Lighter +30%#963BCB
Lighter +20%#7A2DA6
Lighter +10%#5C227E
Darker −10%#220C2E
Darker −20%#040106
Darker −30%#000000
Darker −40%#000000
More saturated +25%#430964
Less saturated −25%#3B2548

Channel breakdown

R63
G23
B86
Red63 (24.7%)
Green23 (9%)
Blue86 (33.7%)
Hue278.1°
Saturation (HSL)57.8%
Lightness21.37%
Dominant channelBlue
Hex per channelR 3F · G 17 · B 56

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 “3f1756” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.