Nerdulator> put something in

Recognised as Colour

#1F1043

  • #1F1043
  • Violet
  • Dark
  • Nearest: Midnight blue

#1F1043 is a violet with RGB values 31, 16, 67 and HSL 258°, 61%, 16%. It is a dark colour, so white text on it reaches 17.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1F1043#1F1043
HEX#1F1043
RGBrgb(31, 16, 67)
RGB (0–1)0.1216, 0.0627, 0.2627
RGB percentages12.2%, 6.3%, 26.3%
HSLhsl(257.6, 61.4%, 16.3%)
HSV / HSBhsv(257.6, 76.1%, 26.3%)
CMYK53.7%, 76.1%, 0%, 73.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,035,779
CSS custom property--colour: #1F1043;

Brightness & contrast

Relative luminance0.01067WCAG 2.x, 0 is black and 1 is white
Perceived brightness30.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.31:1
Contrast with white17.31:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#E0EFBC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001B45no red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#001942no green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#141D27no blue cones; rare, and affects men and women equally; ΔE 31.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.31:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 23Dark slateblue · ΔE 25Rebecca purple · ΔE 35.8Black · ΔE 38.2Indigo · ΔE 39.4Purple · ΔE 42.4
Nearest named CSS colourMidnight blue (#191970)ΔE 23.02, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#344310
Analogous#101B43, #381043
Triadic#431F10, #10431F
Split complementary#433810, #1B4310
Tetradic#43101B, #344310, #104338

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#734BD4
Lighter +30%#582DBF
Lighter +20%#452495
Lighter +10%#321A6C
Darker −10%#0C061A
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1B064D
Less saturated −25%#231A39

Channel breakdown

R31
G16
B67
Red31 (12.2%)
Green16 (6.3%)
Blue67 (26.3%)
Hue257.65°
Saturation (HSL)61.45%
Lightness16.27%
Dominant channelBlue
Hex per channelR 1F · G 10 · B 43

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 “1f1043” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.