Nerdulator> put something in

Recognised as Colour

#15041B

  • #15041B
  • Violet
  • Dark
  • Nearest: Black

#15041B is a violet with RGB values 21, 4, 27 and HSL 284°, 74%, 6%. It is a dark colour, so white text on it reaches 19.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#15041B#15041B
HEX#15041B
RGBrgb(21, 4, 27)
RGB (0–1)0.0824, 0.0157, 0.1059
RGB percentages8.2%, 1.6%, 10.6%
HSLhsl(284.3, 74.2%, 6.1%)
HSV / HSBhsv(284.3, 85.2%, 10.6%)
CMYK22.2%, 85.2%, 0%, 89.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,377,307
CSS custom property--colour: #15041B;

Brightness & contrast

Relative luminance0.00325WCAG 2.x, 0 is black and 1 is white
Perceived brightness15 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.72:1
Contrast with white19.72:1WCAG normal text: AAA
Contrast with black1.07:1WCAG normal text: Fail
Greyscale equivalent#090909
Inverted#EAFBE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#010A1Cno red cones; affects about 1% of men; ΔE 8.4 from the original
Deuteranopia#040B1Ano green cones; the most common form, about 1% of men; ΔE 8.6 from the original
Tritanopia#15070Dno blue cones; rare, and affects men and women equally; ΔE 10.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.72:1WCAG large text: AAA
Contrast with black, large text1.07:1WCAG large text: Fail

Named colours

Black · ΔE 14.5Dark slate grey · ΔE 36.2Dim grey · ΔE 43.8Dark slateblue · ΔE 45.3Midnight blue · ΔE 46.8Slate grey · ΔE 51.3
Nearest named CSS colourBlack (#000000)ΔE 14.5, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0A1B04
Analogous#09041B, #1B0416
Triadic#1B1504, #041B15
Split complementary#161B04, #041B09
Tetradic#1B0904, #0A1B04, #04161B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9F1ECD
Lighter +30%#7D18A0
Lighter +20%#5A1174
Lighter +10%#380B47
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#17001F
Less saturated −25%#130817

Channel breakdown

R21
G4
B27
Red21 (8.2%)
Green4 (1.6%)
Blue27 (10.6%)
Hue284.35°
Saturation (HSL)74.19%
Lightness6.08%
Dominant channelBlue
Hex per channelR 15 · G 04 · B 1B

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 “15041b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.