Nerdulator> put something in

Recognised as Colour

#1B0320

  • #1B0320
  • Violet
  • Dark
  • Nearest: Black

#1B0320 is a violet with RGB values 27, 3, 32 and HSL 290°, 83%, 7%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1B0320#1B0320
HEX#1B0320
RGBrgb(27, 3, 32)
RGB (0–1)0.1059, 0.0118, 0.1255
RGB percentages10.6%, 1.2%, 12.5%
HSLhsl(289.7, 82.9%, 6.9%)
HSV / HSBhsv(289.7, 90.6%, 12.5%)
CMYK15.6%, 90.6%, 0%, 87.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,770,272
CSS custom property--colour: #1B0320;

Brightness & contrast

Relative luminance0.00402WCAG 2.x, 0 is black and 1 is white
Perceived brightness18.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.44:1
Contrast with white19.44:1WCAG normal text: AAA
Contrast with black1.08:1WCAG normal text: Fail
Greyscale equivalent#0A0A0A
Inverted#E4FCDF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000B21no red cones; affects about 1% of men; ΔE 12.4 from the original
Deuteranopia#050E1Fno green cones; the most common form, about 1% of men; ΔE 13.1 from the original
Tritanopia#1B0710no blue cones; rare, and affects men and women equally; ΔE 13.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.44:1WCAG large text: AAA
Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Black · ΔE 20.1Dark slate grey · ΔE 39.4Dark slateblue · ΔE 41.3Midnight blue · ΔE 42Dim grey · ΔE 45.3Slate grey · ΔE 52.1
Nearest named CSS colourBlack (#000000)ΔE 20.11, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#082003
Analogous#0C0320, #200317
Triadic#201B03, #03201B
Split complementary#172003, #03200C
Tetradic#200C03, #082003, #031720

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B814DB
Lighter +30%#9110AC
Lighter +20%#6A0C7D
Lighter +10%#42074F
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D0023
Less saturated −25%#18071C

Channel breakdown

R27
G3
B32
Red27 (10.6%)
Green3 (1.2%)
Blue32 (12.5%)
Hue289.66°
Saturation (HSL)82.86%
Lightness6.86%
Dominant channelBlue
Hex per channelR 1B · G 03 · B 20

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 “1b0320” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.