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Colour

#1D002B

  • #1D002B
  • Violet
  • Dark
  • Nearest: Black

#1D002B is a violet with RGB values 29, 0, 43 and HSL 280°, 100%, 8%. It is a dark colour, so white text on it reaches 19.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1D002B#1D002B
HEX#1D002B
RGBrgb(29, 0, 43)
RGB (0–1)0.1137, 0, 0.1686
RGB percentages11.4%, 0%, 16.9%
HSLhsl(280.5, 100%, 8.4%)
HSV / HSBhsv(280.5, 100%, 16.9%)
CMYK32.6%, 100%, 0%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,900,587
CSS custom property--colour: #1D002B;

Brightness & contrast

Relative luminance0.00436WCAG 2.x, 0 is black and 1 is white
Perceived brightness21.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.32:1
Contrast with white19.32:1WCAG normal text: AAA
Contrast with black1.09:1WCAG normal text: Fail
Greyscale equivalent#090909
Inverted#E2FFD4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000C2Cno red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#000F2Ano green cones; the most common form, about 1% of men; ΔE 17.3 from the original
Tritanopia#1B0915no blue cones; rare, and affects men and women equally; ΔE 21.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.32:1WCAG large text: AAA
Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Black · ΔE 30.4Midnight blue · ΔE 32.5Dark slateblue · ΔE 34.4Rebecca purple · ΔE 44.5Dark slate grey · ΔE 46.4Indigo · ΔE 47.2
Nearest named CSS colourBlack (#000000)ΔE 30.36, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0E2B00
Analogous#08002B, #2B0023
Triadic#2B1D00, #002B1D
Split complementary#242B00, #002B08
Tetradic#2B0800, #0E2B00, #00232B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A700F7
Lighter +30%#8400C4
Lighter +20%#620091
Lighter +10%#3F005E
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D002B
Less saturated −25%#1B0526

Channel breakdown

R29
G0
B43
Red29 (11.4%)
Green0 (0%)
Blue43 (16.9%)
Hue280.47°
Saturation (HSL)100%
Lightness8.43%
Dominant channelBlue
Hex per channelR 1D · G 00 · B 2B

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Every value on this page was computed from “1d002b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.