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Recognised as Colour

#150A19

  • #150A19
  • Violet
  • Dark
  • Nearest: Black

#150A19 is a violet with RGB values 21, 10, 25 and HSL 284°, 43%, 7%. 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

#150A19#150A19
HEX#150A19
RGBrgb(21, 10, 25)
RGB (0–1)0.0824, 0.0392, 0.098
RGB percentages8.2%, 3.9%, 9.8%
HSLhsl(284, 42.9%, 6.9%)
HSV / HSBhsv(284, 60%, 9.8%)
CMYK16%, 60%, 0%, 90.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,378,841
CSS custom property--colour: #150A19;

Brightness & contrast

Relative luminance0.00447WCAG 2.x, 0 is black and 1 is white
Perceived brightness16.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.28:1
Contrast with white19.28:1WCAG normal text: AAA
Contrast with black1.09:1WCAG normal text: Fail
Greyscale equivalent#0D0D0D
Inverted#EAF5E6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#080E1Ano red cones; affects about 1% of men; ΔE 6 from the original
Deuteranopia#0A0F19no green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#150C10no blue cones; rare, and affects men and women equally; ΔE 6.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.28:1WCAG large text: AAA
Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Black · ΔE 10.6Dark slate grey · ΔE 33.1Dim grey · ΔE 41.6Dark slateblue · ΔE 48.1Slate grey · ΔE 49.8Gray · ΔE 50.5
Nearest named CSS colourBlack (#000000)ΔE 10.62, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0E190A
Analogous#0E0A19, #190A16
Triadic#19150A, #0A1915
Split complementary#16190A, #0A190E
Tetradic#190E0A, #0E190A, #0A1619

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8F44AB
Lighter +30%#713686
Lighter +20%#522762
Lighter +10%#34193D
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#17061D
Less saturated −25%#130E15

Channel breakdown

R21
G10
B25
Red21 (8.2%)
Green10 (3.9%)
Blue25 (9.8%)
Hue284°
Saturation (HSL)42.86%
Lightness6.86%
Dominant channelBlue
Hex per channelR 15 · G 0A · B 19

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Every value on this page was computed from “150a19” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.