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Recognised as Colour

#190B40

  • #190B40
  • Violet
  • Dark
  • Nearest: Midnight blue

#190B40 is a violet with RGB values 25, 11, 64 and HSL 256°, 71%, 15%. It is a dark colour, so white text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#190B40#190B40
HEX#190B40
RGBrgb(25, 11, 64)
RGB (0–1)0.098, 0.0431, 0.251
RGB percentages9.8%, 4.3%, 25.1%
HSLhsl(255.8, 70.7%, 14.7%)
HSV / HSBhsv(255.8, 82.8%, 25.1%)
CMYK60.9%, 82.8%, 0%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,641,280
CSS custom property--colour: #190B40;

Brightness & contrast

Relative luminance0.00816WCAG 2.x, 0 is black and 1 is white
Perceived brightness26.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.05:1
Contrast with white18.05:1WCAG normal text: AAA
Contrast with black1.16:1WCAG normal text: Fail
Greyscale equivalent#121212
Inverted#E6F4BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001742no red cones; affects about 1% of men; ΔE 12 from the original
Deuteranopia#00153Fno green cones; the most common form, about 1% of men; ΔE 11.8 from the original
Tritanopia#091924no blue cones; rare, and affects men and women equally; ΔE 33.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.05:1WCAG large text: AAA
Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 22.2Dark slateblue · ΔE 26.1Rebecca purple · ΔE 36.1Indigo · ΔE 38.5Black · ΔE 39.4Navy · ΔE 42
Nearest named CSS colourMidnight blue (#191970)ΔE 22.15, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#32400B
Analogous#0B1740, #340B40
Triadic#40190B, #0B4019
Split complementary#40340B, #17400B
Tetradic#400B17, #32400B, #0B4034

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#653ADD
Lighter +30%#4C21C3
Lighter +20%#3B1A97
Lighter +10%#2A126C
Darker −10%#080414
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#150249
Less saturated −25%#1D1437

Channel breakdown

R25
G11
B64
Red25 (9.8%)
Green11 (4.3%)
Blue64 (25.1%)
Hue255.85°
Saturation (HSL)70.67%
Lightness14.71%
Dominant channelBlue
Hex per channelR 19 · G 0B · B 40

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Every value on this page was computed from “190b40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.