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Recognised as Colour

#190A33

  • #190A33
  • Violet
  • Dark
  • Nearest: Midnight blue

#190A33 is a violet with RGB values 25, 10, 51 and HSL 262°, 67%, 12%. It is a dark colour, so white text on it reaches 18.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#190A33#190A33
HEX#190A33
RGBrgb(25, 10, 51)
RGB (0–1)0.098, 0.0392, 0.2
RGB percentages9.8%, 3.9%, 20%
HSLhsl(262, 67.2%, 12%)
HSV / HSBhsv(262, 80.4%, 20%)
CMYK51%, 80.4%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,641,011
CSS custom property--colour: #190A33;

Brightness & contrast

Relative luminance0.00663WCAG 2.x, 0 is black and 1 is white
Perceived brightness23.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.54:1
Contrast with white18.54:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#E6F5CC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001434no red cones; affects about 1% of men; ΔE 12.1 from the original
Deuteranopia#001332no green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#12141Dno blue cones; rare, and affects men and women equally; ΔE 24.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.54:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 30.6Black · ΔE 30.8Dark slateblue · ΔE 31.7Rebecca purple · ΔE 43.1Dark slate grey · ΔE 44.3Indigo · ΔE 46.7
Nearest named CSS colourMidnight blue (#191970)ΔE 30.56, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#24330A
Analogous#0A0F33, #2E0A33
Triadic#33190A, #0A3319
Split complementary#332E0A, #0F330A
Tetradic#330A0F, #24330A, #0A332E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6E32D7
Lighter +30%#5823B3
Lighter +20%#431B88
Lighter +10%#2E125E
Darker −10%#040208
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#17023B
Less saturated −25%#1B122B

Channel breakdown

R25
G10
B51
Red25 (9.8%)
Green10 (3.9%)
Blue51 (20%)
Hue261.95°
Saturation (HSL)67.21%
Lightness11.96%
Dominant channelBlue
Hex per channelR 19 · G 0A · B 33

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Every value on this page was computed from “190a33” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.