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Recognised as Colour

#30186A

  • #30186A
  • Violet
  • Dark
  • Nearest: Midnight blue

#30186A is a violet with RGB values 48, 24, 106 and HSL 258°, 63%, 25%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#30186A#30186A
HEX#30186A
RGBrgb(48, 24, 106)
RGB (0–1)0.1882, 0.0941, 0.4157
RGB percentages18.8%, 9.4%, 41.6%
HSLhsl(257.6, 63.1%, 25.5%)
HSV / HSBhsv(257.6, 77.4%, 41.6%)
CMYK54.7%, 77.4%, 0%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,151,978
CSS custom property--colour: #30186A;

Brightness & contrast

Relative luminance0.02322WCAG 2.x, 0 is black and 1 is white
Perceived brightness48 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.34:1
Contrast with white14.34:1WCAG normal text: AAA
Contrast with black1.46:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#CFE795

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002C6Cno red cones; affects about 1% of men; ΔE 19 from the original
Deuteranopia#002868no green cones; the most common form, about 1% of men; ΔE 17.7 from the original
Tritanopia#1A2E3Fno blue cones; rare, and affects men and women equally; ΔE 46.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.34:1WCAG large text: AAA
Contrast with black, large text1.46:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.4Dark slateblue · ΔE 15.6Rebecca purple · ΔE 18.8Indigo · ΔE 21Navy · ΔE 25.8Purple · ΔE 29.4
Nearest named CSS colourMidnight blue (#191970)ΔE 6.36, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#526A18
Analogous#18296A, #59186A
Triadic#6A3018, #186A30
Split complementary#6A5918, #296A18
Tetradic#6A1829, #526A18, #186A59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#906FDF
Lighter +30%#7046D5
Lighter +20%#562BBD
Lighter +10%#432194
Darker −10%#1D0F40
Darker −20%#0A0517
Darker −30%#000000
Darker −40%#000000
More saturated +25%#29087A
Less saturated −25%#37285A

Channel breakdown

R48
G24
B106
Red48 (18.8%)
Green24 (9.4%)
Blue106 (41.6%)
Hue257.56°
Saturation (HSL)63.08%
Lightness25.49%
Dominant channelBlue
Hex per channelR 30 · G 18 · B 6A

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Every value on this page was computed from “30186a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.