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Colour

#2A0272

  • #2A0272
  • Violet
  • Dark
  • Nearest: Indigo

#2A0272 is a violet with RGB values 42, 2, 114 and HSL 261°, 97%, 23%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Indigo.

Colour values

#2A0272#2A0272
HEX#2A0272
RGBrgb(42, 2, 114)
RGB (0–1)0.1647, 0.0078, 0.4471
RGB percentages16.5%, 0.8%, 44.7%
HSLhsl(261.4, 96.6%, 22.7%)
HSV / HSBhsv(261.4, 98.2%, 44.7%)
CMYK63.2%, 98.2%, 0%, 55.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,753,138
CSS custom property--colour: #2A0272;

Brightness & contrast

Relative luminance0.01751WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.55:1
Contrast with white15.55:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#D5FD8D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002675no red cones; affects about 1% of men; ΔE 22.4 from the original
Deuteranopia#002170no green cones; the most common form, about 1% of men; ΔE 20.7 from the original
Tritanopia#002A40no blue cones; rare, and affects men and women equally; ΔE 60.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.55:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Indigo · ΔE 9.8Navy · ΔE 11.5Midnight blue · ΔE 13.3Dark blue · ΔE 16.2Rebecca purple · ΔE 19.9Dark slateblue · ΔE 27.3
Nearest named CSS colourIndigo (#4B0082)ΔE 9.76, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A7202
Analogous#021272, #620272
Triadic#722A02, #02722A
Split complementary#726202, #127202
Tetradic#720212, #4A7202, #027262

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8644FC
Lighter +30%#6512FB
Lighter +20%#4F04D6
Lighter +10%#3C03A4
Darker −10%#180140
Darker −20%#05000E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#290074
Less saturated −25%#2E1163

Channel breakdown

R42
G2
B114
Red42 (16.5%)
Green2 (0.8%)
Blue114 (44.7%)
Hue261.43°
Saturation (HSL)96.55%
Lightness22.75%
Dominant channelBlue
Hex per channelR 2A · G 02 · B 72

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Every value on this page was computed from “2a0272” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.