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Recognised as Colour

#270B64

  • #270B64
  • Violet
  • Dark
  • Nearest: Midnight blue

#270B64 is a violet with RGB values 39, 11, 100 and HSL 259°, 80%, 22%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#270B64#270B64
HEX#270B64
RGBrgb(39, 11, 100)
RGB (0–1)0.1529, 0.0431, 0.3922
RGB percentages15.3%, 4.3%, 39.2%
HSLhsl(258.9, 80.2%, 21.8%)
HSV / HSBhsv(258.9, 89%, 39.2%)
CMYK61%, 89%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,558,820
CSS custom property--colour: #270B64;

Brightness & contrast

Relative luminance0.01591WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.93:1
Contrast with white15.93:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#171717
Inverted#D8F49B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002466no red cones; affects about 1% of men; ΔE 19.5 from the original
Deuteranopia#001F62no green cones; the most common form, about 1% of men; ΔE 17.2 from the original
Tritanopia#082739no blue cones; rare, and affects men and women equally; ΔE 51.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.93:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.6Indigo · ΔE 18.2Rebecca purple · ΔE 20.7Dark slateblue · ΔE 21Navy · ΔE 21.5Dark blue · ΔE 26.5
Nearest named CSS colourMidnight blue (#191970)ΔE 6.6, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#48640B
Analogous#0B1B64, #540B64
Triadic#64270B, #0B6427
Split complementary#64540B, #1B640B
Tetradic#640B1B, #48640B, #0B6454

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#814FEC
Lighter +30%#5F21E7
Lighter +20%#4B15C0
Lighter +10%#391092
Darker −10%#150636
Darker −20%#030108
Darker −30%#000000
Darker −40%#000000
More saturated +25%#23006F
Less saturated −25%#2C1956

Channel breakdown

R39
G11
B100
Red39 (15.3%)
Green11 (4.3%)
Blue100 (39.2%)
Hue258.88°
Saturation (HSL)80.18%
Lightness21.76%
Dominant channelBlue
Hex per channelR 27 · G 0B · B 64

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Every value on this page was computed from “270b64” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.