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Recognised as Colour

#272C66

  • #272C66
  • Blue
  • Dark
  • Nearest: Dark slateblue

#272C66 is a blue with RGB values 39, 44, 102 and HSL 235°, 45%, 28%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#272C66#272C66
HEX#272C66
RGBrgb(39, 44, 102)
RGB (0–1)0.1529, 0.1725, 0.4
RGB percentages15.3%, 17.3%, 40%
HSLhsl(235.2, 44.7%, 27.6%)
HSV / HSBhsv(235.2, 61.8%, 40%)
CMYK61.8%, 56.9%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,567,270
CSS custom property--colour: #272C66;

Brightness & contrast

Relative luminance0.03192WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.82:1
Contrast with white12.82:1WCAG normal text: AAA
Contrast with black1.64:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#D8D399

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#083568no red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#002F65no green cones; the most common form, about 1% of men; ΔE 8 from the original
Tritanopia#003944no blue cones; rare, and affects men and women equally; ΔE 37.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.82:1WCAG large text: AAA
Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.1Midnight blue · ΔE 21.2Rebecca purple · ΔE 30.9Steel blue · ΔE 38.3Slate blue · ΔE 38.4Indigo · ΔE 39
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#666127
Analogous#274C66, #412766
Triadic#66272C, #2C6627
Split complementary#664227, #4C6627
Tetradic#66274C, #666127, #276642

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#888DD1
Lighter +30%#636AC3
Lighter +20%#434CB0
Lighter +10%#353C8B
Darker −10%#191C41
Darker −20%#0B0C1C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#151D78
Less saturated −25%#393B54

Channel breakdown

R39
G44
B102
Red39 (15.3%)
Green44 (17.3%)
Blue102 (40%)
Hue235.24°
Saturation (HSL)44.68%
Lightness27.65%
Dominant channelBlue
Hex per channelR 27 · G 2C · B 66

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Every value on this page was computed from “272c66” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.