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Recognised as Colour

#311B2D

  • #311B2D
  • Magenta
  • Dark
  • Nearest: Black

#311B2D is a magenta with RGB values 49, 27, 45 and HSL 311°, 29%, 15%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#311B2D#311B2D
HEX#311B2D
RGBrgb(49, 27, 45)
RGB (0–1)0.1922, 0.1059, 0.1765
RGB percentages19.2%, 10.6%, 17.6%
HSLhsl(310.9, 28.9%, 14.9%)
HSV / HSBhsv(310.9, 44.9%, 19.2%)
CMYK0%, 44.9%, 8.2%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,218,221
CSS custom property--colour: #311B2D;

Brightness & contrast

Relative luminance0.01626WCAG 2.x, 0 is black and 1 is white
Perceived brightness37.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.85:1
Contrast with white15.85:1WCAG normal text: AAA
Contrast with black1.33:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#CEE4D2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1B202Eno red cones; affects about 1% of men; ΔE 12.6 from the original
Deuteranopia#20232Cno green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#331C22no blue cones; rare, and affects men and women equally; ΔE 8.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.85:1WCAG large text: AAA
Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Black · ΔE 21Dark slate grey · ΔE 31.8Dim grey · ΔE 35Dark slateblue · ΔE 40.4Slate grey · ΔE 42.9Gray · ΔE 43.3
Nearest named CSS colourBlack (#000000)ΔE 21.01, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B311F
Analogous#2A1B31, #311B22
Triadic#2D311B, #1B2D31
Split complementary#22311B, #1B312A
Tetradic#312A1B, #1B311F, #1B2231

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AD6BA1
Lighter +30%#945188
Lighter +20%#733F69
Lighter +10%#522D4B
Darker −10%#10090F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3B1133
Less saturated −25%#282527

Channel breakdown

R49
G27
B45
Red49 (19.2%)
Green27 (10.6%)
Blue45 (17.6%)
Hue310.91°
Saturation (HSL)28.95%
Lightness14.9%
Dominant channelRed
Hex per channelR 31 · G 1B · B 2D

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Every value on this page was computed from “311b2d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.