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Recognised as Colour

#281A28

  • #281A28
  • Magenta
  • Dark
  • Nearest: Black

#281A28 is a magenta with RGB values 40, 26, 40 and HSL 300°, 21%, 13%. It is a dark colour, so white text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#281A28#281A28
HEX#281A28
RGBrgb(40, 26, 40)
RGB (0–1)0.1569, 0.102, 0.1569
RGB percentages15.7%, 10.2%, 15.7%
HSLhsl(300, 21.2%, 12.9%)
HSV / HSBhsv(300, 35%, 15.7%)
CMYK0%, 35%, 0%, 84.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,628,136
CSS custom property--colour: #281A28;

Brightness & contrast

Relative luminance0.01343WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.55:1
Contrast with white16.55:1WCAG normal text: AAA
Contrast with black1.27:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#D7E5D7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#191E29no red cones; affects about 1% of men; ΔE 9.1 from the original
Deuteranopia#1C1F28no green cones; the most common form, about 1% of men; ΔE 8.8 from the original
Tritanopia#291B1Fno blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.55:1WCAG large text: AAA
Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Black · ΔE 16.7Dark slate grey · ΔE 29.5Dim grey · ΔE 35Slate grey · ΔE 43.2Dark slateblue · ΔE 43.3Gray · ΔE 43.7
Nearest named CSS colourBlack (#000000)ΔE 16.74, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1A281A
Analogous#211A28, #281A21
Triadic#28281A, #1A2828
Split complementary#21281A, #1A2821
Tetradic#28211A, #1A281A, #1A2128

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A06EA0
Lighter +30%#855685
Lighter +20%#664266
Lighter +10%#472E47
Darker −10%#090609
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#301230
Less saturated −25%#212121

Channel breakdown

R40
G26
B40
Red40 (15.7%)
Green26 (10.2%)
Blue40 (15.7%)
Hue300°
Saturation (HSL)21.21%
Lightness12.94%
Dominant channelRed and Blue
Hex per channelR 28 · G 1A · B 28

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Every value on this page was computed from “281a28” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.