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Colour

#28001E

  • #28001E
  • Magenta
  • Dark
  • Nearest: Black

#28001E is a magenta with RGB values 40, 0, 30 and HSL 315°, 100%, 8%. It is a dark colour, so white text on it reaches 18.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#28001E#28001E
HEX#28001E
RGBrgb(40, 0, 30)
RGB (0–1)0.1569, 0, 0.1176
RGB percentages15.7%, 0%, 11.8%
HSLhsl(315, 100%, 7.8%)
HSV / HSBhsv(315, 100%, 15.7%)
CMYK0%, 100%, 25%, 84.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,621,470
CSS custom property--colour: #28001E;

Brightness & contrast

Relative luminance0.00545WCAG 2.x, 0 is black and 1 is white
Perceived brightness24.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.94:1
Contrast with white18.94:1WCAG normal text: AAA
Contrast with black1.11:1WCAG normal text: Fail
Greyscale equivalent#0B0B0B
Inverted#D7FFE1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#020C1Fno red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#0F131Dno green cones; the most common form, about 1% of men; ΔE 22.2 from the original
Tritanopia#2B010Dno blue cones; rare, and affects men and women equally; ΔE 12.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.94:1WCAG large text: AAA
Contrast with black, large text1.11:1WCAG large text: Fail

Named colours

Black · ΔE 25.5Dark slateblue · ΔE 41.8Midnight blue · ΔE 42.5Dark slate grey · ΔE 44.1Dim grey · ΔE 46.8Rebecca purple · ΔE 51
Nearest named CSS colourBlack (#000000)ΔE 25.52, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#00280A
Analogous#1E0028, #28000A
Triadic#1E2800, #001E28
Split complementary#0A2800, #00281E
Tetradic#281E00, #00280A, #000A28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F400B7
Lighter +30%#C10091
Lighter +20%#8E006B
Lighter +10%#5B0044
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#28001E
Less saturated −25%#23051B

Channel breakdown

R40
G0
B30
Red40 (15.7%)
Green0 (0%)
Blue30 (11.8%)
Hue315°
Saturation (HSL)100%
Lightness7.84%
Dominant channelRed
Hex per channelR 28 · G 00 · B 1E

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Every value on this page was computed from “28001e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.