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Recognised as Colour

#2B0216

  • #2B0216
  • Red
  • Dark
  • Nearest: Black

#2B0216 is a red with RGB values 43, 2, 22 and HSL 331°, 91%, 9%. It is a dark colour, so white text on it reaches 18.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B0216#2B0216
HEX#2B0216
RGBrgb(43, 2, 22)
RGB (0–1)0.1686, 0.0078, 0.0863
RGB percentages16.9%, 0.8%, 8.6%
HSLhsl(330.7, 91.1%, 8.8%)
HSV / HSBhsv(330.7, 95.3%, 16.9%)
CMYK0%, 95.3%, 48.8%, 83.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,818,582
CSS custom property--colour: #2B0216;

Brightness & contrast

Relative luminance0.00615WCAG 2.x, 0 is black and 1 is white
Perceived brightness24.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.7:1
Contrast with white18.7:1WCAG normal text: AAA
Contrast with black1.12:1WCAG normal text: Fail
Greyscale equivalent#0C0C0C
Inverted#D4FDE9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#090D17no red cones; affects about 1% of men; ΔE 21.8 from the original
Deuteranopia#151515no green cones; the most common form, about 1% of men; ΔE 22.4 from the original
Tritanopia#2F000Ano 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 text18.7:1WCAG large text: AAA
Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Black · ΔE 23.1Dark slate grey · ΔE 42.7Dim grey · ΔE 44.9Dark slateblue · ΔE 47.5Midnight blue · ΔE 49.5Maroon · ΔE 51.7
Nearest named CSS colourBlack (#000000)ΔE 23.08, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#022B17
Analogous#2B022A, #2B0302
Triadic#162B02, #02162B
Split complementary#022B03, #022A2B
Tetradic#2A2B02, #022B17, #03022B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EE0B7A
Lighter +30%#BD0961
Lighter +20%#8C0748
Lighter +10%#5C042F
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2D0016
Less saturated −25%#250816

Channel breakdown

R43
G2
B22
Red43 (16.9%)
Green2 (0.8%)
Blue22 (8.6%)
Hue330.73°
Saturation (HSL)91.11%
Lightness8.82%
Dominant channelRed
Hex per channelR 2B · G 02 · B 16

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Every value on this page was computed from “2b0216” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.