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Colour

#2F040D

  • #2F040D
  • Red
  • Dark
  • Nearest: Black

#2F040D is a red with RGB values 47, 4, 13 and HSL 347°, 84%, 10%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2F040D#2F040D
HEX#2F040D
RGBrgb(47, 4, 13)
RGB (0–1)0.1843, 0.0157, 0.051
RGB percentages18.4%, 1.6%, 5.1%
HSLhsl(347.4, 84.3%, 10%)
HSV / HSBhsv(347.4, 91.5%, 18.4%)
CMYK0%, 91.5%, 72.3%, 81.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,081,229
CSS custom property--colour: #2F040D;

Brightness & contrast

Relative luminance0.0072WCAG 2.x, 0 is black and 1 is white
Perceived brightness26.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.36:1
Contrast with white18.36:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#0E0E0E
Inverted#D0FBF2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F0F0Dno red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#1A180Cno green cones; the most common form, about 1% of men; ΔE 23.8 from the original
Tritanopia#340007no blue cones; rare, and affects men and women equally; ΔE 5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.36:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 23.6Dark slate grey · ΔE 42.8Dim grey · ΔE 44.2Maroon · ΔE 46.2Saddle brown · ΔE 47.8Brown · ΔE 48.8
Nearest named CSS colourBlack (#000000)ΔE 23.62, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#042F26
Analogous#2F0422, #2F1104
Triadic#0D2F04, #040D2F
Split complementary#042F11, #04232F
Tetradic#222F04, #042F26, #11042F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EB1441
Lighter +30%#BC1034
Lighter +20%#8D0C27
Lighter +10%#5E081A
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#33000B
Less saturated −25%#290A11

Channel breakdown

R47
G4
B13
Red47 (18.4%)
Green4 (1.6%)
Blue13 (5.1%)
Hue347.44°
Saturation (HSL)84.31%
Lightness10%
Dominant channelRed
Hex per channelR 2F · G 04 · B 0D

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Every value on this page was computed from “2f040d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.