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Recognised as Colour

#220F0A

  • #220F0A
  • Red
  • Dark
  • Nearest: Black

#220F0A is a red with RGB values 34, 15, 10 and HSL 13°, 55%, 9%. 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

#220F0A#220F0A
HEX#220F0A
RGBrgb(34, 15, 10)
RGB (0–1)0.1333, 0.0588, 0.0392
RGB percentages13.3%, 5.9%, 3.9%
HSLhsl(12.5, 54.5%, 8.6%)
HSV / HSBhsv(12.5, 70.6%, 13.3%)
CMYK0%, 55.9%, 70.6%, 86.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,232,074
CSS custom property--colour: #220F0A;

Brightness & contrast

Relative luminance0.00704WCAG 2.x, 0 is black and 1 is white
Perceived brightness22.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.41:1
Contrast with white18.41:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#DDF0F5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#14120Ano red cones; affects about 1% of men; ΔE 9.6 from the original
Deuteranopia#18160Ano green cones; the most common form, about 1% of men; ΔE 10.2 from the original
Tritanopia#260C0Eno blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.41:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 12.2Dark slate grey · ΔE 33.6Dim grey · ΔE 39.5Gray · ΔE 48.4Saddle brown · ΔE 50.3Slate grey · ΔE 50.4
Nearest named CSS colourBlack (#000000)ΔE 12.23, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0A1D22
Analogous#220A11, #221B0A
Triadic#0A220F, #0F0A22
Split complementary#0A221B, #0A1122
Tetradic#11220A, #0A1D22, #1B0A22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C05538
Lighter +30%#98432D
Lighter +20%#713221
Lighter +10%#492016
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#280C04
Less saturated −25%#1C1210

Channel breakdown

R34
G15
B10
Red34 (13.3%)
Green15 (5.9%)
Blue10 (3.9%)
Hue12.5°
Saturation (HSL)54.55%
Lightness8.63%
Dominant channelRed
Hex per channelR 22 · G 0F · B 0A

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Every value on this page was computed from “220f0a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.