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Colour

#1F211F

  • #1F211F
  • Near-black
  • Dark
  • Nearest: Black

#1F211F is a near-black with RGB values 31, 33, 31 and HSL 120°, 3%, 13%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F211F#1F211F
HEX#1F211F
RGBrgb(31, 33, 31)
RGB (0–1)0.1216, 0.1294, 0.1216
RGB percentages12.2%, 12.9%, 12.2%
HSLhsl(120, 3.1%, 12.5%)
HSV / HSBhsv(120, 6.1%, 12.9%)
CMYK6.1%, 0%, 6.1%, 87.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,040,095
CSS custom property--colour: #1F211F;

Brightness & contrast

Relative luminance0.01478WCAG 2.x, 0 is black and 1 is white
Perceived brightness32.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.21:1
Contrast with white16.21:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#E0DEE0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#21211Fno red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#21201Fno green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#1F2120no blue cones; rare, and affects men and women equally; ΔE 0.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.21:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 12.6Dark slate grey · ΔE 21.9Dim grey · ΔE 32Gray · ΔE 41.2Slate grey · ΔE 42Light slate grey · ΔE 45.1
Nearest named CSS colourBlack (#000000)ΔE 12.59, a distinctly different colour
Hue familynear-black
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#211F21
Analogous#20211F, #1F2120
Triadic#1F1F21, #211F1F
Split complementary#201F21, #211F20
Tetradic#1F2021, #211F21, #21201F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#828A82
Lighter +30%#697069
Lighter +20%#505650
Lighter +10%#383B38
Darker −10%#060706
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#172917
Less saturated −25%#202020

Channel breakdown

R31
G33
B31
Red31 (12.2%)
Green33 (12.9%)
Blue31 (12.2%)
Hue120°
Saturation (HSL)3.13%
Lightness12.55%
Dominant channelGreen
Hex per channelR 1F · G 21 · B 1F

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Every value on this page was computed from “1f211f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.