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Recognised as Colour

#1B1816

  • #1B1816
  • Orange
  • Dark
  • Nearest: Black

#1B1816 is a orange with RGB values 27, 24, 22 and HSL 24°, 10%, 10%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1B1816#1B1816
HEX#1B1816
RGBrgb(27, 24, 22)
RGB (0–1)0.1059, 0.0941, 0.0863
RGB percentages10.6%, 9.4%, 8.6%
HSLhsl(24, 10.2%, 9.6%)
HSV / HSBhsv(24, 18.5%, 10.6%)
CMYK0%, 11.1%, 18.5%, 89.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,775,638
CSS custom property--colour: #1B1816;

Brightness & contrast

Relative luminance0.00944WCAG 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 17.66:1
Contrast with white17.66:1WCAG normal text: AAA
Contrast with black1.19:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#E4E7E9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#191816no red cones; affects about 1% of men; ΔE 1.1 from the original
Deuteranopia#1A1916no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#1C1717no blue cones; rare, and affects men and women equally; ΔE 1.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.66:1WCAG large text: AAA
Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 8.8Dark slate grey · ΔE 26.7Dim grey · ΔE 36Gray · ΔE 45.1Slate grey · ΔE 46.2Dark olivegreen · ΔE 48.5
Nearest named CSS colourBlack (#000000)ΔE 8.79, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#16191B
Analogous#1B1616, #1B1A16
Triadic#161B18, #18161B
Split complementary#161B1A, #16171B
Tetradic#171B16, #16191B, #1B161B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8B7C72
Lighter +30%#6F635B
Lighter +20%#534A44
Lighter +10%#37312D
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#211710
Less saturated −25%#181818

Channel breakdown

R27
G24
B22
Red27 (10.6%)
Green24 (9.4%)
Blue22 (8.6%)
Hue24°
Saturation (HSL)10.2%
Lightness9.61%
Dominant channelRed
Hex per channelR 1B · G 18 · B 16

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Every value on this page was computed from “1b1816” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.