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Recognised as Colour

#171A16

  • #171A16
  • Green
  • Dark
  • Nearest: Black

#171A16 is a green with RGB values 23, 26, 22 and HSL 105°, 8%, 9%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#171A16#171A16
HEX#171A16
RGBrgb(23, 26, 22)
RGB (0–1)0.0902, 0.102, 0.0863
RGB percentages9%, 10.2%, 8.6%
HSLhsl(105, 8.3%, 9.4%)
HSV / HSBhsv(105, 15.4%, 10.2%)
CMYK11.5%, 0%, 15.4%, 89.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,514,006
CSS custom property--colour: #171A16;

Brightness & contrast

Relative luminance0.00979WCAG 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 17.56:1
Contrast with white17.56:1WCAG normal text: AAA
Contrast with black1.2:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#E8E5E9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A1916no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#1A1916no green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#171A19no blue cones; rare, and affects men and women equally; ΔE 2.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.56:1WCAG large text: AAA
Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Black · ΔE 9.4Dark slate grey · ΔE 25Dim grey · ΔE 35.8Gray · ΔE 44.9Slate grey · ΔE 45.9Dark olivegreen · ΔE 46.8
Nearest named CSS colourBlack (#000000)ΔE 9.44, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#19161A
Analogous#191A16, #161A17
Triadic#16171A, #1A1617
Split complementary#17161A, #1A1619
Tetradic#16191A, #19161A, #1A1716

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#798974
Lighter +30%#606D5C
Lighter +20%#485145
Lighter +10%#2F362D
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#142010
Less saturated −25%#181818

Channel breakdown

R23
G26
B22
Red23 (9%)
Green26 (10.2%)
Blue22 (8.6%)
Hue105°
Saturation (HSL)8.33%
Lightness9.41%
Dominant channelGreen
Hex per channelR 17 · G 1A · B 16

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Every value on this page was computed from “171a16” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.