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Recognised as Colour

#1B9311

  • #1B9311
  • Green
  • Dark
  • Nearest: Green

#1B9311 is a green with RGB values 27, 147, 17 and HSL 115°, 79%, 32%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Green.

Colour values

#1B9311#1B9311
HEX#1B9311
RGBrgb(27, 147, 17)
RGB (0–1)0.1059, 0.5765, 0.0667
RGB percentages10.6%, 57.6%, 6.7%
HSLhsl(115.4, 79.3%, 32.2%)
HSV / HSBhsv(115.4, 88.4%, 57.6%)
CMYK81.6%, 0%, 88.4%, 42.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,807,121
CSS custom property--colour: #1B9311;

Brightness & contrast

Relative luminance0.21141WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.23:1
Contrast with white4.02:1WCAG normal text: Fail
Contrast with black5.23:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#E46CEE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#978400no red cones; affects about 1% of men; ΔE 50.5 from the original
Deuteranopia#8A7B24no green cones; the most common form, about 1% of men; ΔE 50.2 from the original
Tritanopia#008E7Dno blue cones; rare, and affects men and women equally; ΔE 55.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.02:1WCAG large text: AA
Contrast with black, large text5.23:1WCAG large text: AAA

Named colours

Green · ΔE 7.8Forest green · ΔE 9.2Dark green · ΔE 22.8Limegreen · ΔE 25Olivedrab · ΔE 26.3Medium seagreen · ΔE 31.3
Nearest named CSS colourGreen (#008000)ΔE 7.79, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#891193
Analogous#5C9311, #119348
Triadic#111B93, #93111B
Split complementary#481193, #93115C
Tetradic#115C93, #891193, #934811

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#88F080
Lighter +30%#5EEB52
Lighter +20%#33E624
Lighter +10%#23C116
Darker −10%#13650C
Darker −20%#0A3806
Darker −30%#020A01
Darker −40%#000000
More saturated +25%#0DA400
Less saturated −25%#2C7E26

Channel breakdown

R27
G147
B17
Red27 (10.6%)
Green147 (57.6%)
Blue17 (6.7%)
Hue115.38°
Saturation (HSL)79.27%
Lightness32.16%
Dominant channelGreen
Hex per channelR 1B · G 93 · B 11

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Every value on this page was computed from “1b9311” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.