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Colour

#191F00

  • #191F00
  • Green
  • Dark
  • Nearest: Black

#191F00 is a green with RGB values 25, 31, 0 and HSL 72°, 100%, 6%. It is a dark colour, so white text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#191F00#191F00
HEX#191F00
RGBrgb(25, 31, 0)
RGB (0–1)0.098, 0.1216, 0
RGB percentages9.8%, 12.2%, 0%
HSLhsl(71.6, 100%, 6.1%)
HSV / HSBhsv(71.6, 100%, 12.2%)
CMYK19.4%, 0%, 100%, 87.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,646,336
CSS custom property--colour: #191F00;

Brightness & contrast

Relative luminance0.01187WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.97:1
Contrast with white16.97:1WCAG normal text: AAA
Contrast with black1.24:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#E6E0FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#221C00no red cones; affects about 1% of men; ΔE 7.3 from the original
Deuteranopia#211C02no green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#1B1D19no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.97:1WCAG large text: AAA
Contrast with black, large text1.24:1WCAG large text: Fail

Named colours

Black · ΔE 20.5Dark slate grey · ΔE 28.4Dark olivegreen · ΔE 36.7Dim grey · ΔE 38.3Gray · ΔE 46.6Teal · ΔE 49.1
Nearest named CSS colourBlack (#000000)ΔE 20.54, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#06001F
Analogous#1F1600, #091F00
Triadic#00191F, #1F0019
Split complementary#00091F, #15001F
Tetradic#001F16, #06001F, #1F000A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEEB00
Lighter +30%#94B800
Lighter +20%#6B8500
Lighter +10%#425200
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#191F00
Less saturated −25%#171B04

Channel breakdown

R25
G31
B0
Red25 (9.8%)
Green31 (12.2%)
Blue0 (0%)
Hue71.61°
Saturation (HSL)100%
Lightness6.08%
Dominant channelGreen
Hex per channelR 19 · G 1F · B 00

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Every value on this page was computed from “191f00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.