Recognised as Colour

#178F20

#178F20
Green
Dark
Nearest: Forest green

#178F20 is a green with RGB values 23, 143, 32 and HSL 125°, 72%, 33%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Forest green.

Colour values

#178F20#178F20

HEX#178F20

RGBrgb(23, 143, 32)

RGB (0–1)0.0902, 0.5608, 0.1255

RGB percentages9%, 56.1%, 12.5%

HSLhsl(124.5, 72.3%, 32.5%)

HSV / HSBhsv(124.5, 83.9%, 56.1%)

CMYK83.9%, 0%, 77.6%, 43.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,543,968

CSS custom property--colour: #178F20;

Brightness & contrast

Relative luminance0.19931WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.99:1

Contrast with white4.21:1WCAG normal text: Fail

Contrast with black4.99:1WCAG normal text: AA

Greyscale equivalent#6D6D6D

Inverted#E870DF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#928106no red cones; affects about 1% of men; ΔE 49 from the original

Deuteranopia#85782Cno green cones; the most common form, about 1% of men; ΔE 48.3 from the original

Tritanopia#008B7Ano blue cones; rare, and affects men and women equally; ΔE 49.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.21:1WCAG large text: AA

Contrast with black, large text4.99:1WCAG large text: AAA

Named colours

Forest green · ΔE 3.7 Green · ΔE 6.4 Dark green · ΔE 18.8 Olivedrab · ΔE 24.7 Medium seagreen · ΔE 26.7 Limegreen · ΔE 29.3

Nearest named CSS colourForest green (#228B22)ΔE 3.75, a close match

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#8F1786

Analogous#4A8F17, #178F5C

Triadic#20178F, #8F2017

Split complementary#5C178F, #8F174A

Tetradic#174A8F, #8F1786, #8F5C17

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#86EC8E

Lighter +30%#5AE565

Lighter +20%#2FDD3C

Lighter +10%#1EBB2A

Darker −10%#106316

Darker −20%#09370C

Darker −30%#020B03

Darker −40%#000000

More saturated +25%#02A40E

Less saturated −25%#2C7A32

Channel breakdown

R23

G143

B32

Red23 (9%)

Green143 (56.1%)

Blue32 (12.5%)

Hue124.5°

Saturation (HSL)72.29%

Lightness32.55%

Dominant channelGreen

Hex per channelR 17 · G 8F · B 20

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#178F20

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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