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Recognised as Colour

#177A22

  • #177A22
  • Green
  • Dark
  • Nearest: Dark green

#177A22 is a green with RGB values 23, 122, 34 and HSL 127°, 68%, 28%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Dark green.

Colour values

#177A22#177A22
HEX#177A22
RGBrgb(23, 122, 34)
RGB (0–1)0.0902, 0.4784, 0.1333
RGB percentages9%, 47.8%, 13.3%
HSLhsl(126.7, 68.3%, 28.4%)
HSV / HSBhsv(126.7, 81.1%, 47.8%)
CMYK81.1%, 0%, 72.1%, 52.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,538,594
CSS custom property--colour: #177A22;

Brightness & contrast

Relative luminance0.14217WCAG 2.x, 0 is black and 1 is white
Perceived brightness95 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.46:1
Contrast with white5.46:1WCAG normal text: AA
Contrast with black3.84:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#E885DD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7C6E15no red cones; affects about 1% of men; ΔE 42.1 from the original
Deuteranopia#72662Bno green cones; the most common form, about 1% of men; ΔE 42.6 from the original
Tritanopia#007768no blue cones; rare, and affects men and women equally; ΔE 40.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.46:1WCAG large text: AAA
Contrast with black, large text3.84:1WCAG large text: AA

Named colours

Dark green · ΔE 9.2Forest green · ΔE 9.6Green · ΔE 12.9Sea green · ΔE 20.7Olivedrab · ΔE 22.9Medium seagreen · ΔE 25.4
Nearest named CSS colourDark green (#006400)ΔE 9.18, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7A176F
Analogous#3D7A17, #177A54
Triadic#22177A, #7A2217
Split complementary#54177A, #7A173D
Tetradic#173D7A, #7A176F, #7A5417

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#78E584
Lighter +30%#4DDD5D
Lighter +20%#27D03A
Lighter +10%#1FA52E
Darker −10%#0F4F16
Darker −20%#07240A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#058C14
Less saturated −25%#296830

Channel breakdown

R23
G122
B34
Red23 (9%)
Green122 (47.8%)
Blue34 (13.3%)
Hue126.67°
Saturation (HSL)68.28%
Lightness28.43%
Dominant channelGreen
Hex per channelR 17 · G 7A · B 22

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Every value on this page was computed from “177a22” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.