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Recognised as Colour

#517B4F

  • #517B4F
  • Green
  • Dark
  • Nearest: Dark olivegreen

#517B4F is a green with RGB values 81, 123, 79 and HSL 117°, 22%, 40%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#517B4F#517B4F
HEX#517B4F
RGBrgb(81, 123, 79)
RGB (0–1)0.3176, 0.4824, 0.3098
RGB percentages31.8%, 48.2%, 31%
HSLhsl(117.3, 21.8%, 39.6%)
HSV / HSBhsv(117.3, 35.8%, 48.2%)
CMYK34.1%, 0%, 35.8%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,339,983
CSS custom property--colour: #517B4F;

Brightness & contrast

Relative luminance0.1648WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.89:1
Contrast with white4.89:1WCAG normal text: AA
Contrast with black4.3:1WCAG normal text: Fail
Greyscale equivalent#6F6F6F
Inverted#AE84B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D734Cno red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#776F51no green cones; the most common form, about 1% of men; ΔE 22.2 from the original
Tritanopia#4D7870no blue cones; rare, and affects men and women equally; ΔE 21.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.89:1WCAG large text: AAA
Contrast with black, large text4.3:1WCAG large text: AA

Named colours

Dark olivegreen · ΔE 13.3Sea green · ΔE 16.1Dark seagreen · ΔE 24.5Teal · ΔE 28.5Dark cyan · ΔE 29.7Medium seagreen · ΔE 30.3
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 13.35, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#794F7B
Analogous#677B4F, #4F7B63
Triadic#4F517B, #7B4F51
Split complementary#634F7B, #7B4F67
Tetradic#4F677B, #794F7B, #7B634F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1D6C0
Lighter +30%#A2C2A1
Lighter +20%#84AE82
Lighter +10%#659A63
Darker −10%#3D5C3B
Darker −20%#283D27
Darker −30%#141E13
Darker −40%#000000
More saturated +25%#3A9436
Less saturated −25%#656565

Channel breakdown

R81
G123
B79
Red81 (31.8%)
Green123 (48.2%)
Blue79 (31%)
Hue117.27°
Saturation (HSL)21.78%
Lightness39.61%
Dominant channelGreen
Hex per channelR 51 · G 7B · B 4F

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Every value on this page was computed from “517b4f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.