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Recognised as Colour

#577B48

  • #577B48
  • Green
  • Dark
  • Nearest: Dark olivegreen

#577B48 is a green with RGB values 87, 123, 72 and HSL 102°, 26%, 38%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#577B48#577B48
HEX#577B48
RGBrgb(87, 123, 72)
RGB (0–1)0.3412, 0.4824, 0.2824
RGB percentages34.1%, 48.2%, 28.2%
HSLhsl(102.4, 26.2%, 38.2%)
HSV / HSBhsv(102.4, 41.5%, 48.2%)
CMYK29.3%, 0%, 41.5%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,733,192
CSS custom property--colour: #577B48;

Brightness & contrast

Relative luminance0.1666WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.85:1
Contrast with white4.85:1WCAG normal text: AA
Contrast with black4.33:1WCAG normal text: Fail
Greyscale equivalent#707070
Inverted#A884B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7E7444no red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#79704Bno green cones; the most common form, about 1% of men; ΔE 20.7 from the original
Tritanopia#56786Eno blue cones; rare, and affects men and women equally; ΔE 23.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.85:1WCAG large text: AAA
Contrast with black, large text4.33:1WCAG large text: AA

Named colours

Dark olivegreen · ΔE 9.7Sea green · ΔE 17.5Dark seagreen · ΔE 25Olivedrab · ΔE 27.2Dark green · ΔE 29.5Medium seagreen · ΔE 30.6
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 9.69, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C487B
Analogous#707B48, #487B53
Triadic#48577B, #7B4857
Split complementary#53487B, #7B4871
Tetradic#48717B, #6C487B, #7B5348

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C2D6B9
Lighter +30%#A5C399
Lighter +20%#89B079
Lighter +10%#6E9B5B
Darker −10%#405B35
Darker −20%#293B22
Darker −30%#131A10
Darker −40%#000000
More saturated +25%#4D9330
Less saturated −25%#616360

Channel breakdown

R87
G123
B72
Red87 (34.1%)
Green123 (48.2%)
Blue72 (28.2%)
Hue102.35°
Saturation (HSL)26.15%
Lightness38.24%
Dominant channelGreen
Hex per channelR 57 · G 7B · B 48

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Every value on this page was computed from “577b48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.