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Recognised as Colour

#557D23

  • #557D23
  • Green
  • Dark
  • Nearest: Olivedrab

#557D23 is a green with RGB values 85, 125, 35 and HSL 87°, 56%, 31%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Olivedrab.

Colour values

#557D23#557D23
HEX#557D23
RGBrgb(85, 125, 35)
RGB (0–1)0.3333, 0.4902, 0.1373
RGB percentages33.3%, 49%, 13.7%
HSLhsl(86.7, 56.3%, 31.4%)
HSV / HSBhsv(86.7, 72%, 49%)
CMYK32%, 0%, 72%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,602,595
CSS custom property--colour: #557D23;

Brightness & contrast

Relative luminance0.1672WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.83:1
Contrast with white4.83:1WCAG normal text: AA
Contrast with black4.34:1WCAG normal text: Fail
Greyscale equivalent#6E6E6E
Inverted#AA82DC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#837415no red cones; affects about 1% of men; ΔE 25.6 from the original
Deuteranopia#7D712Bno green cones; the most common form, about 1% of men; ΔE 24.8 from the original
Tritanopia#57786Bno blue cones; rare, and affects men and women equally; ΔE 41.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.83:1WCAG large text: AAA
Contrast with black, large text4.34:1WCAG large text: AA

Named colours

Olivedrab · ΔE 9.9Dark olivegreen · ΔE 16.7Dark green · ΔE 18.5Forest green · ΔE 20.9Olive · ΔE 21.8Green · ΔE 23.9
Nearest named CSS colourOlivedrab (#6B8E23)ΔE 9.88, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B237D
Analogous#7D7823, #287D23
Triadic#23557D, #7D2355
Split complementary#23287D, #78237D
Tetradic#237D78, #4B237D, #7D2328

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BBDF8D
Lighter +30%#A3D465
Lighter +20%#8BC93D
Lighter +10%#70A52E
Darker −10%#3A5518
Darker −20%#1F2D0D
Darker −30%#040502
Darker −40%#000000
More saturated +25%#57910F
Less saturated −25%#536937

Channel breakdown

R85
G125
B35
Red85 (33.3%)
Green125 (49%)
Blue35 (13.7%)
Hue86.67°
Saturation (HSL)56.25%
Lightness31.37%
Dominant channelGreen
Hex per channelR 55 · G 7D · B 23

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Every value on this page was computed from “557d23” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.