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Recognised as Colour

#556B03

  • #556B03
  • Green
  • Dark
  • Nearest: Olivedrab

#556B03 is a green with RGB values 85, 107, 3 and HSL 73°, 95%, 22%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Olivedrab.

Colour values

#556B03#556B03
HEX#556B03
RGBrgb(85, 107, 3)
RGB (0–1)0.3333, 0.4196, 0.0118
RGB percentages33.3%, 42%, 1.2%
HSLhsl(72.7, 94.5%, 21.6%)
HSV / HSBhsv(72.7, 97.2%, 42%)
CMYK20.6%, 0%, 97.2%, 58%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,597,955
CSS custom property--colour: #556B03;

Brightness & contrast

Relative luminance0.12453WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.02:1
Contrast with white6.02:1WCAG normal text: AA
Contrast with black3.49:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#AA94FC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#726300no red cones; affects about 1% of men; ΔE 18.3 from the original
Deuteranopia#6F6312no green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#5A655Ano blue cones; rare, and affects men and women equally; ΔE 44.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.02:1WCAG large text: AAA
Contrast with black, large text3.49:1WCAG large text: AA

Named colours

Olivedrab · ΔE 14.6Olive · ΔE 16.4Dark olivegreen · ΔE 16.6Dark green · ΔE 23.1Forest green · ΔE 29.3Green · ΔE 30.5
Nearest named CSS colourOlivedrab (#6B8E23)ΔE 14.59, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#19036B
Analogous#6B4D03, #216B03
Triadic#03556B, #6B0355
Split complementary#03216B, #4D036B
Tetradic#036B4D, #19036B, #6B0321

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2FA40
Lighter +30%#C7F80F
Lighter +20%#A4CE06
Lighter +10%#7C9D04
Darker −10%#2E3902
Darker −20%#060800
Darker −30%#000000
Darker −40%#000000
More saturated +25%#576E00
Less saturated −25%#4D5D11

Channel breakdown

R85
G107
B3
Red85 (33.3%)
Green107 (42%)
Blue3 (1.2%)
Hue72.69°
Saturation (HSL)94.55%
Lightness21.57%
Dominant channelGreen
Hex per channelR 55 · G 6B · B 03

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Every value on this page was computed from “556b03” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.