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Recognised as Colour

#00551B

  • #00551B
  • Green
  • Dark
  • Nearest: Dark green

#00551B is a green with RGB values 0, 85, 27 and HSL 139°, 100%, 17%. It is a dark colour, so white text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Dark green.

Colour values

#00551B#00551B
HEX#00551B
RGBrgb(0, 85, 27)
RGB (0–1)0, 0.3333, 0.1059
RGB percentages0%, 33.3%, 10.6%
HSLhsl(139.1, 100%, 16.7%)
HSV / HSBhsv(139.1, 100%, 33.3%)
CMYK100%, 0%, 68.2%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer21,787
CSS custom property--colour: #00551B;

Brightness & contrast

Relative luminance0.06576WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.07:1
Contrast with white9.07:1WCAG normal text: AAA
Contrast with black2.32:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#FFAAE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#564C14no red cones; affects about 1% of men; ΔE 33.9 from the original
Deuteranopia#4E4620no green cones; the most common form, about 1% of men; ΔE 34.1 from the original
Tritanopia#005349no blue cones; rare, and affects men and women equally; ΔE 29.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.07:1WCAG large text: AAA
Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Dark green · ΔE 17.4Dark olivegreen · ΔE 21.2Sea green · ΔE 22.1Forest green · ΔE 29.9Green · ΔE 31.7Olivedrab · ΔE 34
Nearest named CSS colourDark green (#006400)ΔE 17.4, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#55003A
Analogous#0F5500, #005545
Triadic#1B0055, #551B00
Split complementary#450055, #550010
Tetradic#001055, #55003A, #554600

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#22FF68
Lighter +30%#00EE4C
Lighter +20%#00BB3B
Lighter +10%#00882B
Darker −10%#00220B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00551B
Less saturated −25%#0B4A1F

Channel breakdown

R0
G85
B27
Red0 (0%)
Green85 (33.3%)
Blue27 (10.6%)
Hue139.06°
Saturation (HSL)100%
Lightness16.67%
Dominant channelGreen
Hex per channelR 00 · G 55 · B 1B

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Every value on this page was computed from “00551b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.