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Recognised as Colour

#21771E

  • #21771E
  • Green
  • Dark
  • Nearest: Dark green

#21771E is a green with RGB values 33, 119, 30 and HSL 118°, 60%, 29%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Dark green.

Colour values

#21771E#21771E
HEX#21771E
RGBrgb(33, 119, 30)
RGB (0–1)0.1294, 0.4667, 0.1176
RGB percentages12.9%, 46.7%, 11.8%
HSLhsl(118, 59.7%, 29.2%)
HSV / HSBhsv(118, 74.8%, 46.7%)
CMYK72.3%, 0%, 74.8%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,193,182
CSS custom property--colour: #21771E;

Brightness & contrast

Relative luminance0.13611WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.64:1
Contrast with white5.64:1WCAG normal text: AA
Contrast with black3.72:1WCAG normal text: Fail
Greyscale equivalent#5E5E5E
Inverted#DE88E1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7A6B0Fno red cones; affects about 1% of men; ΔE 40.3 from the original
Deuteranopia#706527no green cones; the most common form, about 1% of men; ΔE 39.4 from the original
Tritanopia#097366no blue cones; rare, and affects men and women equally; ΔE 42 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.64:1WCAG large text: AAA
Contrast with black, large text3.72:1WCAG large text: AA

Named colours

Dark green · ΔE 7.8Forest green · ΔE 10.9Green · ΔE 13.7Olivedrab · ΔE 21.1Sea green · ΔE 21.3Dark olivegreen · ΔE 25.9
Nearest named CSS colourDark green (#006400)ΔE 7.83, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#741E77
Analogous#4E771E, #1E7748
Triadic#1E2177, #771E21
Split complementary#481E77, #771E4E
Tetradic#1E4E77, #741E77, #77481E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#85DF82
Lighter +30%#5DD559
Lighter +20%#38C833
Lighter +10%#2CA028
Darker −10%#164E14
Darker −20%#0A2609
Darker −30%#000000
Darker −40%#000000
More saturated +25%#108A0B
Less saturated −25%#326431

Channel breakdown

R33
G119
B30
Red33 (12.9%)
Green119 (46.7%)
Blue30 (11.8%)
Hue117.98°
Saturation (HSL)59.73%
Lightness29.22%
Dominant channelGreen
Hex per channelR 21 · G 77 · B 1E

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Every value on this page was computed from “21771e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.