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Colour

#377B37

  • #377B37
  • Green
  • Dark
  • Nearest: Sea green

#377B37 is a green with RGB values 55, 123, 55 and HSL 120°, 38%, 35%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#377B37#377B37
HEX#377B37
RGBrgb(55, 123, 55)
RGB (0–1)0.2157, 0.4824, 0.2157
RGB percentages21.6%, 48.2%, 21.6%
HSLhsl(120, 38.2%, 34.9%)
HSV / HSBhsv(120, 55.3%, 48.2%)
CMYK55.3%, 0%, 55.3%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,636,023
CSS custom property--colour: #377B37;

Brightness & contrast

Relative luminance0.15254WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.18:1
Contrast with white5.18:1WCAG normal text: AA
Contrast with black4.05:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#C884C8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D7131no red cones; affects about 1% of men; ΔE 33 from the original
Deuteranopia#746B3Cno green cones; the most common form, about 1% of men; ΔE 32.9 from the original
Tritanopia#2D786Cno blue cones; rare, and affects men and women equally; ΔE 32.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.18:1WCAG large text: AAA
Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Sea green · ΔE 12.3Dark green · ΔE 16.6Dark olivegreen · ΔE 17.9Forest green · ΔE 20.2Olivedrab · ΔE 22.6Medium seagreen · ΔE 23.5
Nearest named CSS colourSea green (#2E8B57)ΔE 12.28, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7B377B
Analogous#597B37, #377B59
Triadic#37377B, #7B3737
Split complementary#59377B, #7B3759
Tetradic#37597B, #7B377B, #7B5937

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7D7A7
Lighter +30%#83C883
Lighter +20%#60B860
Lighter +10%#479E47
Darker −10%#275827
Darker −20%#173517
Darker −30%#081108
Darker −40%#000000
More saturated +25%#219121
Less saturated −25%#4D654D

Channel breakdown

R55
G123
B55
Red55 (21.6%)
Green123 (48.2%)
Blue55 (21.6%)
Hue120°
Saturation (HSL)38.2%
Lightness34.9%
Dominant channelGreen
Hex per channelR 37 · G 7B · B 37

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Every value on this page was computed from “377b37” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.