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Colour

#397B44

  • #397B44
  • Green
  • Dark
  • Nearest: Sea green

#397B44 is a green with RGB values 57, 123, 68 and HSL 130°, 37%, 35%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#397B44#397B44
HEX#397B44
RGBrgb(57, 123, 68)
RGB (0–1)0.2235, 0.4824, 0.2667
RGB percentages22.4%, 48.2%, 26.7%
HSLhsl(130, 36.7%, 35.3%)
HSV / HSBhsv(130, 53.7%, 48.2%)
CMYK53.7%, 0%, 44.7%, 51.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,767,108
CSS custom property--colour: #397B44;

Brightness & contrast

Relative luminance0.15453WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.13:1
Contrast with white5.13:1WCAG normal text: AA
Contrast with black4.09:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#C684BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7C7140no red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#736B48no green cones; the most common form, about 1% of men; ΔE 31.3 from the original
Tritanopia#2D796Eno blue cones; rare, and affects men and women equally; ΔE 25.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.13:1WCAG large text: AAA
Contrast with black, large text4.09:1WCAG large text: AA

Named colours

Sea green · ΔE 8.8Dark olivegreen · ΔE 16.9Dark green · ΔE 22.8Medium seagreen · ΔE 23.9Forest green · ΔE 26.8Olivedrab · ΔE 27.8
Nearest named CSS colourSea green (#2E8B57)ΔE 8.81, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7B3970
Analogous#4F7B39, #397B65
Triadic#44397B, #7B4439
Split complementary#65397B, #7B394F
Tetradic#394F7B, #7B3970, #7B6539

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9D7B1
Lighter +30%#86C791
Lighter +20%#63B771
Lighter +10%#499E57
Darker −10%#295831
Darker −20%#19351D
Darker −30%#09120A
Darker −40%#000000
More saturated +25%#239235
Less saturated −25%#506553

Channel breakdown

R57
G123
B68
Red57 (22.4%)
Green123 (48.2%)
Blue68 (26.7%)
Hue130°
Saturation (HSL)36.67%
Lightness35.29%
Dominant channelGreen
Hex per channelR 39 · G 7B · B 44

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Every value on this page was computed from “397b44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.