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Recognised as Colour

#307F40

  • #307F40
  • Green
  • Dark
  • Nearest: Sea green

#307F40 is a green with RGB values 48, 127, 64 and HSL 132°, 45%, 34%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#307F40#307F40
HEX#307F40
RGBrgb(48, 127, 64)
RGB (0–1)0.1882, 0.498, 0.251
RGB percentages18.8%, 49.8%, 25.1%
HSLhsl(132.2, 45.1%, 34.3%)
HSV / HSBhsv(132.2, 62.2%, 49.8%)
CMYK62.2%, 0%, 49.6%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,178,304
CSS custom property--colour: #307F40;

Brightness & contrast

Relative luminance0.16177WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.96:1
Contrast with white4.96:1WCAG normal text: AA
Contrast with black4.24:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#CF80BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#80743Bno red cones; affects about 1% of men; ΔE 35.6 from the original
Deuteranopia#766D44no green cones; the most common form, about 1% of men; ΔE 35.7 from the original
Tritanopia#1C7C70no blue cones; rare, and affects men and women equally; ΔE 29.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.96:1WCAG large text: AAA
Contrast with black, large text4.24:1WCAG large text: AA

Named colours

Sea green · ΔE 8.4Dark green · ΔE 19Dark olivegreen · ΔE 20.6Medium seagreen · ΔE 20.7Forest green · ΔE 21.3Olivedrab · ΔE 25.9
Nearest named CSS colourSea green (#2E8B57)ΔE 8.39, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F306F
Analogous#477F30, #307F67
Triadic#40307F, #7F4030
Split complementary#67307F, #7F3048
Tetradic#30487F, #7F306F, #7F6830

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0DBAC
Lighter +30%#7BCD8C
Lighter +20%#56BF6B
Lighter +10%#3EA453
Darker −10%#225A2D
Darker −20%#14351B
Darker −30%#061008
Darker −40%#000000
More saturated +25%#1A9533
Less saturated −25%#46694D

Channel breakdown

R48
G127
B64
Red48 (18.8%)
Green127 (49.8%)
Blue64 (25.1%)
Hue132.15°
Saturation (HSL)45.14%
Lightness34.31%
Dominant channelGreen
Hex per channelR 30 · G 7F · B 40

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Every value on this page was computed from “307f40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.