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Recognised as Colour

#304A3A

  • #304A3A
  • Green
  • Dark
  • Nearest: Dark slate grey

#304A3A is a green with RGB values 48, 74, 58 and HSL 143°, 21%, 24%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#304A3A#304A3A
HEX#304A3A
RGBrgb(48, 74, 58)
RGB (0–1)0.1882, 0.2902, 0.2275
RGB percentages18.8%, 29%, 22.7%
HSLhsl(143.1, 21.3%, 23.9%)
HSV / HSBhsv(143.1, 35.1%, 29%)
CMYK35.1%, 0%, 21.6%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,164,730
CSS custom property--colour: #304A3A;

Brightness & contrast

Relative luminance0.05831WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.69:1
Contrast with white9.69:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#CFB5C5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A4639no red cones; affects about 1% of men; ΔE 13.3 from the original
Deuteranopia#45433Bno green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#2B4A45no blue cones; rare, and affects men and women equally; ΔE 7.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.69:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.7Dim grey · ΔE 21.8Dark olivegreen · ΔE 28Teal · ΔE 28.6Gray · ΔE 29Slate grey · ΔE 31.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.65, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A3040
Analogous#334A30, #304A47
Triadic#3A304A, #4A3A30
Split complementary#47304A, #4A3033
Tetradic#30334A, #4A3040, #4A4730

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8FB79E
Lighter +30%#70A384
Lighter +20%#58886A
Lighter +10%#446952
Darker −10%#1C2B22
Darker −20%#080C0A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#215936
Less saturated −25%#3D3D3D

Channel breakdown

R48
G74
B58
Red48 (18.8%)
Green74 (29%)
Blue58 (22.7%)
Hue143.08°
Saturation (HSL)21.31%
Lightness23.92%
Dominant channelGreen
Hex per channelR 30 · G 4A · B 3A

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Every value on this page was computed from “304a3a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.