Colour
#AC9489
- #AC9489
- Orange
- Dark
- Nearest: Rosy brown
#AC9489 is a orange with RGB values 172, 148, 137 and HSL 19°, 17%, 61%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#AC9489#AC9489
HEX#AC9489
RGBrgb(172, 148, 137)
RGB (0–1)0.6745, 0.5804, 0.5373
RGB percentages67.5%, 58%, 53.7%
HSLhsl(18.9, 17.4%, 60.6%)
HSV / HSBhsv(18.9, 20.3%, 67.5%)
CMYK0%, 14%, 20.3%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,310,217
CSS custom property--colour: #AC9489;
Brightness & contrast
Relative luminance0.31757WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.35:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.35:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#536B76
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.35:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#89A1AC
Analogous#AC8990, #ACA689
Triadic#89AC94, #9489AC
Split complementary#89ACA6, #8990AC
Tetradic#90AC89, #89A1AC, #A689AC
Tints, shades & saturation
Channel breakdown
R172
G148
B137
Red172 (67.5%)
Green148 (58%)
Blue137 (53.7%)
Hue18.86°
Saturation (HSL)17.41%
Lightness60.59%
Dominant channelRed
Hex per channelR AC · G 94 · B 89
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Also reads as
Ac9489 (chemical formula)
- Formula
- 2,154,003 g/mol
- 9489 atoms
Ac9489 has a molar mass of 2,154,003 g/mol, made up of 9489 atoms across 1 element: 9489 × Ac.
Molar mass
Molar mass2,154,003 g/mol
Total atoms per molecule9489
Distinct elements1
Mass of one molecule3.5768061 × 10^-18 g
Molecules per gram2.7957903 × 10^17
Composition by mass
Ac100%
Actinium (Ac × 9489)2,154,003 g/mol, 100%
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