Recognised as Colour
#AC8519
- #AC8519
- Orange
- Dark
- Nearest: Dark goldenrod
#AC8519 is a orange with RGB values 172, 133, 25 and HSL 44°, 75%, 39%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Dark goldenrod.
Colour values
#AC8519#AC8519
HEX#AC8519
RGBrgb(172, 133, 25)
RGB (0–1)0.6745, 0.5216, 0.098
RGB percentages67.5%, 52.2%, 9.8%
HSLhsl(44.1, 74.6%, 38.6%)
HSV / HSBhsv(44.1, 85.5%, 67.5%)
CMYK0%, 22.7%, 85.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,306,265
CSS custom property--colour: #AC8519;
Brightness & contrast
Relative luminance0.25616WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.12:1
Contrast with white3.43:1WCAG normal text: Fail
Contrast with black6.12:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#537AE6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.43:1WCAG large text: AA
Contrast with black, large text6.12:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1940AC
Analogous#AC3B19, #8AAC19
Triadic#19AC85, #8519AC
Split complementary#198AAC, #3B19AC
Tetradic#19AC3B, #1940AC, #AC198A
Tints, shades & saturation
Channel breakdown
R172
G133
B25
Red172 (67.5%)
Green133 (52.2%)
Blue25 (9.8%)
Hue44.08°
Saturation (HSL)74.62%
Lightness38.63%
Dominant channelRed
Hex per channelR AC · G 85 · B 19
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Also reads as
Ac8519 (chemical formula)
- Formula
- 1,933,813 g/mol
- 8519 atoms
Ac8519 has a molar mass of 1,933,813 g/mol, made up of 8519 atoms across 1 element: 8519 × Ac.
Molar mass
Molar mass1,933,813 g/mol
Total atoms per molecule8519
Distinct elements1
Mass of one molecule3.211172 × 10^-18 g
Molecules per gram3.1141278 × 10^17
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
Ac100%
Actinium (Ac × 8519)1,933,813 g/mol, 100%
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