Recognised as Colour
#AC5825
- #AC5825
- Orange
- Dark
- Nearest: Sienna
#AC5825 is a orange with RGB values 172, 88, 37 and HSL 23°, 65%, 41%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Sienna.
Colour values
#AC5825#AC5825
HEX#AC5825
RGBrgb(172, 88, 37)
RGB (0–1)0.6745, 0.3451, 0.1451
RGB percentages67.5%, 34.5%, 14.5%
HSLhsl(22.7, 64.6%, 41%)
HSV / HSBhsv(22.7, 78.5%, 67.5%)
CMYK0%, 48.8%, 78.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,294,757
CSS custom property--colour: #AC5825;
Brightness & contrast
Relative luminance0.15884WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.03:1
Contrast with white5.03:1WCAG normal text: AA
Contrast with black4.18:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#53A7DA
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.03:1WCAG large text: AAA
Contrast with black, large text4.18:1WCAG large text: AA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2579AC
Analogous#AC2535, #AC9C25
Triadic#25AC58, #5825AC
Split complementary#25AC9B, #2536AC
Tetradic#36AC25, #2579AC, #9C25AC
Tints, shades & saturation
Channel breakdown
R172
G88
B37
Red172 (67.5%)
Green88 (34.5%)
Blue37 (14.5%)
Hue22.67°
Saturation (HSL)64.59%
Lightness40.98%
Dominant channelRed
Hex per channelR AC · G 58 · B 25
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Also reads as
Ac5825 (chemical formula)
- Formula
- 1,322,275 g/mol
- 5825 atoms
Ac5825 has a molar mass of 1,322,275 g/mol, made up of 5825 atoms across 1 element: 5825 × Ac.
Molar mass
Molar mass1,322,275 g/mol
Total atoms per molecule5825
Distinct elements1
Mass of one molecule2.1956893 × 10^-18 g
Molecules per gram4.5543784 × 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 × 5825)1,322,275 g/mol, 100%
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