Recognised as Colour
#FF9505
- #FF9505
- Orange
- Dark
- Nearest: Dark orange
#FF9505 is a orange with RGB values 255, 149, 5 and HSL 35°, 100%, 51%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark orange.
Colour values
#FF9505#FF9505
HEX#FF9505
RGBrgb(255, 149, 5)
RGB (0–1)1, 0.5843, 0.0196
RGB percentages100%, 58.4%, 2%
HSLhsl(34.6, 100%, 51%)
HSV / HSBhsv(34.6, 98%, 100%)
CMYK0%, 41.6%, 98%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,749,829
CSS custom property--colour: #FF9505;
Brightness & contrast
Relative luminance0.42766WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.55:1
Contrast with white2.2:1WCAG normal text: Fail
Contrast with black9.55:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#006AFA
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.2:1WCAG large text: Fail
Contrast with black, large text9.55:1WCAG large text: AAA
Named colours
Hue familyorange
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#056FFF
Analogous#FF1805, #ECFF05
Triadic#05FF95, #9505FF
Split complementary#05ECFF, #1805FF
Tetradic#05FF18, #056FFF, #FF05EC
Tints, shades & saturation
Channel breakdown
R255
G149
B5
Red255 (100%)
Green149 (58.4%)
Blue5 (2%)
Hue34.56°
Saturation (HSL)100%
Lightness50.98%
Dominant channelRed
Hex per channelR FF · G 95 · B 05
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Also reads as
FF9505 (chemical formula)
- Formula
- 180,594.988 g/mol
- 9506 atoms
FF9505 has a molar mass of 180,594.988 g/mol, made up of 9506 atoms across 1 element: 9506 × F.
Molar mass
Molar mass180,594.988 g/mol
Total atoms per molecule9506
Distinct elements1
Mass of one molecule2.9988503 × 10^-19 g
Molecules per gram3.3346112 × 10^18
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
F100%
Fluorine (F × 9506)180,594.988 g/mol, 100%
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