Recognised as Colour
#BE2100
- #BE2100
- Red
- Dark
- Nearest: Firebrick
#BE2100 is a red with RGB values 190, 33, 0 and HSL 10°, 100%, 37%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#BE2100#BE2100
HEX#BE2100
RGBrgb(190, 33, 0)
RGB (0–1)0.7451, 0.1294, 0
RGB percentages74.5%, 12.9%, 0%
HSLhsl(10.4, 100%, 37.3%)
HSV / HSBhsv(10.4, 100%, 74.5%)
CMYK0%, 82.6%, 100%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,460,288
CSS custom property--colour: #BE2100;
Brightness & contrast
Relative luminance0.12035WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.16:1
Contrast with white6.16:1WCAG normal text: AA
Contrast with black3.41:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#41DEFF
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.16:1WCAG large text: AAA
Contrast with black, large text3.41:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#009DBE
Analogous#BE003E, #BE8000
Triadic#00BE21, #2100BE
Split complementary#00BE80, #003EBE
Tetradic#3EBE00, #009DBE, #8000BE
Tints, shades & saturation
Channel breakdown
R190
G33
B0
Red190 (74.5%)
Green33 (12.9%)
Blue0 (0%)
Hue10.42°
Saturation (HSL)100%
Lightness37.25%
Dominant channelRed
Hex per channelR BE · G 21 · B 00
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Also reads as
Be2100 (chemical formula)
- Formula
- 18,925.62 g/mol
- 2100 atoms
Be2100 has a molar mass of 18,925.62 g/mol, made up of 2100 atoms across 1 element: 2100 × Be.
Molar mass
Molar mass18,925.62 g/mol
Total atoms per molecule2100
Distinct elements1
Mass of one molecule3.1426731 × 10^-20 g
Molecules per gram3.1820045 × 10^19
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
Be100%
Beryllium (Be × 2100)18,925.62 g/mol, 100%
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