Recognised as Colour
#BE645B
- #BE645B
- Red
- Dark
- Nearest: Indian red
#BE645B is a red with RGB values 190, 100, 91 and HSL 5°, 43%, 55%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#BE645B#BE645B
HEX#BE645B
RGBrgb(190, 100, 91)
RGB (0–1)0.7451, 0.3922, 0.3569
RGB percentages74.5%, 39.2%, 35.7%
HSLhsl(5.5, 43.2%, 55.1%)
HSV / HSBhsv(5.5, 52.1%, 74.5%)
CMYK0%, 47.4%, 52.1%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,477,531
CSS custom property--colour: #BE645B;
Brightness & contrast
Relative luminance0.20817WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.16:1
Contrast with white4.07:1WCAG normal text: Fail
Contrast with black5.16:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#419BA4
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.07:1WCAG large text: AA
Contrast with black, large text5.16:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5BB5BE
Analogous#BE5B84, #BE955B
Triadic#5BBE64, #645BBE
Split complementary#5BBE96, #5B83BE
Tetradic#84BE5B, #5BB5BE, #965BBE
Tints, shades & saturation
Channel breakdown
R190
G100
B91
Red190 (74.5%)
Green100 (39.2%)
Blue91 (35.7%)
Hue5.45°
Saturation (HSL)43.23%
Lightness55.1%
Dominant channelRed
Hex per channelR BE · G 64 · B 5B
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Harmonies
Similar named colours
Also reads as
Be645B (chemical formula)
- Formula
- 5,823.679 g/mol
- 646 atoms
Be645B has a molar mass of 5,823.679 g/mol, made up of 646 atoms across 2 elements: 645 × Be, 1 × B.
Molar mass
Molar mass5,823.679 g/mol
Total atoms per molecule646
Distinct elements2
Mass of one molecule9.6704465 × 10^-21 g
Molecules per gram1.0340784 × 10^20
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
Be99.8%
B0.2%
Beryllium (Be × 645)5,812.869 g/mol, 99.814%
Boron (B)10.81 g/mol, 0.186%
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