Colour
#BF3370
- #BF3370
- Red
- Dark
- Nearest: Medium violet red
#BF3370 is a red with RGB values 191, 51, 112 and HSL 334°, 58%, 47%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Medium violet red.
Colour values
#BF3370#BF3370
HEX#BF3370
RGBrgb(191, 51, 112)
RGB (0–1)0.749, 0.2, 0.4392
RGB percentages74.9%, 20%, 43.9%
HSLhsl(333.9, 57.9%, 47.5%)
HSV / HSBhsv(333.9, 73.3%, 74.9%)
CMYK0%, 73.3%, 41.4%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,530,544
CSS custom property--colour: #BF3370;
Brightness & contrast
Relative luminance0.14614WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.35:1
Contrast with white5.35:1WCAG normal text: AA
Contrast with black3.92:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#40CC8F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.35:1WCAG large text: AAA
Contrast with black, large text3.92:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#33BF82
Analogous#BF33B6, #BF3C33
Triadic#70BF33, #3370BF
Split complementary#33BF3C, #33B6BF
Tetradic#B6BF33, #33BF82, #3C33BF
Tints, shades & saturation
Channel breakdown
R191
G51
B112
Red191 (74.9%)
Green51 (20%)
Blue112 (43.9%)
Hue333.86°
Saturation (HSL)57.85%
Lightness47.45%
Dominant channelRed
Hex per channelR BF · G 33 · B 70
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Harmonies
Similar named colours
Also reads as
BF3370 (chemical formula)
- Formula
- 64,034.07 g/mol
- 3371 atoms
BF3370 has a molar mass of 64,034.07 g/mol, made up of 3371 atoms across 2 elements: 1 × B, 3370 × F.
Molar mass
Molar mass64,034.07 g/mol
Total atoms per molecule3371
Distinct elements2
Mass of one molecule1.0633107 × 10^-19 g
Molecules per gram9.4045885 × 10^18
Composition by mass
B0%
F100%
Boron (B)10.81 g/mol, 0.017%
Fluorine (F × 3370)64,023.26 g/mol, 99.983%
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