Recognised as Colour
#B64F53
- #B64F53
- Red
- Dark
- Nearest: Indian red
#B64F53 is a red with RGB values 182, 79, 83 and HSL 358°, 41%, 51%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#B64F53#B64F53
HEX#B64F53
RGBrgb(182, 79, 83)
RGB (0–1)0.7137, 0.3098, 0.3255
RGB percentages71.4%, 31%, 32.5%
HSLhsl(357.7, 41.4%, 51.2%)
HSV / HSBhsv(357.7, 56.6%, 71.4%)
CMYK0%, 56.6%, 54.4%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,947,859
CSS custom property--colour: #B64F53;
Brightness & contrast
Relative luminance0.16162WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.96:1
Contrast with white4.96:1WCAG normal text: AA
Contrast with black4.23:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#49B0AC
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.96:1WCAG large text: AAA
Contrast with black, large text4.23:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4FB6B2
Analogous#B64F86, #B67E4F
Triadic#53B64F, #4F53B6
Split complementary#4FB67E, #4F86B6
Tetradic#87B64F, #4FB6B2, #7F4FB6
Tints, shades & saturation
Channel breakdown
R182
G79
B83
Red182 (71.4%)
Green79 (31%)
Blue83 (32.5%)
Hue357.67°
Saturation (HSL)41.37%
Lightness51.18%
Dominant channelRed
Hex per channelR B6 · G 4F · B 53
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Harmonies
Similar named colours
Also reads as
B64F53 (chemical formula)
- Formula
- 1,698.734 g/mol
- 117 atoms
B64F53 has a molar mass of 1,698.734 g/mol, made up of 117 atoms across 2 elements: 64 × B, 53 × F.
Molar mass
Molar mass1,698.734 g/mol
Total atoms per molecule117
Distinct elements2
Mass of one molecule2.8208142 × 10^-21 g
Molecules per gram3.5450758 × 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
B40.7%
F59.3%
Boron (B × 64)691.84 g/mol, 40.727%
Fluorine (F × 53)1,006.894 g/mol, 59.273%
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