Recognised as Colour
#BC3F57
- #BC3F57
- Red
- Dark
- Nearest: Indian red
#BC3F57 is a red with RGB values 188, 63, 87 and HSL 348°, 50%, 49%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#BC3F57#BC3F57
HEX#BC3F57
RGBrgb(188, 63, 87)
RGB (0–1)0.7373, 0.2471, 0.3412
RGB percentages73.7%, 24.7%, 34.1%
HSLhsl(348.5, 49.8%, 49.2%)
HSV / HSBhsv(348.5, 66.5%, 73.7%)
CMYK0%, 66.5%, 53.7%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,336,983
CSS custom property--colour: #BC3F57;
Brightness & contrast
Relative luminance0.14934WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.27:1
Contrast with white5.27:1WCAG normal text: AA
Contrast with black3.99:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#43C0A8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.27:1WCAG large text: AAA
Contrast with black, large text3.99:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3FBCA4
Analogous#BC3F95, #BC663F
Triadic#57BC3F, #3F57BC
Split complementary#3FBC66, #3F95BC
Tetradic#95BC3F, #3FBCA4, #663FBC
Tints, shades & saturation
Channel breakdown
R188
G63
B87
Red188 (73.7%)
Green63 (24.7%)
Blue87 (34.1%)
Hue348.48°
Saturation (HSL)49.8%
Lightness49.22%
Dominant channelRed
Hex per channelR BC · G 3F · B 57
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Harmonies
Similar named colours
Also reads as
BC3F57 (chemical formula)
- Formula
- 1,129.729 g/mol
- 61 atoms
BC3F57 has a molar mass of 1,129.729 g/mol, made up of 61 atoms across 3 elements: 1 × B, 3 × C, 57 × F.
Molar mass
Molar mass1,129.729 g/mol
Total atoms per molecule61
Distinct elements3
Mass of one molecule1.8759591 × 10^-21 g
Molecules per gram5.3306065 × 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
B1%
C3.2%
F95.9%
Boron (B)10.81 g/mol, 0.957%
Carbon (C × 3)36.033 g/mol, 3.19%
Fluorine (F × 57)1,082.886 g/mol, 95.854%
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