Recognised as Colour
#BFAC1C
- #BFAC1C
- Yellow
- Dark
- Nearest: Goldenrod
#BFAC1C is a yellow with RGB values 191, 172, 28 and HSL 53°, 74%, 43%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.
Colour values
#BFAC1C#BFAC1C
HEX#BFAC1C
RGBrgb(191, 172, 28)
RGB (0–1)0.749, 0.6745, 0.1098
RGB percentages74.9%, 67.5%, 11%
HSLhsl(53, 74.4%, 42.9%)
HSV / HSBhsv(53, 85.3%, 74.9%)
CMYK0%, 9.9%, 85.3%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,561,436
CSS custom property--colour: #BFAC1C;
Brightness & contrast
Relative luminance0.40665WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.13:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.13:1WCAG normal text: AAA
Greyscale equivalent#A6A6A6
Inverted#4053E3
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.13:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1C2FBF
Analogous#BF5B1C, #81BF1C
Triadic#1CBFAC, #AC1CBF
Split complementary#1C81BF, #5A1CBF
Tetradic#1CBF5B, #1C2FBF, #BF1C81
Tints, shades & saturation
Channel breakdown
R191
G172
B28
Red191 (74.9%)
Green172 (67.5%)
Blue28 (11%)
Hue53.01°
Saturation (HSL)74.43%
Lightness42.94%
Dominant channelRed
Hex per channelR BF · G AC · B 1C
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Also reads as
BFAc1C (chemical formula)
- Formula
- 268.819 g/mol
- 4 atoms
BFAc1C has a molar mass of 268.819 g/mol, made up of 4 atoms across 4 elements: 1 × B, 1 × F, 1 × Ac, 1 × C.
Molar mass
Molar mass268.819 g/mol
Total atoms per molecule4
Distinct elements4
Mass of one molecule4.4638445 × 10^-22 g
Molecules per gram2.2402214 × 10^21
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
B4%
F7.1%
Ac84.4%
C4.5%
Boron (B)10.81 g/mol, 4.021%
Fluorine (F)18.998 g/mol, 7.067%
Actinium (Ac)227 g/mol, 84.443%
Carbon (C)12.011 g/mol, 4.468%
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