Recognised as Colour
#B2AC57
- #B2AC57
- Yellow
- Dark
- Nearest: Dark khaki
#B2AC57 is a yellow with RGB values 178, 172, 87 and HSL 56°, 37%, 52%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark khaki.
Colour values
#B2AC57#B2AC57
HEX#B2AC57
RGBrgb(178, 172, 87)
RGB (0–1)0.698, 0.6745, 0.3412
RGB percentages69.8%, 67.5%, 34.1%
HSLhsl(56, 37.1%, 52%)
HSV / HSBhsv(56, 51.1%, 69.8%)
CMYK0%, 3.4%, 51.1%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,709,527
CSS custom property--colour: #B2AC57;
Brightness & contrast
Relative luminance0.39658WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.93:1
Contrast with white2.35:1WCAG normal text: Fail
Contrast with black8.93:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#4D53A8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.35:1WCAG large text: Fail
Contrast with black, large text8.93:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#575DB2
Analogous#B27F57, #8AB257
Triadic#57B2AC, #AC57B2
Split complementary#578AB2, #7F57B2
Tetradic#57B27F, #575DB2, #B2578A
Tints, shades & saturation
Channel breakdown
R178
G172
B87
Red178 (69.8%)
Green172 (67.5%)
Blue87 (34.1%)
Hue56.04°
Saturation (HSL)37.14%
Lightness51.96%
Dominant channelRed
Hex per channelR B2 · G AC · B 57
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Also reads as
B2Ac57 (chemical formula)
- Formula
- 12,960.62 g/mol
- 59 atoms
B2Ac57 has a molar mass of 12,960.62 g/mol, made up of 59 atoms across 2 elements: 2 × B, 57 × Ac.
Molar mass
Molar mass12,960.62 g/mol
Total atoms per molecule59
Distinct elements2
Mass of one molecule2.1521616 × 10^-20 g
Molecules per gram4.6464913 × 10^19
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
B0.2%
Ac99.8%
Boron (B × 2)21.62 g/mol, 0.167%
Actinium (Ac × 57)12,939 g/mol, 99.833%
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