Recognised as Colour
#B451C8
- #B451C8
- Violet
- Dark
- Nearest: Medium orchid
#B451C8 is a violet with RGB values 180, 81, 200 and HSL 290°, 52%, 55%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Medium orchid.
Colour values
#B451C8#B451C8
HEX#B451C8
RGBrgb(180, 81, 200)
RGB (0–1)0.7059, 0.3176, 0.7843
RGB percentages70.6%, 31.8%, 78.4%
HSLhsl(289.9, 52%, 55.1%)
HSV / HSBhsv(289.9, 59.5%, 78.4%)
CMYK10%, 59.5%, 0%, 21.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,817,416
CSS custom property--colour: #B451C8;
Brightness & contrast
Relative luminance0.19758WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.95:1
Contrast with white4.24:1WCAG normal text: Fail
Contrast with black4.95:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#4BAE37
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.24:1WCAG large text: AA
Contrast with black, large text4.95:1WCAG large text: AAA
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#65C851
Analogous#7851C8, #C851A1
Triadic#C8B451, #51C8B4
Split complementary#A0C851, #51C879
Tetradic#C87951, #65C851, #51A1C8
Tints, shades & saturation
Channel breakdown
R180
G81
B200
Red180 (70.6%)
Green81 (31.8%)
Blue200 (78.4%)
Hue289.92°
Saturation (HSL)51.97%
Lightness55.1%
Dominant channelBlue
Hex per channelR B4 · G 51 · B C8
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Harmonies
Similar named colours
Also reads as
B451C8 (chemical formula)
- Formula
- 4,971.398 g/mol
- 459 atoms
B451C8 has a molar mass of 4,971.398 g/mol, made up of 459 atoms across 2 elements: 451 × B, 8 × C.
Molar mass
Molar mass4,971.398 g/mol
Total atoms per molecule459
Distinct elements2
Mass of one molecule8.2552006 × 10^-21 g
Molecules per gram1.2113576 × 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
B98.1%
C1.9%
Boron (B × 451)4,875.31 g/mol, 98.067%
Carbon (C × 8)96.088 g/mol, 1.933%
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