Recognised as Colour
#B30026
- #B30026
- Red
- Dark
- Nearest: Firebrick
#B30026 is a red with RGB values 179, 0, 38 and HSL 347°, 100%, 35%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Firebrick.
Colour values
#B30026#B30026
HEX#B30026
RGBrgb(179, 0, 38)
RGB (0–1)0.702, 0, 0.149
RGB percentages70.2%, 0%, 14.9%
HSLhsl(347.3, 100%, 35.1%)
HSV / HSBhsv(347.3, 100%, 70.2%)
CMYK0%, 100%, 78.8%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,730,982
CSS custom property--colour: #B30026;
Brightness & contrast
Relative luminance0.09724WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.13:1
Contrast with white7.13:1WCAG normal text: AAA
Contrast with black2.94:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#4CFFD9
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.13:1WCAG large text: AAA
Contrast with black, large text2.94:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#00B38D
Analogous#B3007F, #B33300
Triadic#26B300, #0026B3
Split complementary#00B333, #007FB3
Tetradic#80B300, #00B38D, #3400B3
Tints, shades & saturation
Channel breakdown
R179
G0
B38
Red179 (70.2%)
Green0 (0%)
Blue38 (14.9%)
Hue347.26°
Saturation (HSL)100%
Lightness35.1%
Dominant channelRed
Hex per channelR B3 · G 00 · B 26
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Also reads as
B30026 (chemical formula)
- Formula
- 324,581.06 g/mol
- 30026 atoms
B30026 has a molar mass of 324,581.06 g/mol, made up of 30026 atoms across 1 element: 30026 × B.
Molar mass
Molar mass324,581.06 g/mol
Total atoms per molecule30026
Distinct elements1
Mass of one molecule5.3897953 × 10^-19 g
Molecules per gram1.855358 × 10^18
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
B100%
Boron (B × 30026)324,581.06 g/mol, 100%
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