Recognised as Colour
#C75439
- #C75439
- Red
- Dark
- Nearest: Brown
#C75439 is a red with RGB values 199, 84, 57 and HSL 11°, 56%, 50%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Brown.
Colour values
#C75439#C75439
HEX#C75439
RGBrgb(199, 84, 57)
RGB (0–1)0.7804, 0.3294, 0.2235
RGB percentages78%, 32.9%, 22.4%
HSLhsl(11.4, 55.9%, 50.2%)
HSV / HSBhsv(11.4, 71.4%, 78%)
CMYK0%, 57.8%, 71.4%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,063,225
CSS custom property--colour: #C75439;
Brightness & contrast
Relative luminance0.18778WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.76:1
Contrast with white4.42:1WCAG normal text: Fail
Contrast with black4.76:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#38ABC6
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.42:1WCAG large text: AA
Contrast with black, large text4.76:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#39ACC7
Analogous#C73965, #C79B39
Triadic#39C754, #5439C7
Split complementary#39C79B, #3965C7
Tetradic#65C739, #39ACC7, #9B39C7
Tints, shades & saturation
Channel breakdown
R199
G84
B57
Red199 (78%)
Green84 (32.9%)
Blue57 (22.4%)
Hue11.41°
Saturation (HSL)55.91%
Lightness50.2%
Dominant channelRed
Hex per channelR C7 · G 54 · B 39
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Also reads as
C75439 (chemical formula)
- Formula
- 906,097.829 g/mol
- 75439 atoms
C75439 has a molar mass of 906,097.829 g/mol, made up of 75439 atoms across 1 element: 75439 × C.
Molar mass
Molar mass906,097.829 g/mol
Total atoms per molecule75439
Distinct elements1
Mass of one molecule1.5046108 × 10^-18 g
Molecules per gram6.6462368 × 10^17
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
C100%
Carbon (C × 75439)906,097.829 g/mol, 100%
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