Recognised as Colour
#C74F36
- #C74F36
- Red
- Dark
- Nearest: Firebrick
#C74F36 is a red with RGB values 199, 79, 54 and HSL 10°, 57%, 50%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#C74F36#C74F36
HEX#C74F36
RGBrgb(199, 79, 54)
RGB (0–1)0.7804, 0.3098, 0.2118
RGB percentages78%, 31%, 21.2%
HSLhsl(10.3, 57.3%, 49.6%)
HSV / HSBhsv(10.3, 72.9%, 78%)
CMYK0%, 60.3%, 72.9%, 22%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,061,942
CSS custom property--colour: #C74F36;
Brightness & contrast
Relative luminance0.18WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.6:1
Contrast with white4.57:1WCAG normal text: AA
Contrast with black4.6:1WCAG normal text: AA
Greyscale equivalent#676767
Inverted#38B0C9
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.57:1WCAG large text: AAA
Contrast with black, large text4.6:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#36AEC7
Analogous#C73665, #C79836
Triadic#36C74F, #4F36C7
Split complementary#36C797, #3666C7
Tetradic#65C736, #36AEC7, #9836C7
Tints, shades & saturation
Channel breakdown
R199
G79
B54
Red199 (78%)
Green79 (31%)
Blue54 (21.2%)
Hue10.34°
Saturation (HSL)57.31%
Lightness49.61%
Dominant channelRed
Hex per channelR C7 · G 4F · B 36
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Also reads as
C74F36 (chemical formula)
- Formula
- 1,572.742 g/mol
- 110 atoms
C74F36 has a molar mass of 1,572.742 g/mol, made up of 110 atoms across 2 elements: 74 × C, 36 × F.
Molar mass
Molar mass1,572.742 g/mol
Total atoms per molecule110
Distinct elements2
Mass of one molecule2.6115995 × 10^-21 g
Molecules per gram3.829071 × 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
C56.5%
F43.5%
Carbon (C × 74)888.814 g/mol, 56.514%
Fluorine (F × 36)683.928 g/mol, 43.486%
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