Recognised as Colour
#CC555F
- #CC555F
- Red
- Dark
- Nearest: Indian red
#CC555F is a red with RGB values 204, 85, 95 and HSL 355°, 54%, 57%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Indian red.
Colour values
#CC555F#CC555F
HEX#CC555F
RGBrgb(204, 85, 95)
RGB (0–1)0.8, 0.3333, 0.3725
RGB percentages80%, 33.3%, 37.3%
HSLhsl(355, 53.8%, 56.7%)
HSV / HSBhsv(355, 58.3%, 80%)
CMYK0%, 58.3%, 53.4%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,391,199
CSS custom property--colour: #CC555F;
Brightness & contrast
Relative luminance0.20161WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.03:1
Contrast with white4.17:1WCAG normal text: Fail
Contrast with black5.03:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#33AAA0
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.17:1WCAG large text: AA
Contrast with black, large text5.03:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#55CCC2
Analogous#CC559B, #CC8655
Triadic#5FCC55, #555FCC
Split complementary#55CC86, #559BCC
Tetradic#9BCC55, #55CCC2, #8655CC
Tints, shades & saturation
Channel breakdown
R204
G85
B95
Red204 (80%)
Green85 (33.3%)
Blue95 (37.3%)
Hue354.96°
Saturation (HSL)53.85%
Lightness56.67%
Dominant channelRed
Hex per channelR CC · G 55 · B 5F
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Harmonies
Similar named colours
Also reads as
CC555F (chemical formula)
- Formula
- 6,697.114 g/mol
- 557 atoms
CC555F has a molar mass of 6,697.114 g/mol, made up of 557 atoms across 2 elements: 556 × C, 1 × F.
Molar mass
Molar mass6,697.114 g/mol
Total atoms per molecule557
Distinct elements2
Mass of one molecule1.1120819 × 10^-20 g
Molecules per gram8.9921431 × 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
C99.7%
F0.3%
Carbon (C × 556)6,678.116 g/mol, 99.716%
Fluorine (F)18.998 g/mol, 0.284%
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