Recognised as Colour

#F75C75

#F75C75
Red
Dark
Nearest: Indian red

#F75C75 is a red with RGB values 247, 92, 117 and HSL 350°, 91%, 66%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#F75C75#F75C75

HEX#F75C75

RGBrgb(247, 92, 117)

RGB (0–1)0.9686, 0.3608, 0.4588

RGB percentages96.9%, 36.1%, 45.9%

HSLhsl(350.3, 90.6%, 66.5%)

HSV / HSBhsv(350.3, 62.8%, 96.9%)

CMYK0%, 62.8%, 52.6%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,211,061

CSS custom property--colour: #F75C75;

Brightness & contrast

Relative luminance0.28713WCAG 2.x, 0 is black and 1 is white

Perceived brightness157.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.74:1

Contrast with white3.11:1WCAG normal text: Fail

Contrast with black6.74:1WCAG normal text: AA

Greyscale equivalent#7F7F7F

Inverted#08A38A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#817E75no red cones; affects about 1% of men; ΔE 63.4 from the original

Deuteranopia#A89E71no green cones; the most common form, about 1% of men; ΔE 64.8 from the original

Tritanopia#FF4166no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text3.11:1WCAG large text: AA

Contrast with black, large text6.74:1WCAG large text: AAA

Named colours

Indian red · ΔE 18.1 Light coral · ΔE 19 Salmon · ΔE 20.2 Crimson · ΔE 22.7 Pale violetred · ΔE 23.6 Tomato · ΔE 28.3

Nearest named CSS colourIndian red (#CD5C5C)ΔE 18.05, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#5CF7DE

Analogous#F75CC3, #F7905C

Triadic#75F75C, #5C75F7

Split complementary#5CF790, #5CC3F7

Tetradic#C3F75C, #5CF7DE, #905CF7

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#FEEEF0

Lighter +20%#FCBDC7

Lighter +10%#F98D9E

Darker −10%#F52B4C

Darker −20%#E20B2E

Darker −30%#B10924

Darker −40%#81061A

More saturated +25%#FF5470

Less saturated −25%#E27183

Channel breakdown

R247

G92

B117

Red247 (96.9%)

Green92 (36.1%)

Blue117 (45.9%)

Hue350.32°

Saturation (HSL)90.64%

Lightness66.47%

Dominant channelRed

Hex per channelR F7 · G 5C · B 75

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

F75C75 (chemical formula)

Formula
2,325.675 g/mol
150 atoms

F75C75 has a molar mass of 2,325.675 g/mol, made up of 150 atoms across 2 elements: 75 × F, 75 × C.

Open this reading on its own page →

Molar mass

Molar mass2,325.675 g/mol

Total atoms per molecule150

Distinct elements2

Mass of one molecule3.8618742 × 10^-21 g

Molecules per gram2.5894163 × 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

F61.3%

C38.7%

Fluorine (F × 75)1,424.85 g/mol, 61.266%

Carbon (C × 75)900.825 g/mol, 38.734%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page