Recognised as Colour

#FF5975

#FF5975
Red
Dark
Nearest: Crimson

#FF5975 is a red with RGB values 255, 89, 117 and HSL 350°, 100%, 67%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF5975#FF5975

HEX#FF5975

RGBrgb(255, 89, 117)

RGB (0–1)1, 0.349, 0.4588

RGB percentages100%, 34.9%, 45.9%

HSLhsl(349.9, 100%, 67.5%)

HSV / HSBhsv(349.9, 65.1%, 100%)

CMYK0%, 65.1%, 54.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,734,581

CSS custom property--colour: #FF5975;

Brightness & contrast

Relative luminance0.29689WCAG 2.x, 0 is black and 1 is white

Perceived brightness160.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.94:1

Contrast with white3.03:1WCAG normal text: Fail

Contrast with black6.94:1WCAG normal text: AA

Greyscale equivalent#7E7E7E

Inverted#00A68A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#817F75no red cones; affects about 1% of men; ΔE 67.8 from the original

Deuteranopia#ACA171no green cones; the most common form, about 1% of men; ΔE 68.6 from the original

Tritanopia#FF3964no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original

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

Contrast with white, large text3.03:1WCAG large text: AA

Contrast with black, large text6.94:1WCAG large text: AAA

Named colours

Crimson · ΔE 20.9 Indian red · ΔE 21.5 Light coral · ΔE 22.4 Salmon · ΔE 22.4 Pale violetred · ΔE 27.2 Tomato · ΔE 27.6

Nearest named CSS colourCrimson (#DC143C)ΔE 20.94, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#59FFE3

Analogous#FF59C8, #FF9059

Triadic#75FF59, #5975FF

Split complementary#59FF90, #59C8FF

Tetradic#C8FF59, #59FFE3, #9059FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFF2F4

Lighter +20%#FFBFCA

Lighter +10%#FF8C9F

Darker −10%#FF264B

Darker −20%#F20029

Darker −30%#BF0020

Darker −40%#8C0018

More saturated +25%#FF5975

Less saturated −25%#EA6E83

Channel breakdown

R255

G89

B117

Red255 (100%)

Green89 (34.9%)

Blue117 (45.9%)

Hue349.88°

Saturation (HSL)100%

Lightness67.45%

Dominant channelRed

Hex per channelR FF · G 59 · B 75

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF5975 (chemical formula)

Formula
113,532.048 g/mol
5976 atoms

FF5975 has a molar mass of 113,532.048 g/mol, made up of 5976 atoms across 1 element: 5976 × F.

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Molar mass

Molar mass113,532.048 g/mol

Total atoms per molecule5976

Distinct elements1

Mass of one molecule1.885244 × 10^-19 g

Molecules per gram5.3043531 × 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

F100%

Fluorine (F × 5976)113,532.048 g/mol, 100%

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Elements in this formula

Fluorine

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