Recognised as Colour

#FF1987

#FF1987
Red
Dark
Nearest: Deep pink

#FF1987 is a red with RGB values 255, 25, 135 and HSL 331°, 100%, 55%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#FF1987#FF1987

HEX#FF1987

RGBrgb(255, 25, 135)

RGB (0–1)1, 0.098, 0.5294

RGB percentages100%, 9.8%, 52.9%

HSLhsl(331.3, 100%, 54.9%)

HSV / HSBhsv(331.3, 90.2%, 100%)

CMYK0%, 90.2%, 47.1%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,718,215

CSS custom property--colour: #FF1987;

Brightness & contrast

Relative luminance0.23705WCAG 2.x, 0 is black and 1 is white

Perceived brightness147.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.74:1

Contrast with white3.66:1WCAG normal text: Fail

Contrast with black5.74:1WCAG normal text: AA

Greyscale equivalent#525252

Inverted#00E678

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5E6B89no red cones; affects about 1% of men; ΔE 83.4 from the original

Deuteranopia#999482no green cones; the most common form, about 1% of men; ΔE 85 from the original

Tritanopia#FF0052no blue cones; rare, and affects men and women equally; ΔE 29.3 from the original

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

Contrast with white, large text3.66:1WCAG large text: AA

Contrast with black, large text5.74:1WCAG large text: AAA

Named colours

Deep pink · ΔE 7.1 Medium violet red · ΔE 23.1 Hot pink · ΔE 24.2 Crimson · ΔE 35.7 Pale violetred · ΔE 37.8 Indian red · ΔE 43.6

Nearest named CSS colourDeep pink (#FF1493)ΔE 7.07, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#19FF91

Analogous#FF19FA, #FF1E19

Triadic#87FF19, #1987FF

Split complementary#19FF1E, #19FAFF

Tetradic#FAFF19, #19FF91, #1E19FF

Tints, shades & saturation

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

Lighter +40%#FFE5F1

Lighter +30%#FFB2D7

Lighter +20%#FF7FBC

Lighter +10%#FF4CA2

Darker −10%#E5006E

Darker −20%#B20055

Darker −30%#7F003D

Darker −40%#4C0024

More saturated +25%#FF1987

Less saturated −25%#E23688

Channel breakdown

R255

G25

B135

Red255 (100%)

Green25 (9.8%)

Blue135 (52.9%)

Hue331.3°

Saturation (HSL)100%

Lightness54.9%

Dominant channelRed

Hex per channelR FF · G 19 · B 87

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF1987 (chemical formula)

Formula
37,768.024 g/mol
1988 atoms

FF1987 has a molar mass of 37,768.024 g/mol, made up of 1988 atoms across 1 element: 1988 × F.

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Molar mass

Molar mass37,768.024 g/mol

Total atoms per molecule1988

Distinct elements1

Mass of one molecule6.2715279 × 10^-20 g

Molecules per gram1.5945078 × 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

F100%

Fluorine (F × 1988)37,768.024 g/mol, 100%

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Elements in this formula

Fluorine

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