Colour

#FF1957

#FF1957
Red
Dark
Nearest: Crimson

#FF1957 is a red with RGB values 255, 25, 87 and HSL 344°, 100%, 55%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF1957#FF1957

HEX#FF1957

RGBrgb(255, 25, 87)

RGB (0–1)1, 0.098, 0.3412

RGB percentages100%, 9.8%, 34.1%

HSLhsl(343.8, 100%, 54.9%)

HSV / HSBhsv(343.8, 90.2%, 100%)

CMYK0%, 90.2%, 65.9%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,718,167

CSS custom property--colour: #FF1957;

Brightness & contrast

Relative luminance0.22643WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.53:1

Contrast with white3.8:1WCAG normal text: Fail

Contrast with black5.53:1WCAG normal text: AA

Greyscale equivalent#4E4E4E

Inverted#00E6A8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A6657no red cones; affects about 1% of men; ΔE 84.3 from the original

Deuteranopia#A09350no green cones; the most common form, about 1% of men; ΔE 85.1 from the original

Tritanopia#FF0039no blue cones; rare, and affects men and women equally; ΔE 16.2 from the original

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

Contrast with white, large text3.8:1WCAG large text: AA

Contrast with black, large text5.53:1WCAG large text: AAA

Named colours

Crimson · ΔE 12.9 Tomato · ΔE 29.5 Firebrick · ΔE 30.1 Deep pink · ΔE 34.5 Brown · ΔE 34.9 Indian red · ΔE 35.7

Nearest named CSS colourCrimson (#DC143C)ΔE 12.93, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#19FFC1

Analogous#FF19CA, #FF4E19

Triadic#57FF19, #1957FF

Split complementary#19FF4E, #19CAFF

Tetradic#CAFF19, #19FFC1, #4E19FF

Tints, shades & saturation

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

Lighter +40%#FFE5EC

Lighter +30%#FFB2C7

Lighter +20%#FF7FA2

Lighter +10%#FF4C7C

Darker −10%#E5003E

Darker −20%#B20030

Darker −30%#7F0022

Darker −40%#4C0014

More saturated +25%#FF1957

Less saturated −25%#E23664

Channel breakdown

R255

G25

B87

Red255 (100%)

Green25 (9.8%)

Blue87 (34.1%)

Hue343.83°

Saturation (HSL)100%

Lightness54.9%

Dominant channelRed

Hex per channelR FF · G 19 · B 57

Keep nerding

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

#FF1957

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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