Recognised as Colour

#FD1524

#FD1524
Red
Dark
Nearest: Red

#FD1524 is a red with RGB values 253, 21, 36 and HSL 356°, 98%, 54%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FD1524#FD1524

HEX#FD1524

RGBrgb(253, 21, 36)

RGB (0–1)0.9922, 0.0824, 0.1412

RGB percentages99.2%, 8.2%, 14.1%

HSLhsl(356.1, 98.3%, 53.7%)

HSV / HSBhsv(356.1, 91.7%, 99.2%)

CMYK0%, 91.7%, 85.8%, 0.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,586,020

CSS custom property--colour: #FD1524;

Brightness & contrast

Relative luminance0.21546WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.31:1

Contrast with white3.96:1WCAG normal text: Fail

Contrast with black5.31:1WCAG normal text: AA

Greyscale equivalent#474747

Inverted#02EADB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6D6120no red cones; affects about 1% of men; ΔE 84.7 from the original

Deuteranopia#A29011no green cones; the most common form, about 1% of men; ΔE 84.3 from the original

Tritanopia#FF0021no blue cones; rare, and affects men and women equally; ΔE 2.5 from the original

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

Contrast with white, large text3.96:1WCAG large text: AA

Contrast with black, large text5.31:1WCAG large text: AAA

Named colours

Red · ΔE 12 Orange red · ΔE 17.7 Crimson · ΔE 23.9 Tomato · ΔE 23.9 Firebrick · ΔE 32 Coral · ΔE 36.6

Nearest named CSS colourRed (#FF0000)ΔE 12, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#15FDEE

Analogous#FD1598, #FD7A15

Triadic#24FD15, #1524FD

Split complementary#15FD7A, #1598FD

Tetradic#98FD15, #15FDEE, #7A15FD

Tints, shades & saturation

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

Lighter +40%#FFDFE1

Lighter +30%#FEADB2

Lighter +20%#FE7A83

Lighter +10%#FD4853

Darker −10%#DD0210

Darker −20%#AB010C

Darker −30%#780109

Darker −40%#450105

More saturated +25%#FF1322

Less saturated −25%#E0333E

Channel breakdown

R253

G21

B36

Red253 (99.2%)

Green21 (8.2%)

Blue36 (14.1%)

Hue356.12°

Saturation (HSL)98.31%

Lightness53.73%

Dominant channelRed

Hex per channelR FD · G 15 · B 24

Keep nerding

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

#FD1524

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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