Colour

#FF1110

#FF1110
Red
Dark
Nearest: Red

#FF1110 is a red with RGB values 255, 17, 16 and HSL 0°, 100%, 53%. 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

#FF1110#FF1110

HEX#FF1110

RGBrgb(255, 17, 16)

RGB (0–1)1, 0.0667, 0.0627

RGB percentages100%, 6.7%, 6.3%

HSLhsl(0.3, 100%, 53.1%)

HSV / HSBhsv(0.3, 93.7%, 100%)

CMYK0%, 93.3%, 93.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,716,048

CSS custom property--colour: #FF1110;

Brightness & contrast

Relative luminance0.21698WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.34:1

Contrast with white3.93:1WCAG normal text: Fail

Contrast with black5.34:1WCAG normal text: AA

Greyscale equivalent#444444

Inverted#00EEEF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6E6104no red cones; affects about 1% of men; ΔE 85.6 from the original

Deuteranopia#A49100no green cones; the most common form, about 1% of men; ΔE 84.6 from the original

Tritanopia#FF001Ano blue cones; rare, and affects men and women equally; ΔE 4 from the original

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

Contrast with white, large text3.93:1WCAG large text: AA

Contrast with black, large text5.34:1WCAG large text: AAA

Named colours

Red · ΔE 4 Orange red · ΔE 13.1 Tomato · ΔE 28.4 Crimson · ΔE 31.6 Firebrick · ΔE 37.5 Coral · ΔE 39.6

Nearest named CSS colourRed (#FF0000)ΔE 3.99, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#10FEFF

Analogous#FF1087, #FF8810

Triadic#10FF11, #1110FF

Split complementary#10FF89, #1086FF

Tetradic#87FF10, #10FEFF, #8910FF

Tints, shades & saturation

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

Lighter +40%#FFDCDC

Lighter +30%#FFA9A9

Lighter +20%#FF7776

Lighter +10%#FF4443

Darker −10%#DC0100

Darker −20%#A90100

Darker −30%#760000

Darker −40%#430000

More saturated +25%#FF1110

Less saturated −25%#E12F2E

Channel breakdown

R255

G17

B16

Red255 (100%)

Green17 (6.7%)

Blue16 (6.3%)

Hue0.25°

Saturation (HSL)100%

Lightness53.14%

Dominant channelRed

Hex per channelR FF · G 11 · B 10

Keep nerding

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#FF1110

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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