Colour

#FF161B

#FF161B
Red
Dark
Nearest: Red

#FF161B is a red with RGB values 255, 22, 27 and HSL 359°, 100%, 54%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FF161B#FF161B

HEX#FF161B

RGBrgb(255, 22, 27)

RGB (0–1)1, 0.0863, 0.1059

RGB percentages100%, 8.6%, 10.6%

HSLhsl(358.7, 100%, 54.3%)

HSV / HSBhsv(358.7, 91.4%, 100%)

CMYK0%, 91.4%, 89.4%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,717,339

CSS custom property--colour: #FF161B;

Brightness & contrast

Relative luminance0.21913WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.38:1

Contrast with white3.9:1WCAG normal text: Fail

Contrast with black5.38:1WCAG normal text: AA

Greyscale equivalent#484848

Inverted#00E9E4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6F6215no red cones; affects about 1% of men; ΔE 84.9 from the original

Deuteranopia#A49200no green cones; the most common form, about 1% of men; ΔE 84.9 from the original

Tritanopia#FF001Fno blue cones; rare, and affects men and women equally; ΔE 2.9 from the original

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

Contrast with white, large text3.9:1WCAG large text: AA

Contrast with black, large text5.38:1WCAG large text: AAA

Named colours

Red · ΔE 7.7 Orange red · ΔE 14.6 Tomato · ΔE 25.9 Crimson · ΔE 28.1 Firebrick · ΔE 34.9 Coral · ΔE 37.8

Nearest named CSS colourRed (#FF0000)ΔE 7.68, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#16FFFA

Analogous#FF1690, #FF8516

Triadic#1BFF16, #161BFF

Split complementary#16FF85, #1690FF

Tetradic#90FF16, #16FFFA, #8516FF

Tints, shades & saturation

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

Lighter +40%#FFE2E3

Lighter +30%#FFAFB1

Lighter +20%#FF7C7F

Lighter +10%#FF494D

Darker −10%#E20005

Darker −20%#AF0004

Darker −30%#7C0003

Darker −40%#490002

More saturated +25%#FF161B

Less saturated −25%#E23337

Channel breakdown

R255

G22

B27

Red255 (100%)

Green22 (8.6%)

Blue27 (10.6%)

Hue358.71°

Saturation (HSL)100%

Lightness54.31%

Dominant channelRed

Hex per channelR FF · G 16 · B 1B

Keep nerding

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#FF161B

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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