Recognised as Colour

#66132E

#66132E
Red
Dark
Nearest: Brown

#66132E is a red with RGB values 102, 19, 46 and HSL 340°, 69%, 24%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#66132E#66132E

HEX#66132E

RGBrgb(102, 19, 46)

RGB (0–1)0.4, 0.0745, 0.1804

RGB percentages40%, 7.5%, 18%

HSLhsl(340.5, 68.6%, 23.7%)

HSV / HSBhsv(340.5, 81.4%, 40%)

CMYK0%, 81.4%, 54.9%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,689,582

CSS custom property--colour: #66132E;

Brightness & contrast

Relative luminance0.03488WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.37:1

Contrast with white12.37:1WCAG normal text: AAA

Contrast with black1.7:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#99ECD1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#282A2Fno red cones; affects about 1% of men; ΔE 38.9 from the original

Deuteranopia#3E3A2Cno green cones; the most common form, about 1% of men; ΔE 39.2 from the original

Tritanopia#70001Fno blue cones; rare, and affects men and women equally; ΔE 13 from the original

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

Contrast with white, large text12.37:1WCAG large text: AAA

Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Brown · ΔE 31.8 Maroon · ΔE 34.4 Indian red · ΔE 36.3 Sienna · ΔE 38.3 Dark red · ΔE 38.7 Pale violetred · ΔE 39.7

Nearest named CSS colourBrown (#A52A2A)ΔE 31.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#13664B

Analogous#661358, #662113

Triadic#2E6613, #132E66

Split complementary#136622, #135866

Tetradic#586613, #13664B, #211366

Tints, shades & saturation

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

Lighter +40%#E2638C

Lighter +30%#DA386D

Lighter +20%#BC2355

Lighter +10%#911B41

Darker −10%#3B0B1B

Darker −20%#100307

Darker −30%#000000

Darker −40%#000000

More saturated +25%#750429

Less saturated −25%#572233

Channel breakdown

R102

G19

B46

Red102 (40%)

Green19 (7.5%)

Blue46 (18%)

Hue340.48°

Saturation (HSL)68.6%

Lightness23.73%

Dominant channelRed

Hex per channelR 66 · G 13 · B 2E

Keep nerding

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#66132E

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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