Colour

#781B40

#781B40
Red
Dark
Nearest: Brown

#781B40 is a red with RGB values 120, 27, 64 and HSL 336°, 63%, 29%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#781B40#781B40

HEX#781B40

RGBrgb(120, 27, 64)

RGB (0–1)0.4706, 0.1059, 0.251

RGB percentages47.1%, 10.6%, 25.1%

HSLhsl(336.1, 63.3%, 28.8%)

HSV / HSBhsv(336.1, 77.5%, 47.1%)

CMYK0%, 77.5%, 46.7%, 52.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,871,296

CSS custom property--colour: #781B40;

Brightness & contrast

Relative luminance0.05147WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.35:1

Contrast with white10.35:1WCAG normal text: AAA

Contrast with black2.03:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#87E4BF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#303541no red cones; affects about 1% of men; ΔE 42.7 from the original

Deuteranopia#49473Eno green cones; the most common form, about 1% of men; ΔE 43.8 from the original

Tritanopia#830A2Bno blue cones; rare, and affects men and women equally; ΔE 16 from the original

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

Contrast with white, large text10.35:1WCAG large text: AAA

Contrast with black, large text2.03:1WCAG large text: Fail

Named colours

Brown · ΔE 32.1 Pale violetred · ΔE 33.6 Indian red · ΔE 33.7 Medium violet red · ΔE 37.3 Maroon · ΔE 37.4 Sienna · ΔE 40.5

Nearest named CSS colourBrown (#A52A2A)ΔE 32.07, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1B7853

Analogous#781B6E, #78241B

Triadic#40781B, #1B4078

Split complementary#1B7824, #1B6F78

Tetradic#6F781B, #1B7853, #251B78

Tints, shades & saturation

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

Lighter +40%#E27DA5

Lighter +30%#D85488

Lighter +20%#CB2E6C

Lighter +10%#A22456

Darker −10%#4E122A

Darker −20%#250814

Darker −30%#000000

Darker −40%#000000

More saturated +25%#8A093C

Less saturated −25%#662D44

Channel breakdown

R120

G27

B64

Red120 (47.1%)

Green27 (10.6%)

Blue64 (25.1%)

Hue336.13°

Saturation (HSL)63.27%

Lightness28.82%

Dominant channelRed

Hex per channelR 78 · G 1B · B 40

Keep nerding

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

#781B40

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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