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Recognised as Colour

#5B3040

  • #5B3040
  • Red
  • Dark
  • Nearest: Dim grey

#5B3040 is a red with RGB values 91, 48, 64 and HSL 338°, 31%, 27%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#5B3040#5B3040
HEX#5B3040
RGBrgb(91, 48, 64)
RGB (0–1)0.3569, 0.1882, 0.251
RGB percentages35.7%, 18.8%, 25.1%
HSLhsl(337.7, 30.9%, 27.3%)
HSV / HSBhsv(337.7, 47.3%, 35.7%)
CMYK0%, 47.3%, 29.7%, 64.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,976,128
CSS custom property--colour: #5B3040;

Brightness & contrast

Relative luminance0.04708WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.82:1
Contrast with white10.82:1WCAG normal text: AAA
Contrast with black1.94:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#A4CFBF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#363941no red cones; affects about 1% of men; ΔE 21.5 from the original
Deuteranopia#41403Fno green cones; the most common form, about 1% of men; ΔE 21.7 from the original
Tritanopia#612E36no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.82:1WCAG large text: AAA
Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Dim grey · ΔE 28.6Black · ΔE 33.9Dark slate grey · ΔE 34Gray · ΔE 35.3Slate grey · ΔE 37.2Rosy brown · ΔE 38.8
Nearest named CSS colourDim grey (#696969)ΔE 28.61, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#305B4B
Analogous#5B3055, #5B3630
Triadic#405B30, #30405B
Split complementary#305B36, #30555B
Tetradic#565B30, #305B4B, #36305B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C592A5
Lighter +30%#B47089
Lighter +20%#9E536F
Lighter +10%#7C4257
Darker −10%#3A1E29
Darker −20%#180D11
Darker −30%#000000
Darker −40%#000000
More saturated +25%#6C1F3C
Less saturated −25%#4A4144

Channel breakdown

R91
G48
B64
Red91 (35.7%)
Green48 (18.8%)
Blue64 (25.1%)
Hue337.67°
Saturation (HSL)30.94%
Lightness27.25%
Dominant channelRed
Hex per channelR 5B · G 30 · B 40

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Every value on this page was computed from “5b3040” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.