Nerdulator> put something in

Recognised as Colour

#66483F

  • #66483F
  • Red
  • Dark
  • Nearest: Dim grey

#66483F is a red with RGB values 102, 72, 63 and HSL 14°, 24%, 32%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#66483F#66483F
HEX#66483F
RGBrgb(102, 72, 63)
RGB (0–1)0.4, 0.2824, 0.2471
RGB percentages40%, 28.2%, 24.7%
HSLhsl(13.8, 23.6%, 32.4%)
HSV / HSBhsv(13.8, 38.2%, 40%)
CMYK0%, 29.4%, 38.2%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,703,167
CSS custom property--colour: #66483F;

Brightness & contrast

Relative luminance0.07818WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.19:1
Contrast with white8.19:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#99B7C0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F4B3Eno red cones; affects about 1% of men; ΔE 12.6 from the original
Deuteranopia#56513Fno green cones; the most common form, about 1% of men; ΔE 12.8 from the original
Tritanopia#6D4446no blue cones; rare, and affects men and women equally; ΔE 7.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.19:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Dim grey · ΔE 18.9Gray · ΔE 25.3Dark slate grey · ΔE 27.3Rosy brown · ΔE 30.8Slate grey · ΔE 31.6Sienna · ΔE 32.5
Nearest named CSS colourDim grey (#696969)ΔE 18.93, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3F5D66
Analogous#663F4A, #665B3F
Triadic#3F6648, #483F66
Split complementary#3F665B, #3F4A66
Tetradic#4A663F, #3F5D66, #5B3F66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9B0A8
Lighter +30%#B69388
Lighter +20%#A27669
Lighter +10%#865E52
Darker −10%#46322C
Darker −20%#271B18
Darker −30%#070505
Darker −40%#000000
More saturated +25%#7B3D2A
Less saturated −25%#525252

Channel breakdown

R102
G72
B63
Red102 (40%)
Green72 (28.2%)
Blue63 (24.7%)
Hue13.85°
Saturation (HSL)23.64%
Lightness32.35%
Dominant channelRed
Hex per channelR 66 · G 48 · B 3F

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “66483f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.