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Recognised as Colour

#904D44

  • #904D44
  • Red
  • Dark
  • Nearest: Sienna

#904D44 is a red with RGB values 144, 77, 68 and HSL 7°, 36%, 42%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#904D44#904D44
HEX#904D44
RGBrgb(144, 77, 68)
RGB (0–1)0.5647, 0.302, 0.2667
RGB percentages56.5%, 30.2%, 26.7%
HSLhsl(7.1, 35.8%, 41.6%)
HSV / HSBhsv(7.1, 52.8%, 56.5%)
CMYK0%, 46.5%, 52.8%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,456,964
CSS custom property--colour: #904D44;

Brightness & contrast

Relative luminance0.11654WCAG 2.x, 0 is black and 1 is white
Perceived brightness101 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.3:1
Contrast with white6.3:1WCAG normal text: AA
Contrast with black3.33:1WCAG normal text: Fail
Greyscale equivalent#5B5B5B
Inverted#6FB2BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D5743no red cones; affects about 1% of men; ΔE 29.1 from the original
Deuteranopia#6D6543no green cones; the most common form, about 1% of men; ΔE 29.7 from the original
Tritanopia#9C434Bno blue cones; rare, and affects men and women equally; ΔE 11.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.3:1WCAG large text: AAA
Contrast with black, large text3.33:1WCAG large text: AA

Named colours

Sienna · ΔE 18.1Indian red · ΔE 22.2Saddle brown · ΔE 23.3Brown · ΔE 26Rosy brown · ΔE 27.5Light coral · ΔE 30
Nearest named CSS colourSienna (#A0522D)ΔE 18.15, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#448790
Analogous#904461, #907344
Triadic#44904D, #4D4490
Split complementary#449073, #446190
Tetradic#619044, #448790, #734490

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E1C3BF
Lighter +30%#D0A39D
Lighter +20%#C0827A
Lighter +10%#B06257
Darker −10%#6D3A34
Darker −20%#4B2823
Darker −30%#281513
Darker −40%#050303
More saturated +25%#AB3929
Less saturated −25%#76615E

Channel breakdown

R144
G77
B68
Red144 (56.5%)
Green77 (30.2%)
Blue68 (26.7%)
Hue7.11°
Saturation (HSL)35.85%
Lightness41.57%
Dominant channelRed
Hex per channelR 90 · G 4D · B 44

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Every value on this page was computed from “904d44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.