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Recognised as Colour

#491B26

  • #491B26
  • Red
  • Dark
  • Nearest: Black

#491B26 is a red with RGB values 73, 27, 38 and HSL 346°, 46%, 20%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#491B26#491B26
HEX#491B26
RGBrgb(73, 27, 38)
RGB (0–1)0.2863, 0.1059, 0.149
RGB percentages28.6%, 10.6%, 14.9%
HSLhsl(345.7, 46%, 19.6%)
HSV / HSBhsv(345.7, 63%, 28.6%)
CMYK0%, 63%, 47.9%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,791,078
CSS custom property--colour: #491B26;

Brightness & contrast

Relative luminance0.0234WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.3:1
Contrast with white14.3:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#B6E4D9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#242526no red cones; affects about 1% of men; ΔE 23.9 from the original
Deuteranopia#302E25no green cones; the most common form, about 1% of men; ΔE 24.4 from the original
Tritanopia#50161Fno blue cones; rare, and affects men and women equally; ΔE 7.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.3:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Black · ΔE 29.1Dim grey · ΔE 35.9Dark slate grey · ΔE 38.3Sienna · ΔE 42.1Saddle brown · ΔE 42.7Brown · ΔE 43
Nearest named CSS colourBlack (#000000)ΔE 29.05, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B493E
Analogous#491B3D, #49271B
Triadic#26491B, #1B2649
Split complementary#1B4927, #1B3D49
Tetradic#3D491B, #1B493E, #271B49

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7697F
Lighter +30%#B94460
Lighter +20%#93374D
Lighter +10%#6E2939
Darker −10%#240D13
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#560F1F
Less saturated −25%#3D282D

Channel breakdown

R73
G27
B38
Red73 (28.6%)
Green27 (10.6%)
Blue38 (14.9%)
Hue345.65°
Saturation (HSL)46%
Lightness19.61%
Dominant channelRed
Hex per channelR 49 · G 1B · B 26

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Every value on this page was computed from “491b26” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.