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Recognised as Colour

#642A44

  • #642A44
  • Red
  • Dark
  • Nearest: Dim grey

#642A44 is a red with RGB values 100, 42, 68 and HSL 333°, 41%, 28%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dim grey.

Colour values

#642A44#642A44
HEX#642A44
RGBrgb(100, 42, 68)
RGB (0–1)0.3922, 0.1647, 0.2667
RGB percentages39.2%, 16.5%, 26.7%
HSLhsl(333.1, 40.8%, 27.8%)
HSV / HSBhsv(333.1, 58%, 39.2%)
CMYK0%, 58%, 32%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,564,420
CSS custom property--colour: #642A44;

Brightness & contrast

Relative luminance0.04783WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.73:1
Contrast with white10.73:1WCAG normal text: AAA
Contrast with black1.96:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#9BD5BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#323745no red cones; affects about 1% of men; ΔE 28.5 from the original
Deuteranopia#414243no green cones; the most common form, about 1% of men; ΔE 29.7 from the original
Tritanopia#6B2734no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.73:1WCAG large text: AAA
Contrast with black, large text1.96:1WCAG large text: Fail

Named colours

Dim grey · ΔE 34.8Pale violetred · ΔE 38.3Dark slateblue · ΔE 38.9Black · ΔE 39.4Gray · ΔE 40.4Indian red · ΔE 40.6
Nearest named CSS colourDim grey (#696969)ΔE 34.77, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A644A
Analogous#642A61, #642D2A
Triadic#44642A, #2A4464
Split complementary#2A642D, #2A6164
Tetradic#61642A, #2A644A, #2D2A64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CE8CAA
Lighter +30%#BF688F
Lighter +20%#AC4875
Lighter +10%#88395C
Darker −10%#401B2C
Darker −20%#1C0C13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#761842
Less saturated −25%#523C46

Channel breakdown

R100
G42
B68
Red100 (39.2%)
Green42 (16.5%)
Blue68 (26.7%)
Hue333.1°
Saturation (HSL)40.85%
Lightness27.84%
Dominant channelRed
Hex per channelR 64 · G 2A · B 44

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Every value on this page was computed from “642a44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.