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Recognised as Colour

#321D27

  • #321D27
  • Red
  • Dark
  • Nearest: Black

#321D27 is a red with RGB values 50, 29, 39 and HSL 331°, 27%, 15%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#321D27#321D27
HEX#321D27
RGBrgb(50, 29, 39)
RGB (0–1)0.1961, 0.1137, 0.1529
RGB percentages19.6%, 11.4%, 15.3%
HSLhsl(331.4, 26.6%, 15.5%)
HSV / HSBhsv(331.4, 42%, 19.6%)
CMYK0%, 42%, 22%, 80.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,284,263
CSS custom property--colour: #321D27;

Brightness & contrast

Relative luminance0.01703WCAG 2.x, 0 is black and 1 is white
Perceived brightness37.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.66:1
Contrast with white15.66:1WCAG normal text: AAA
Contrast with black1.34:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#CDE2D8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F2127no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#242526no green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#351C20no blue cones; rare, and affects men and women equally; ΔE 5.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.66:1WCAG large text: AAA
Contrast with black, large text1.34:1WCAG large text: Fail

Named colours

Black · ΔE 18.6Dark slate grey · ΔE 29.5Dim grey · ΔE 33Gray · ΔE 41.6Slate grey · ΔE 42.3Light slate grey · ΔE 45.3
Nearest named CSS colourBlack (#000000)ΔE 18.57, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1D3228
Analogous#321D32, #321E1D
Triadic#27321D, #1D2732
Split complementary#1D321E, #1D3132
Tetradic#31321D, #1D3228, #1E1D32

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AC6F8C
Lighter +30%#935573
Lighter +20%#734259
Lighter +10%#523040
Darker −10%#120A0E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3C1327
Less saturated −25%#282727

Channel breakdown

R50
G29
B39
Red50 (19.6%)
Green29 (11.4%)
Blue39 (15.3%)
Hue331.43°
Saturation (HSL)26.58%
Lightness15.49%
Dominant channelRed
Hex per channelR 32 · G 1D · B 27

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Every value on this page was computed from “321d27” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.