Colour

#321B17

#321B17
Red
Dark
Nearest: Black

#321B17 is a red with RGB values 50, 27, 23 and HSL 9°, 37%, 14%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#321B17#321B17

HEX#321B17

RGBrgb(50, 27, 23)

RGB (0–1)0.1961, 0.1059, 0.0902

RGB percentages19.6%, 10.6%, 9%

HSLhsl(8.9, 37%, 14.3%)

HSV / HSBhsv(8.9, 54%, 19.6%)

CMYK0%, 46%, 54%, 80.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,283,735

CSS custom property--colour: #321B17;

Brightness & contrast

Relative luminance0.01524WCAG 2.x, 0 is black and 1 is white

Perceived brightness35.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.09:1

Contrast with white16.09:1WCAG normal text: AAA

Contrast with black1.3:1WCAG normal text: Fail

Greyscale equivalent#202020

Inverted#CDE4E8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#201E17no red cones; affects about 1% of men; ΔE 11.8 from the original

Deuteranopia#262317no green cones; the most common form, about 1% of men; ΔE 11.9 from the original

Tritanopia#37181Ano blue cones; rare, and affects men and women equally; ΔE 5.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.09:1WCAG large text: AAA

Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 18.4 Dark slate grey · ΔE 31.3 Dim grey · ΔE 34.3 Gray · ΔE 42.9 Saddle brown · ΔE 44.4 Sienna · ΔE 45.7

Nearest named CSS colourBlack (#000000)ΔE 18.38, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#172E32

Analogous#321720, #322917

Triadic#17321B, #1B1732

Split complementary#173229, #172032

Tetradic#203217, #172E32, #291732

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#B66C5F

Lighter +30%#9B5447

Lighter +20%#784137

Lighter +10%#552E27

Darker −10%#0F0807

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3B150E

Less saturated −25%#292120

Channel breakdown

R50

G27

B23

Red50 (19.6%)

Green27 (10.6%)

Blue23 (9%)

Hue8.89°

Saturation (HSL)36.99%

Lightness14.31%

Dominant channelRed

Hex per channelR 32 · G 1B · B 17

Keep nerding

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

#321B17

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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