Colour

#291F1F

#291F1F
Red
Dark
Nearest: Black

#291F1F is a red with RGB values 41, 31, 31 and HSL 0°, 14%, 14%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#291F1F#291F1F

HEX#291F1F

RGBrgb(41, 31, 31)

RGB (0–1)0.1608, 0.1216, 0.1216

RGB percentages16.1%, 12.2%, 12.2%

HSLhsl(0, 13.9%, 14.1%)

HSV / HSBhsv(0, 24.4%, 16.1%)

CMYK0%, 24.4%, 24.4%, 83.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,694,943

CSS custom property--colour: #291F1F;

Brightness & contrast

Relative luminance0.0155WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.03:1

Contrast with white16.03:1WCAG normal text: AAA

Contrast with black1.31:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#D6E0E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#21201Fno red cones; affects about 1% of men; ΔE 4.8 from the original

Deuteranopia#23221Fno green cones; the most common form, about 1% of men; ΔE 5.1 from the original

Tritanopia#2B1E1Fno blue cones; rare, and affects men and women equally; ΔE 1.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.03:1WCAG large text: AAA

Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Black · ΔE 13.9 Dark slate grey · ΔE 25.3 Dim grey · ΔE 31.9 Gray · ΔE 41 Slate grey · ΔE 42.4 Light slate grey · ΔE 45.5

Nearest named CSS colourBlack (#000000)ΔE 13.92, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F2929

Analogous#291F24, #29241F

Triadic#1F291F, #1F1F29

Split complementary#1F2924, #1F2429

Tetradic#24291F, #1F2929, #241F29

Tints, shades & saturation

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

Lighter +40%#9A7A7A

Lighter +30%#806161

Lighter +20%#634B4B

Lighter +10%#463535

Darker −10%#0C0909

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#321616

Less saturated −25%#242424

Channel breakdown

R41

G31

B31

Red41 (16.1%)

Green31 (12.2%)

Blue31 (12.2%)

Hue0°

Saturation (HSL)13.89%

Lightness14.12%

Dominant channelRed

Hex per channelR 29 · G 1F · B 1F

Keep nerding

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

#291F1F

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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