Colour

#2F0108

#2F0108
Red
Dark
Nearest: Black

#2F0108 is a red with RGB values 47, 1, 8 and HSL 351°, 96%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2F0108#2F0108

HEX#2F0108

RGBrgb(47, 1, 8)

RGB (0–1)0.1843, 0.0039, 0.0314

RGB percentages18.4%, 0.4%, 3.1%

HSLhsl(350.9, 95.8%, 9.4%)

HSV / HSBhsv(350.9, 97.9%, 18.4%)

CMYK0%, 97.9%, 83%, 81.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,080,456

CSS custom property--colour: #2F0108;

Brightness & contrast

Relative luminance0.00644WCAG 2.x, 0 is black and 1 is white

Perceived brightness25.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.61:1

Contrast with white18.61:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#0B0B0B

Inverted#D0FEF7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0D0C08no red cones; affects about 1% of men; ΔE 24 from the original

Deuteranopia#1A1607no green cones; the most common form, about 1% of men; ΔE 24.1 from the original

Tritanopia#350004no blue cones; rare, and affects men and women equally; ΔE 4.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.61:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 24.7 Dark slate grey · ΔE 44.3 Maroon · ΔE 45.1 Dim grey · ΔE 45.5 Saddle brown · ΔE 47.4 Brown · ΔE 48.1

Nearest named CSS colourBlack (#000000)ΔE 24.69, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#012F28

Analogous#2F011F, #2F1101

Triadic#082F01, #01082F

Split complementary#012F11, #011F2F

Tetradic#1F2F01, #012F28, #11012F

Tints, shades & saturation

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

Lighter +40%#F7052A

Lighter +30%#C50422

Lighter +20%#930319

Lighter +10%#610211

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#300007

Less saturated −25%#29070C

Channel breakdown

R47

Red47 (18.4%)

Green1 (0.4%)

Blue8 (3.1%)

Hue350.87°

Saturation (HSL)95.83%

Lightness9.41%

Dominant channelRed

Hex per channelR 2F · G 01 · B 08

Keep nerding

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#2F0108

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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