Colour

#8F030B

#8F030B
Red
Dark
Nearest: Dark red

#8F030B is a red with RGB values 143, 3, 11 and HSL 357°, 96%, 29%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#8F030B#8F030B

HEX#8F030B

RGBrgb(143, 3, 11)

RGB (0–1)0.5608, 0.0118, 0.0431

RGB percentages56.1%, 1.2%, 4.3%

HSLhsl(356.6, 95.9%, 28.6%)

HSV / HSBhsv(356.6, 97.9%, 56.1%)

CMYK0%, 97.9%, 92.3%, 43.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,372,427

CSS custom property--colour: #8F030B;

Brightness & contrast

Relative luminance0.05929WCAG 2.x, 0 is black and 1 is white

Perceived brightness78.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.61:1

Contrast with white9.61:1WCAG normal text: AAA

Contrast with black2.19:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#70FCF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3A3308no red cones; affects about 1% of men; ΔE 56.2 from the original

Deuteranopia#594F00no green cones; the most common form, about 1% of men; ΔE 56.1 from the original

Tritanopia#9E000Ano blue cones; rare, and affects men and women equally; ΔE 6.9 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text9.61:1WCAG large text: AAA

Contrast with black, large text2.19:1WCAG large text: Fail

Named colours

Dark red · ΔE 3.5 Maroon · ΔE 5.2 Firebrick · ΔE 10.7 Brown · ΔE 11.4 Crimson · ΔE 26.5 Saddle brown · ΔE 26.8

Nearest named CSS colourDark red (#8B0000)ΔE 3.46, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#038F87

Analogous#8F0351, #8F4103

Triadic#0B8F03, #030B8F

Split complementary#038F41, #03518F

Tetradic#518F03, #038F87, #41038F

Tints, shades & saturation

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

Lighter +40%#FC626B

Lighter +30%#FB303C

Lighter +20%#F30513

Lighter +10%#C1040F

Darker −10%#5D0207

Darker −20%#2B0103

Darker −30%#000000

Darker −40%#000000

More saturated +25%#920008

Less saturated −25%#7D151B

Channel breakdown

R143

B11

Red143 (56.1%)

Green3 (1.2%)

Blue11 (4.3%)

Hue356.57°

Saturation (HSL)95.89%

Lightness28.63%

Dominant channelRed

Hex per channelR 8F · G 03 · B 0B

Keep nerding

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#8F030B

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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