Recognised as Colour

#8A0B25

#8A0B25
Red
Dark
Nearest: Brown

#8A0B25 is a red with RGB values 138, 11, 37 and HSL 348°, 85%, 29%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#8A0B25#8A0B25

HEX#8A0B25

RGBrgb(138, 11, 37)

RGB (0–1)0.5412, 0.0431, 0.1451

RGB percentages54.1%, 4.3%, 14.5%

HSLhsl(347.7, 85.2%, 29.2%)

HSV / HSBhsv(347.7, 92%, 54.1%)

CMYK0%, 92%, 73.2%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,046,821

CSS custom property--colour: #8A0B25;

Brightness & contrast

Relative luminance0.05776WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.74:1

Contrast with white9.74:1WCAG normal text: AAA

Contrast with black2.16:1WCAG normal text: Fail

Greyscale equivalent#282828

Inverted#75F4DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#373325no red cones; affects about 1% of men; ΔE 52.9 from the original

Deuteranopia#564D21no green cones; the most common form, about 1% of men; ΔE 52.9 from the original

Tritanopia#980018no blue cones; rare, and affects men and women equally; ΔE 12.8 from the original

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

Contrast with white, large text9.74:1WCAG large text: AAA

Contrast with black, large text2.16:1WCAG large text: Fail

Named colours

Brown · ΔE 12.1 Maroon · ΔE 16.4 Dark red · ΔE 19.2 Firebrick · ΔE 19.6 Indian red · ΔE 25.1 Sienna · ΔE 28.8

Nearest named CSS colourBrown (#A52A2A)ΔE 12.1, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0B8A70

Analogous#8A0B64, #8A310B

Triadic#258A0B, #0B258A

Split complementary#0B8A30, #0B648A

Tetradic#648A0B, #0B8A70, #310B8A

Tints, shades & saturation

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

Lighter +40%#F36E89

Lighter +30%#F03E63

Lighter +20%#E8133E

Lighter +10%#B90F32

Darker −10%#5B0718

Darker −20%#2C030C

Darker −30%#000000

Darker −40%#000000

More saturated +25%#95001F

Less saturated −25%#771E30

Channel breakdown

R138

G11

B37

Red138 (54.1%)

Green11 (4.3%)

Blue37 (14.5%)

Hue347.72°

Saturation (HSL)85.23%

Lightness29.22%

Dominant channelRed

Hex per channelR 8A · G 0B · B 25

Keep nerding

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

#8A0B25

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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