Recognised as Colour

#8A0621

#8A0621
Red
Dark
Nearest: Brown

#8A0621 is a red with RGB values 138, 6, 33 and HSL 348°, 92%, 28%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#8A0621#8A0621

HEX#8A0621

RGBrgb(138, 6, 33)

RGB (0–1)0.5412, 0.0235, 0.1294

RGB percentages54.1%, 2.4%, 12.9%

HSLhsl(347.7, 91.7%, 28.2%)

HSV / HSBhsv(347.7, 95.7%, 54.1%)

CMYK0%, 95.7%, 76.1%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,045,537

CSS custom property--colour: #8A0621;

Brightness & contrast

Relative luminance0.05643WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.87:1

Contrast with white9.87:1WCAG normal text: AAA

Contrast with black2.13:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#75F9DE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#363221no red cones; affects about 1% of men; ΔE 54.1 from the original

Deuteranopia#554C1Cno green cones; the most common form, about 1% of men; ΔE 53.8 from the original

Tritanopia#980014no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original

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

Contrast with white, large text9.87:1WCAG large text: AAA

Contrast with black, large text2.13:1WCAG large text: Fail

Named colours

Brown · ΔE 11 Maroon · ΔE 14.3 Dark red · ΔE 17 Firebrick · ΔE 17.9 Indian red · ΔE 25.6 Sienna · ΔE 28.5

Nearest named CSS colourBrown (#A52A2A)ΔE 11, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#068A6F

Analogous#8A0663, #8A2D06

Triadic#218A06, #06218A

Split complementary#068A2D, #06638A

Tetradic#638A06, #068A6F, #2D068A

Tints, shades & saturation

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

Lighter +40%#F86482

Lighter +30%#F6335B

Lighter +20%#EC0A38

Lighter +10%#BB082D

Darker −10%#590415

Darker −20%#28020A

Darker −30%#000000

Darker −40%#000000

More saturated +25%#90001D

Less saturated −25%#78182C

Channel breakdown

R138

B33

Red138 (54.1%)

Green6 (2.4%)

Blue33 (12.9%)

Hue347.73°

Saturation (HSL)91.67%

Lightness28.24%

Dominant channelRed

Hex per channelR 8A · G 06 · B 21

Keep nerding

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

#8A0621

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

Nerdulate something else