Recognised as Colour

#58170D

#58170D
Red
Dark
Nearest: Maroon

#58170D is a red with RGB values 88, 23, 13 and HSL 8°, 74%, 20%. It is a dark colour, so white text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#58170D#58170D

HEX#58170D

RGBrgb(88, 23, 13)

RGB (0–1)0.3451, 0.0902, 0.051

RGB percentages34.5%, 9%, 5.1%

HSLhsl(8, 74.3%, 19.8%)

HSV / HSBhsv(8, 85.2%, 34.5%)

CMYK0%, 73.9%, 85.2%, 65.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,773,069

CSS custom property--colour: #58170D;

Brightness & contrast

Relative luminance0.02717WCAG 2.x, 0 is black and 1 is white

Perceived brightness51.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.61:1

Contrast with white13.61:1WCAG normal text: AAA

Contrast with black1.54:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#A7E8F2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A250Bno red cones; affects about 1% of men; ΔE 32 from the original

Deuteranopia#3A330Ano green cones; the most common form, about 1% of men; ΔE 31.9 from the original

Tritanopia#620315no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original

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

Contrast with white, large text13.61:1WCAG large text: AAA

Contrast with black, large text1.54:1WCAG large text: Fail

Named colours

Maroon · ΔE 25 Saddle brown · ΔE 26.1 Sienna · ΔE 28 Brown · ΔE 28.7 Dark red · ΔE 29.9 Firebrick · ΔE 36.6

Nearest named CSS colourMaroon (#800000)ΔE 25.03, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0D4E58

Analogous#580D28, #583D0D

Triadic#0D5817, #170D58

Split complementary#0D583D, #0D2958

Tetradic#29580D, #0D4E58, #3D0D58

Tints, shades & saturation

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

Lighter +40%#E5614C

Lighter +30%#DD3A21

Lighter +20%#B12E1A

Lighter +10%#842314

Darker −10%#2C0B06

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#650E00

Less saturated −25%#4B201A

Channel breakdown

R88

G23

B13

Red88 (34.5%)

Green23 (9%)

Blue13 (5.1%)

Hue8°

Saturation (HSL)74.26%

Lightness19.8%

Dominant channelRed

Hex per channelR 58 · G 17 · B 0D

Keep nerding

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#58170D

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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