Recognised as Colour

#581A1C

#581A1C
Red
Dark
Nearest: Maroon

#581A1C is a red with RGB values 88, 26, 28 and HSL 358°, 54%, 22%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#581A1C#581A1C

HEX#581A1C

RGBrgb(88, 26, 28)

RGB (0–1)0.3451, 0.102, 0.1098

RGB percentages34.5%, 10.2%, 11%

HSLhsl(358.1, 54.4%, 22.4%)

HSV / HSBhsv(358.1, 70.5%, 34.5%)

CMYK0%, 70.5%, 68.2%, 65.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,773,852

CSS custom property--colour: #581A1C;

Brightness & contrast

Relative luminance0.02897WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.3:1

Contrast with white13.3:1WCAG normal text: AAA

Contrast with black1.58:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#A7E5E3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A271Cno red cones; affects about 1% of men; ΔE 30.6 from the original

Deuteranopia#3A341Ano green cones; the most common form, about 1% of men; ΔE 30.6 from the original

Tritanopia#610C1Bno blue cones; rare, and affects men and women equally; ΔE 8.6 from the original

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

Contrast with white, large text13.3:1WCAG large text: AAA

Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Maroon · ΔE 31.1 Brown · ΔE 32 Saddle brown · ΔE 32.1 Sienna · ΔE 32.2 Dark red · ΔE 35.9 Black · ΔE 37.6

Nearest named CSS colourMaroon (#800000)ΔE 31.13, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1A5856

Analogous#581A3B, #58371A

Triadic#1C581A, #1A1C58

Split complementary#1A5837, #1A3B58

Tetradic#3B581A, #1A5856, #371A58

Tints, shades & saturation

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

Lighter +40%#D36B6E

Lighter +30%#C84348

Lighter +20%#A73135

Lighter +10%#7F2629

Darker −10%#310E0F

Darker −20%#090303

Darker −30%#000000

Darker −40%#000000

More saturated +25%#660C0F

Less saturated −25%#4A2829

Channel breakdown

R88

G26

B28

Red88 (34.5%)

Green26 (10.2%)

Blue28 (11%)

Hue358.06°

Saturation (HSL)54.39%

Lightness22.35%

Dominant channelRed

Hex per channelR 58 · G 1A · B 1C

Keep nerding

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

#581A1C

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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