Colour

#A00523

#A00523
Red
Dark
Nearest: Brown

#A00523 is a red with RGB values 160, 5, 35 and HSL 348°, 94%, 32%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A00523#A00523

HEX#A00523

RGBrgb(160, 5, 35)

RGB (0–1)0.6275, 0.0196, 0.1373

RGB percentages62.7%, 2%, 13.7%

HSLhsl(348.4, 93.9%, 32.4%)

HSV / HSBhsv(348.4, 96.9%, 62.7%)

CMYK0%, 96.9%, 78.1%, 37.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,487,075

CSS custom property--colour: #A00523;

Brightness & contrast

Relative luminance0.07703WCAG 2.x, 0 is black and 1 is white

Perceived brightness88.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.27:1

Contrast with white8.27:1WCAG normal text: AAA

Contrast with black2.54:1WCAG normal text: Fail

Greyscale equivalent#282828

Inverted#5FFADC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#403B22no red cones; affects about 1% of men; ΔE 60.9 from the original

Deuteranopia#64591Dno green cones; the most common form, about 1% of men; ΔE 60.3 from the original

Tritanopia#B10016no blue cones; rare, and affects men and women equally; ΔE 13.3 from the original

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

Contrast with white, large text8.27:1WCAG large text: AAA

Contrast with black, large text2.54:1WCAG large text: Fail

Named colours

Brown · ΔE 8.1 Firebrick · ΔE 9.7 Dark red · ΔE 13.8 Maroon · ΔE 14.2 Crimson · ΔE 20.2 Indian red · ΔE 24.5

Nearest named CSS colourBrown (#A52A2A)ΔE 8.07, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#05A082

Analogous#A00570, #A03405

Triadic#23A005, #0523A0

Split complementary#05A034, #0571A0

Tetradic#71A005, #05A082, #3505A0

Tints, shades & saturation

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

Lighter +40%#FB7690

Lighter +30%#F94568

Lighter +20%#F81340

Lighter +10%#D1072E

Darker −10%#6F0318

Darker −20%#3D020D

Darker −30%#0C0003

Darker −40%#000000

More saturated +25%#A50020

Less saturated −25%#8B1A30

Channel breakdown

R160

B35

Red160 (62.7%)

Green5 (2%)

Blue35 (13.7%)

Hue348.39°

Saturation (HSL)93.94%

Lightness32.35%

Dominant channelRed

Hex per channelR A0 · G 05 · B 23

Keep nerding

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

#A00523

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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