Recognised as Colour

#B6231A

#B6231A
Red
Dark
Nearest: Firebrick

#B6231A is a red with RGB values 182, 35, 26 and HSL 3°, 75%, 41%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#B6231A#B6231A

HEX#B6231A

RGBrgb(182, 35, 26)

RGB (0–1)0.7137, 0.1373, 0.102

RGB percentages71.4%, 13.7%, 10.2%

HSLhsl(3.5, 75%, 40.8%)

HSV / HSBhsv(3.5, 85.7%, 71.4%)

CMYK0%, 80.8%, 85.7%, 28.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,936,538

CSS custom property--colour: #B6231A;

Brightness & contrast

Relative luminance0.11222WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.47:1

Contrast with white6.47:1WCAG normal text: AA

Contrast with black3.24:1WCAG normal text: Fail

Greyscale equivalent#424242

Inverted#49DCE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#534A16no red cones; affects about 1% of men; ΔE 61.5 from the original

Deuteranopia#776A10no green cones; the most common form, about 1% of men; ΔE 61.5 from the original

Tritanopia#C90023no 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 text6.47:1WCAG large text: AAA

Contrast with black, large text3.24:1WCAG large text: AA

Named colours

Firebrick · ΔE 5.4 Dark red · ΔE 13.2 Brown · ΔE 14.4 Maroon · ΔE 17.5 Crimson · ΔE 18.5 Tomato · ΔE 22.6

Nearest named CSS colourFirebrick (#B22222)ΔE 5.42, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1AADB6

Analogous#B61A5F, #B6711A

Triadic#1AB623, #231AB6

Split complementary#1AB671, #1A5FB6

Tetradic#5FB61A, #1AADB6, #711AB6

Tints, shades & saturation

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

Lighter +40%#F3ADA9

Lighter +30%#EC837D

Lighter +20%#E65950

Lighter +10%#E02E23

Darker −10%#891A14

Darker −20%#5D120D

Darker −30%#300907

Darker −40%#030100

More saturated +25%#D00C00

Less saturated −25%#9C3A34

Channel breakdown

R182

G35

B26

Red182 (71.4%)

Green35 (13.7%)

Blue26 (10.2%)

Hue3.46°

Saturation (HSL)75%

Lightness40.78%

Dominant channelRed

Hex per channelR B6 · G 23 · B 1A

Keep nerding

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

#B6231A

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