Colour

#B2301A

#B2301A
Red
Dark
Nearest: Firebrick

#B2301A is a red with RGB values 178, 48, 26 and HSL 9°, 75%, 40%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#B2301A#B2301A

HEX#B2301A

RGBrgb(178, 48, 26)

RGB (0–1)0.698, 0.1882, 0.102

RGB percentages69.8%, 18.8%, 10.2%

HSLhsl(8.7, 74.5%, 40%)

HSV / HSBhsv(8.7, 85.4%, 69.8%)

CMYK0%, 73%, 85.4%, 30.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,677,722

CSS custom property--colour: #B2301A;

Brightness & contrast

Relative luminance0.11653WCAG 2.x, 0 is black and 1 is white

Perceived brightness104.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.3:1

Contrast with white6.3:1WCAG normal text: AA

Contrast with black3.33:1WCAG normal text: Fail

Greyscale equivalent#4A4A4A

Inverted#4DCFE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#584E15no red cones; affects about 1% of men; ΔE 55.7 from the original

Deuteranopia#786A12no green cones; the most common form, about 1% of men; ΔE 55.5 from the original

Tritanopia#C4002Cno blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

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

Contrast with white, large text6.3:1WCAG large text: AAA

Contrast with black, large text3.33:1WCAG large text: AA

Named colours

Firebrick · ΔE 7.5 Dark red · ΔE 12.7 Brown · ΔE 13.2 Maroon · ΔE 16.3 Tomato · ΔE 22.8 Crimson · ΔE 22.9

Nearest named CSS colourFirebrick (#B22222)ΔE 7.51, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1A9CB2

Analogous#B21A50, #B27C1A

Triadic#1AB230, #301AB2

Split complementary#1AB27C, #1A50B2

Tetradic#50B21A, #1A9CB2, #7C1AB2

Tints, shades & saturation

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

Lighter +40%#F2B1A6

Lighter +30%#EC8A79

Lighter +20%#E5634D

Lighter +10%#DF3C21

Darker −10%#862413

Darker −20%#59180D

Darker −30%#2D0C07

Darker −40%#000000

More saturated +25%#CC1E00

Less saturated −25%#994233

Channel breakdown

R178

G48

B26

Red178 (69.8%)

Green48 (18.8%)

Blue26 (10.2%)

Hue8.68°

Saturation (HSL)74.51%

Lightness40%

Dominant channelRed

Hex per channelR B2 · G 30 · B 1A

Keep nerding

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

#B2301A

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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