Colour

#B3003D

#B3003D
Red
Dark
Nearest: Brown

#B3003D is a red with RGB values 179, 0, 61 and HSL 340°, 100%, 35%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#B3003D#B3003D

HEX#B3003D

RGBrgb(179, 0, 61)

RGB (0–1)0.702, 0, 0.2392

RGB percentages70.2%, 0%, 23.9%

HSLhsl(339.6, 100%, 35.1%)

HSV / HSBhsv(339.6, 100%, 70.2%)

CMYK0%, 100%, 65.9%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,731,005

CSS custom property--colour: #B3003D;

Brightness & contrast

Relative luminance0.09921WCAG 2.x, 0 is black and 1 is white

Perceived brightness100 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.04:1

Contrast with white7.04:1WCAG normal text: AAA

Contrast with black2.98:1WCAG normal text: Fail

Greyscale equivalent#2A2A2A

Inverted#4CFFC2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#45433Dno red cones; affects about 1% of men; ΔE 66 from the original

Deuteranopia#6E6438no green cones; the most common form, about 1% of men; ΔE 66.3 from the original

Tritanopia#C50022no blue cones; rare, and affects men and women equally; ΔE 22 from the original

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

Contrast with white, large text7.04:1WCAG large text: AAA

Contrast with black, large text2.98:1WCAG large text: Fail

Named colours

Brown · ΔE 17.3 Crimson · ΔE 18.6 Firebrick · ΔE 19.5 Indian red · ΔE 24.2 Dark red · ΔE 26.7 Maroon · ΔE 26.8

Nearest named CSS colourBrown (#A52A2A)ΔE 17.33, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00B376

Analogous#B30096, #B31D00

Triadic#3DB300, #003DB3

Split complementary#00B31D, #0096B3

Tetradic#96B300, #00B376, #1D00B3

Tints, shades & saturation

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

Lighter +40%#FF80AB

Lighter +30%#FF4D8A

Lighter +20%#FF1A68

Lighter +10%#E6004E

Darker −10%#80002C

Darker −20%#4D001A

Darker −30%#1A0009

Darker −40%#000000

More saturated +25%#B3003D

Less saturated −25%#9D1644

Channel breakdown

R179

B61

Red179 (70.2%)

Green0 (0%)

Blue61 (23.9%)

Hue339.55°

Saturation (HSL)100%

Lightness35.1%

Dominant channelRed

Hex per channelR B3 · G 00 · B 3D

Keep nerding

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

#B3003D

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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