Colour

#B30039

#B30039
Red
Dark
Nearest: Brown

#B30039 is a red with RGB values 179, 0, 57 and HSL 341°, 100%, 35%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#B30039#B30039

HEX#B30039

RGBrgb(179, 0, 57)

RGB (0–1)0.702, 0, 0.2235

RGB percentages70.2%, 0%, 22.4%

HSLhsl(340.9, 100%, 35.1%)

HSV / HSBhsv(340.9, 100%, 70.2%)

CMYK0%, 100%, 68.2%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,731,001

CSS custom property--colour: #B30039;

Brightness & contrast

Relative luminance0.09879WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.06:1

Contrast with white7.06:1WCAG normal text: AAA

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

Greyscale equivalent#2A2A2A

Inverted#4CFFC6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#454339no red cones; affects about 1% of men; ΔE 66.6 from the original

Deuteranopia#6E6434no green cones; the most common form, about 1% of men; ΔE 66.5 from the original

Tritanopia#C50020no blue cones; rare, and affects men and women equally; ΔE 20.7 from the original

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

Contrast with white, large text7.06:1WCAG large text: AAA

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

Named colours

Brown · ΔE 15.7 Crimson · ΔE 17 Firebrick · ΔE 17.2 Indian red · ΔE 24 Dark red · ΔE 24.6 Maroon · ΔE 25

Nearest named CSS colourBrown (#A52A2A)ΔE 15.71, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00B37A

Analogous#B30092, #B32100

Triadic#39B300, #0039B3

Split complementary#00B321, #0092B3

Tetradic#93B300, #00B37A, #2100B3

Tints, shades & saturation

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

Lighter +40%#FF80A8

Lighter +30%#FF4D86

Lighter +20%#FF1A63

Lighter +10%#E60049

Darker −10%#800029

Darker −20%#4D0019

Darker −30%#1A0008

Darker −40%#000000

More saturated +25%#B30039

Less saturated −25%#9D1641

Channel breakdown

R179

B57

Red179 (70.2%)

Green0 (0%)

Blue57 (22.4%)

Hue340.89°

Saturation (HSL)100%

Lightness35.1%

Dominant channelRed

Hex per channelR B3 · G 00 · B 39

Keep nerding

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

#B30039

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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