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Recognised as Colour

#BB2A3F

  • #BB2A3F
  • Red
  • Dark
  • Nearest: Brown

#BB2A3F is a red with RGB values 187, 42, 63 and HSL 351°, 63%, 45%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#BB2A3F#BB2A3F
HEX#BB2A3F
RGBrgb(187, 42, 63)
RGB (0–1)0.7333, 0.1647, 0.2471
RGB percentages73.3%, 16.5%, 24.7%
HSLhsl(351.3, 63.3%, 44.9%)
HSV / HSBhsv(351.3, 77.5%, 73.3%)
CMYK0%, 77.5%, 66.3%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,266,047
CSS custom property--colour: #BB2A3F;

Brightness & contrast

Relative luminance0.1258WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.97:1
Contrast with white5.97:1WCAG normal text: AA
Contrast with black3.52:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#44D5C0

Colour vision & accessibility

Protanopia#55503Fno red cones; affects about 1% of men; ΔE 60.7 from the original
Deuteranopia#796E3Bno green cones; the most common form, about 1% of men; ΔE 61 from the original
Tritanopia#CD0033no blue cones; rare, and affects men and women equally; ΔE 14.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.97:1WCAG large text: AAA
Contrast with black, large text3.52:1WCAG large text: AA

Named colours

Nearest named CSS colourBrown (#A52A2A)ΔE 10.99, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#2ABBA6
Analogous#BB2A87, #BB5E2A
Triadic#3FBB2A, #2A3FBB
Split complementary#2ABB5E, #2A87BB
Tetradic#87BB2A, #2ABBA6, #5E2ABB

Tints, shades & saturation

Lighter +40%#F1C0C7
Lighter +30%#E896A2
Lighter +20%#DE6D7D
Lighter +10%#D54358
Darker −10%#912131
Darker −20%#681723
Darker −30%#3E0E15
Darker −40%#140507
More saturated +25%#D80D2B
Less saturated −25%#9E4753

Channel breakdown

R187
G42
B63
Red187 (73.3%)
Green42 (16.5%)
Blue63 (24.7%)
Hue351.31°
Saturation (HSL)63.32%
Lightness44.9%
Dominant channelRed
Hex per channelR BB · G 2A · B 3F

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Every value on this page was computed from “bb2a3f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.