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Recognised as Colour

#BB3B03

  • #BB3B03
  • Orange
  • Dark
  • Nearest: Chocolate

#BB3B03 is a orange with RGB values 187, 59, 3 and HSL 18°, 97%, 37%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#BB3B03#BB3B03
HEX#BB3B03
RGBrgb(187, 59, 3)
RGB (0–1)0.7333, 0.2314, 0.0118
RGB percentages73.3%, 23.1%, 1.2%
HSLhsl(18.3, 96.8%, 37.3%)
HSV / HSBhsv(18.3, 98.4%, 73.3%)
CMYK0%, 68.4%, 98.4%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,270,339
CSS custom property--colour: #BB3B03;

Brightness & contrast

Relative luminance0.13699WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.62:1
Contrast with white5.62:1WCAG normal text: AA
Contrast with black3.74:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#44C4FC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#625500no red cones; affects about 1% of men; ΔE 54.3 from the original
Deuteranopia#817200no green cones; the most common form, about 1% of men; ΔE 54.5 from the original
Tritanopia#CE0633no blue cones; rare, and affects men and women equally; ΔE 27.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.62:1WCAG large text: AAA
Contrast with black, large text3.74:1WCAG large text: AA

Named colours

Chocolate · ΔE 17.6Firebrick · ΔE 18.6Dark red · ΔE 20.5Tomato · ΔE 21.7Maroon · ΔE 24.6Brown · ΔE 24.7
Nearest named CSS colourChocolate (#D2691E)ΔE 17.63, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0383BB
Analogous#BB0327, #BB9703
Triadic#03BB3B, #3B03BB
Split complementary#03BB97, #0327BB
Tetradic#27BB03, #0383BB, #9703BB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDAF8D
Lighter +30%#FC8C5B
Lighter +20%#FC6928
Lighter +10%#ED4B04
Darker −10%#892B02
Darker −20%#571B01
Darker −30%#240B01
Darker −40%#000000
More saturated +25%#BE3A00
Less saturated −25%#A3441B

Channel breakdown

R187
G59
B3
Red187 (73.3%)
Green59 (23.1%)
Blue3 (1.2%)
Hue18.26°
Saturation (HSL)96.84%
Lightness37.25%
Dominant channelRed
Hex per channelR BB · G 3B · B 03

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Every value on this page was computed from “bb3b03” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.