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Colour

#BB4500

  • #BB4500
  • Orange
  • Dark
  • Nearest: Chocolate

#BB4500 is a orange with RGB values 187, 69, 0 and HSL 22°, 100%, 37%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#BB4500#BB4500
HEX#BB4500
RGBrgb(187, 69, 0)
RGB (0–1)0.7333, 0.2706, 0
RGB percentages73.3%, 27.1%, 0%
HSLhsl(22.1, 100%, 36.7%)
HSV / HSBhsv(22.1, 100%, 73.3%)
CMYK0%, 63.1%, 100%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,272,896
CSS custom property--colour: #BB4500;

Brightness & contrast

Relative luminance0.14821WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.3:1
Contrast with white5.3:1WCAG normal text: AA
Contrast with black3.96:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#44BAFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#685B00no red cones; affects about 1% of men; ΔE 50.4 from the original
Deuteranopia#857500no green cones; the most common form, about 1% of men; ΔE 49.9 from the original
Tritanopia#CE233Bno blue cones; rare, and affects men and women equally; ΔE 31.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.3:1WCAG large text: AAA
Contrast with black, large text3.96:1WCAG large text: AA

Named colours

Chocolate · ΔE 13.4Firebrick · ΔE 22.3Tomato · ΔE 23.2Dark red · ΔE 23.5Coral · ΔE 23.6Saddle brown · ΔE 25.4
Nearest named CSS colourChocolate (#D2691E)ΔE 13.41, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0076BB
Analogous#BB0018, #BBA200
Triadic#00BB45, #4500BB
Split complementary#00BBA2, #0019BB
Tetradic#19BB00, #0076BB, #A300BB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFB488
Lighter +30%#FF9455
Lighter +20%#FF7422
Lighter +10%#EE5800
Darker −10%#883200
Darker −20%#551F00
Darker −30%#220D00
Darker −40%#000000
More saturated +25%#BB4500
Less saturated −25%#A44B17

Channel breakdown

R187
G69
B0
Red187 (73.3%)
Green69 (27.1%)
Blue0 (0%)
Hue22.14°
Saturation (HSL)100%
Lightness36.67%
Dominant channelRed
Hex per channelR BB · G 45 · B 00

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Every value on this page was computed from “bb4500” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.