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Colour

#BC3700

  • #BC3700
  • Orange
  • Dark
  • Nearest: Firebrick

#BC3700 is a orange with RGB values 188, 55, 0 and HSL 18°, 100%, 37%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#BC3700#BC3700
HEX#BC3700
RGBrgb(188, 55, 0)
RGB (0–1)0.7373, 0.2157, 0
RGB percentages73.7%, 21.6%, 0%
HSLhsl(17.6, 100%, 36.9%)
HSV / HSBhsv(17.6, 100%, 73.7%)
CMYK0%, 70.7%, 100%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,334,848
CSS custom property--colour: #BC3700;

Brightness & contrast

Relative luminance0.13424WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.7:1
Contrast with white5.7:1WCAG normal text: AA
Contrast with black3.68:1WCAG normal text: Fail
Greyscale equivalent#4F4F4F
Inverted#43C8FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#605400no red cones; affects about 1% of men; ΔE 56.8 from the original
Deuteranopia#807100no green cones; the most common form, about 1% of men; ΔE 56.3 from the original
Tritanopia#D0002Fno blue cones; rare, and affects men and women equally; ΔE 25.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.7:1WCAG large text: AAA
Contrast with black, large text3.68:1WCAG large text: AA

Named colours

Firebrick · ΔE 18.7Chocolate · ΔE 19.2Dark red · ΔE 20.7Tomato · ΔE 21.7Maroon · ΔE 25Brown · ΔE 25.5
Nearest named CSS colourFirebrick (#B22222)ΔE 18.66, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0085BC
Analogous#BC0027, #BC9500
Triadic#00BC37, #3700BC
Split complementary#00BC95, #0027BC
Tetradic#27BC00, #0085BC, #9500BC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFAC89
Lighter +30%#FF8756
Lighter +20%#FF6323
Lighter +10%#EF4600
Darker −10%#892800
Darker −20%#561900
Darker −30%#230A00
Darker −40%#000000
More saturated +25%#BC3700
Less saturated −25%#A54118

Channel breakdown

R188
G55
B0
Red188 (73.7%)
Green55 (21.6%)
Blue0 (0%)
Hue17.55°
Saturation (HSL)100%
Lightness36.86%
Dominant channelRed
Hex per channelR BC · G 37 · B 00

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Every value on this page was computed from “bc3700” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.