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Recognised as Colour

#F38C00

  • #F38C00
  • Orange
  • Dark
  • Nearest: Dark orange

#F38C00 is a orange with RGB values 243, 140, 0 and HSL 35°, 100%, 48%. It is a dark colour, so black text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#F38C00#F38C00
HEX#F38C00
RGBrgb(243, 140, 0)
RGB (0–1)0.9529, 0.549, 0
RGB percentages95.3%, 54.9%, 0%
HSLhsl(34.6, 100%, 47.6%)
HSV / HSBhsv(34.6, 100%, 95.3%)
CMYK0%, 42.4%, 100%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,961,088
CSS custom property--colour: #F38C00;

Brightness & contrast

Relative luminance0.37811WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.56:1
Contrast with white2.45:1WCAG normal text: Fail
Contrast with black8.56:1WCAG normal text: AAA
Greyscale equivalent#989898
Inverted#0C73FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AC9700no red cones; affects about 1% of men; ΔE 38.2 from the original
Deuteranopia#C4AF02no green cones; the most common form, about 1% of men; ΔE 39.1 from the original
Tritanopia#FF7477no blue cones; rare, and affects men and women equally; ΔE 53.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.45:1WCAG large text: Fail
Contrast with black, large text8.56:1WCAG large text: AAA

Named colours

Dark orange · ΔE 5.4Orange · ΔE 11.9Chocolate · ΔE 21.3Goldenrod · ΔE 24.1Dark goldenrod · ΔE 26.1Peru · ΔE 28.5
Nearest named CSS colourDark orange (#FF8C00)ΔE 5.42, clearly different but related
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0067F3
Analogous#F31200, #E0F300
Triadic#00F38C, #8C00F3
Split complementary#00E0F3, #1200F3
Tetradic#00F313, #0067F3, #F300E1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFE4C0
Lighter +30%#FFCF8D
Lighter +20%#FFB95A
Lighter +10%#FFA327
Darker −10%#C06F00
Darker −20%#8D5100
Darker −30%#5A3400
Darker −40%#271600
More saturated +25%#F38C00
Less saturated −25%#D5871E

Channel breakdown

R243
G140
B0
Red243 (95.3%)
Green140 (54.9%)
Blue0 (0%)
Hue34.57°
Saturation (HSL)100%
Lightness47.65%
Dominant channelRed
Hex per channelR F3 · G 8C · B 00

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Every value on this page was computed from “f38c00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.