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Colour

#C33F00

  • #C33F00
  • Orange
  • Dark
  • Nearest: Chocolate

#C33F00 is a orange with RGB values 195, 63, 0 and HSL 19°, 100%, 38%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#C33F00#C33F00
HEX#C33F00
RGBrgb(195, 63, 0)
RGB (0–1)0.7647, 0.2471, 0
RGB percentages76.5%, 24.7%, 0%
HSLhsl(19.4, 100%, 38.2%)
HSV / HSBhsv(19.4, 100%, 76.5%)
CMYK0%, 67.7%, 100%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,795,648
CSS custom property--colour: #C33F00;

Brightness & contrast

Relative luminance0.15157WCAG 2.x, 0 is black and 1 is white
Perceived brightness117 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.21:1
Contrast with white5.21:1WCAG normal text: AA
Contrast with black4.03:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#3CC0FF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#675A00no red cones; affects about 1% of men; ΔE 56 from the original
Deuteranopia#877800no green cones; the most common form, about 1% of men; ΔE 56.1 from the original
Tritanopia#D70B36no blue cones; rare, and affects men and women equally; ΔE 29.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.21:1WCAG large text: AAA
Contrast with black, large text4.03:1WCAG large text: AA

Named colours

Chocolate · ΔE 17Tomato · ΔE 20.8Firebrick · ΔE 21.3Dark red · ΔE 23.8Orange red · ΔE 23.9Coral · ΔE 24.1
Nearest named CSS colourChocolate (#D2691E)ΔE 16.98, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0084C3
Analogous#C30023, #C3A000
Triadic#00C33F, #3F00C3
Split complementary#00C3A0, #0023C3
Tetradic#23C300, #0084C3, #A000C3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFB490
Lighter +30%#FF915D
Lighter +20%#FF6F2A
Lighter +10%#F64F00
Darker −10%#902F00
Darker −20%#5D1E00
Darker −30%#2A0E00
Darker −40%#000000
More saturated +25%#C33F00
Less saturated −25%#AB4818

Channel breakdown

R195
G63
B0
Red195 (76.5%)
Green63 (24.7%)
Blue0 (0%)
Hue19.38°
Saturation (HSL)100%
Lightness38.24%
Dominant channelRed
Hex per channelR C3 · G 3F · B 00

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Every value on this page was computed from “c33f00” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.