Colour

#CC5500

#CC5500
Orange
Dark
Nearest: Chocolate

#CC5500 is a orange with RGB values 204, 85, 0 and HSL 25°, 100%, 40%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Chocolate.

Colour values

#CC5500#CC5500

HEX#CC5500

HEX (short)#C50

RGBrgb(204, 85, 0)

RGB (0–1)0.8, 0.3333, 0

RGB percentages80%, 33.3%, 0%

HSLhsl(25, 100%, 40%)

HSV / HSBhsv(25, 100%, 80%)

CMYK0%, 58.3%, 100%, 20%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,391,104

CSS custom property--colour: #CC5500;

Brightness & contrast

Relative luminance0.19334WCAG 2.x, 0 is black and 1 is white

Perceived brightness129.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.87:1

Contrast with white4.31:1WCAG normal text: Fail

Contrast with black4.87:1WCAG normal text: AA

Greyscale equivalent#686868

Inverted#33AAFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#786900no red cones; affects about 1% of men; ΔE 49.6 from the original

Deuteranopia#958400no green cones; the most common form, about 1% of men; ΔE 49.6 from the original

Tritanopia#E13648no blue cones; rare, and affects men and women equally; ΔE 36.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.31:1WCAG large text: AA

Contrast with black, large text4.87:1WCAG large text: AAA

Named colours

Chocolate · ΔE 9.5 Coral · ΔE 21 Tomato · ΔE 22.7 Dark orange · ΔE 24.7 Orange red · ΔE 25.8 Peru · ΔE 28.2

Nearest named CSS colourChocolate (#D2691E)ΔE 9.53, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#0077CC

Analogous#CC0011, #CCBB00

Triadic#00CC55, #5500CC

Split complementary#00CCBB, #0011CC

Tetradic#11CC00, #0077CC, #BB00CC

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFC499

Lighter +30%#FFA666

Lighter +20%#FF8833

Lighter +10%#FF6A00

Darker −10%#994000

Darker −20%#662B00

Darker −30%#331500

Darker −40%#000000

More saturated +25%#CC5500

Less saturated −25%#B35919

Channel breakdown

R204

G85

Red204 (80%)

Green85 (33.3%)

Blue0 (0%)

Hue25°

Saturation (HSL)100%

Lightness40%

Dominant channelRed

Hex per channelR CC · G 55 · B 00

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#CC5500

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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