Colour

#F53300

#F53300
Red
Dark
Nearest: Orange red

#F53300 is a red with RGB values 245, 51, 0 and HSL 12°, 100%, 48%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F53300#F53300

HEX#F53300

RGBrgb(245, 51, 0)

RGB (0–1)0.9608, 0.2, 0

RGB percentages96.1%, 20%, 0%

HSLhsl(12.5, 100%, 48%)

HSV / HSBhsv(12.5, 100%, 96.1%)

CMYK0%, 79.2%, 100%, 3.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,069,376

CSS custom property--colour: #F53300;

Brightness & contrast

Relative luminance0.2178WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.36:1

Contrast with white3.92:1WCAG normal text: Fail

Contrast with black5.36:1WCAG normal text: AA

Greyscale equivalent#595959

Inverted#0ACCFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#746500no red cones; affects about 1% of men; ΔE 76.4 from the original

Deuteranopia#A39000no green cones; the most common form, about 1% of men; ΔE 75.8 from the original

Tritanopia#FF002Eno blue cones; rare, and affects men and women equally; ΔE 18.9 from the original

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

Contrast with white, large text3.92:1WCAG large text: AA

Contrast with black, large text5.36:1WCAG large text: AAA

Named colours

Orange red · ΔE 5.3 Red · ΔE 10 Tomato · ΔE 24.8 Crimson · ΔE 33.3 Coral · ΔE 33.9 Chocolate · ΔE 34.5

Nearest named CSS colourOrange red (#FF4500)ΔE 5.26, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C2F5

Analogous#F50047, #F5AE00

Triadic#00F533, #3300F5

Split complementary#00F5AD, #0048F5

Tetradic#47F500, #00C2F5, #AE00F5

Tints, shades & saturation

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

Lighter +40%#FFCFC2

Lighter +30%#FFA68F

Lighter +20%#FF7E5C

Lighter +10%#FF5629

Darker −10%#C22800

Darker −20%#8F1E00

Darker −30%#5C1300

Darker −40%#290900

More saturated +25%#F53300

Less saturated −25%#D6451F

Channel breakdown

R245

G51

Red245 (96.1%)

Green51 (20%)

Blue0 (0%)

Hue12.49°

Saturation (HSL)100%

Lightness48.04%

Dominant channelRed

Hex per channelR F5 · G 33 · B 00

Keep nerding

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

#F53300

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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