Recognised as Colour

#F34A00

#F34A00
Orange
Dark
Nearest: Orange red

#F34A00 is a orange with RGB values 243, 74, 0 and HSL 18°, 100%, 48%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#F34A00#F34A00

HEX#F34A00

RGBrgb(243, 74, 0)

RGB (0–1)0.9529, 0.2902, 0

RGB percentages95.3%, 29%, 0%

HSLhsl(18.3, 100%, 47.6%)

HSV / HSBhsv(18.3, 100%, 95.3%)

CMYK0%, 69.5%, 100%, 4.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,944,192

CSS custom property--colour: #F34A00;

Brightness & contrast

Relative luminance0.23952WCAG 2.x, 0 is black and 1 is white

Perceived brightness144.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.79:1

Contrast with white3.63:1WCAG normal text: Fail

Contrast with black5.79:1WCAG normal text: AA

Greyscale equivalent#696969

Inverted#0CB5FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7E6E00no red cones; affects about 1% of men; ΔE 68.4 from the original

Deuteranopia#A79400no green cones; the most common form, about 1% of men; ΔE 68.2 from the original

Tritanopia#FF0040no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original

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

Contrast with white, large text3.63:1WCAG large text: AA

Contrast with black, large text5.79:1WCAG large text: AAA

Named colours

Orange red · ΔE 6 Red · ΔE 18 Tomato · ΔE 21.9 Chocolate · ΔE 27.3 Coral · ΔE 28.2 Dark orange · ΔE 30

Nearest named CSS colourOrange red (#FF4500)ΔE 6, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00A9F3

Analogous#F3002F, #F3C300

Triadic#00F34A, #4A00F3

Split complementary#00F3C3, #0030F3

Tetradic#30F300, #00A9F3, #C400F3

Tints, shades & saturation

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

Lighter +40%#FFD3C0

Lighter +30%#FFB08D

Lighter +20%#FF8C5A

Lighter +10%#FF6927

Darker −10%#C03A00

Darker −20%#8D2B00

Darker −30%#5A1B00

Darker −40%#270C00

More saturated +25%#F34A00

Less saturated −25%#D5561E

Channel breakdown

R243

G74

Red243 (95.3%)

Green74 (29%)

Blue0 (0%)

Hue18.27°

Saturation (HSL)100%

Lightness47.65%

Dominant channelRed

Hex per channelR F3 · G 4A · B 00

Keep nerding

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

#F34A00

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

Nerdulate something else