Recognised as Colour

#FF4D05

#FF4D05
Orange
Dark
Nearest: Orange red

#FF4D05 is a orange with RGB values 255, 77, 5 and HSL 17°, 100%, 51%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#FF4D05#FF4D05

HEX#FF4D05

RGBrgb(255, 77, 5)

RGB (0–1)1, 0.302, 0.0196

RGB percentages100%, 30.2%, 2%

HSLhsl(17.3, 100%, 51%)

HSV / HSBhsv(17.3, 98%, 100%)

CMYK0%, 69.8%, 98%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,731,397

CSS custom property--colour: #FF4D05;

Brightness & contrast

Relative luminance0.26579WCAG 2.x, 0 is black and 1 is white

Perceived brightness151.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.32:1

Contrast with white3.33:1WCAG normal text: Fail

Contrast with black6.32:1WCAG normal text: AA

Greyscale equivalent#6E6E6E

Inverted#00B2FA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#847300no red cones; affects about 1% of men; ΔE 71.1 from the original

Deuteranopia#AF9B00no green cones; the most common form, about 1% of men; ΔE 71.1 from the original

Tritanopia#FF0043no blue cones; rare, and affects men and women equally; ΔE 34 from the original

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

Contrast with white, large text3.33:1WCAG large text: AA

Contrast with black, large text6.32:1WCAG large text: AAA

Named colours

Orange red · ΔE 2.9 Red · ΔE 16 Tomato · ΔE 23.5 Coral · ΔE 30.1 Chocolate · ΔE 30.5 Dark orange · ΔE 31.1

Nearest named CSS colourOrange red (#FF4500)ΔE 2.94, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#05B7FF

Analogous#FF053A, #FFCA05

Triadic#05FF4D, #4D05FF

Split complementary#05FFCA, #053AFF

Tetradic#3AFF05, #05B7FF, #CA05FF

Tints, shades & saturation

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

Lighter +40%#FFDED1

Lighter +30%#FFBA9E

Lighter +20%#FF966B

Lighter +10%#FF7138

Darker −10%#D13C00

Darker −20%#9E2E00

Darker −30%#6B1F00

Darker −40%#381000

More saturated +25%#FF4D05

Less saturated −25%#E05A24

Channel breakdown

R255

G77

Red255 (100%)

Green77 (30.2%)

Blue5 (2%)

Hue17.28°

Saturation (HSL)100%

Lightness50.98%

Dominant channelRed

Hex per channelR FF · G 4D · B 05

Keep nerding

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

#FF4D05

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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