Colour

#FF033C

#FF033C
Red
Dark
Nearest: Crimson

#FF033C is a red with RGB values 255, 3, 60 and HSL 346°, 100%, 51%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF033C#FF033C

HEX#FF033C

RGBrgb(255, 3, 60)

RGB (0–1)1, 0.0118, 0.2353

RGB percentages100%, 1.2%, 23.5%

HSLhsl(346.4, 100%, 50.6%)

HSV / HSBhsv(346.4, 98.8%, 100%)

CMYK0%, 98.8%, 76.5%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,712,508

CSS custom property--colour: #FF033C;

Brightness & contrast

Relative luminance0.21651WCAG 2.x, 0 is black and 1 is white

Perceived brightness140.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.33:1

Contrast with white3.94:1WCAG normal text: Fail

Contrast with black5.33:1WCAG normal text: AA

Greyscale equivalent#3D3D3D

Inverted#00FCC3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A613Bno red cones; affects about 1% of men; ΔE 86.6 from the original

Deuteranopia#A19132no green cones; the most common form, about 1% of men; ΔE 86.7 from the original

Tritanopia#FF0026no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original

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

Contrast with white, large text3.94:1WCAG large text: AA

Contrast with black, large text5.33:1WCAG large text: AAA

Named colours

Crimson · ΔE 15.2 Red · ΔE 24.2 Tomato · ΔE 24.8 Orange red · ΔE 29.3 Firebrick · ΔE 29.4 Brown · ΔE 37.2

Nearest named CSS colourCrimson (#DC143C)ΔE 15.2, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#03FFC6

Analogous#FF03BA, #FF4803

Triadic#3CFF03, #033CFF

Split complementary#03FF48, #03BAFF

Tetradic#BAFF03, #03FFC6, #4803FF

Tints, shades & saturation

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

Lighter +40%#FFCFDA

Lighter +30%#FF9CB2

Lighter +20%#FF698B

Lighter +10%#FF3663

Darker −10%#CF002F

Darker −20%#9C0023

Darker −30%#690018

Darker −40%#36000C

More saturated +25%#FF033C

Less saturated −25%#E0224D

Channel breakdown

R255

B60

Red255 (100%)

Green3 (1.2%)

Blue60 (23.5%)

Hue346.43°

Saturation (HSL)100%

Lightness50.59%

Dominant channelRed

Hex per channelR FF · G 03 · B 3C

Keep nerding

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#FF033C

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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