Recognised as Colour

#CB0518

#CB0518
Red
Dark
Nearest: Crimson

#CB0518 is a red with RGB values 203, 5, 24 and HSL 354°, 95%, 41%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CB0518#CB0518

HEX#CB0518

RGBrgb(203, 5, 24)

RGB (0–1)0.7961, 0.0196, 0.0941

RGB percentages79.6%, 2%, 9.4%

HSLhsl(354.2, 95.2%, 40.8%)

HSV / HSBhsv(354.2, 97.5%, 79.6%)

CMYK0%, 97.5%, 88.2%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,305,112

CSS custom property--colour: #CB0518;

Brightness & contrast

Relative luminance0.12871WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.88:1

Contrast with white5.88:1WCAG normal text: AA

Contrast with black3.57:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#34FAE7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#554B14no red cones; affects about 1% of men; ΔE 72.6 from the original

Deuteranopia#817206no green cones; the most common form, about 1% of men; ΔE 72.2 from the original

Tritanopia#E00013no blue cones; rare, and affects men and women equally; ΔE 10 from the original

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

Contrast with white, large text5.88:1WCAG large text: AAA

Contrast with black, large text3.57:1WCAG large text: AA

Named colours

Crimson · ΔE 15.4 Firebrick · ΔE 15.6 Tomato · ΔE 21.8 Dark red · ΔE 22.7 Brown · ΔE 25.2 Red · ΔE 25.5

Nearest named CSS colourCrimson (#DC143C)ΔE 15.39, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#05CBB8

Analogous#CB057B, #CB5505

Triadic#18CB05, #0518CB

Split complementary#05CB55, #057BCB

Tetradic#7BCB05, #05CBB8, #5505CB

Tints, shades & saturation

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

Lighter +40%#FD9FA8

Lighter +30%#FB6E7B

Lighter +20%#FA3C4E

Lighter +10%#F90A21

Darker −10%#990412

Darker −20%#67030C

Darker −30%#360106

Darker −40%#040000

More saturated +25%#D00014

Less saturated −25%#B11F2D

Channel breakdown

R203

B24

Red203 (79.6%)

Green5 (2%)

Blue24 (9.4%)

Hue354.24°

Saturation (HSL)95.19%

Lightness40.78%

Dominant channelRed

Hex per channelR CB · G 05 · B 18

Keep nerding

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

#CB0518

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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