Colour

#CF1E27

#CF1E27
Red
Dark
Nearest: Crimson

#CF1E27 is a red with RGB values 207, 30, 39 and HSL 357°, 75%, 46%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#CF1E27#CF1E27

HEX#CF1E27

RGBrgb(207, 30, 39)

RGB (0–1)0.8118, 0.1176, 0.1529

RGB percentages81.2%, 11.8%, 15.3%

HSLhsl(356.9, 74.7%, 46.5%)

HSV / HSBhsv(356.9, 85.5%, 81.2%)

CMYK0%, 85.5%, 81.2%, 18.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,573,671

CSS custom property--colour: #CF1E27;

Brightness & contrast

Relative luminance0.1434WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.43:1

Contrast with white5.43:1WCAG normal text: AA

Contrast with black3.87:1WCAG normal text: Fail

Greyscale equivalent#444444

Inverted#30E1D8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5B5225no red cones; affects about 1% of men; ΔE 70.4 from the original

Deuteranopia#85771Eno green cones; the most common form, about 1% of men; ΔE 70.3 from the original

Tritanopia#E40025no blue cones; rare, and affects men and women equally; ΔE 10.9 from the original

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

Contrast with white, large text5.43:1WCAG large text: AAA

Contrast with black, large text3.87:1WCAG large text: AA

Named colours

Crimson · ΔE 10.8 Firebrick · ΔE 11.8 Tomato · ΔE 19.4 Brown · ΔE 20.8 Dark red · ΔE 21.9 Maroon · ΔE 26.1

Nearest named CSS colourCrimson (#DC143C)ΔE 10.77, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1ECFC6

Analogous#CF1E7F, #CF6D1E

Triadic#27CF1E, #1E27CF

Split complementary#1ECF6D, #1E80CF

Tetradic#80CF1E, #1ECFC6, #6E1ECF

Tints, shades & saturation

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

Lighter +40%#F6C3C5

Lighter +30%#F0969B

Lighter +20%#E96A70

Lighter +10%#E33D46

Darker −10%#A2181F

Darker −20%#761116

Darker −30%#490B0E

Darker −40%#1D0405

More saturated +25%#ED000C

Less saturated −25%#B13C42

Channel breakdown

R207

G30

B39

Red207 (81.2%)

Green30 (11.8%)

Blue39 (15.3%)

Hue356.95°

Saturation (HSL)74.68%

Lightness46.47%

Dominant channelRed

Hex per channelR CF · G 1E · B 27

Keep nerding

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

#CF1E27

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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