Recognised as Colour

#DF0057

#DF0057
Red
Dark
Nearest: Crimson

#DF0057 is a red with RGB values 223, 0, 87 and HSL 337°, 100%, 44%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DF0057#DF0057

HEX#DF0057

RGBrgb(223, 0, 87)

RGB (0–1)0.8745, 0, 0.3412

RGB percentages87.5%, 0%, 34.1%

HSLhsl(336.6, 100%, 43.7%)

HSV / HSBhsv(336.6, 100%, 87.5%)

CMYK0%, 100%, 61%, 12.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,614,615

CSS custom property--colour: #DF0057;

Brightness & contrast

Relative luminance0.16376WCAG 2.x, 0 is black and 1 is white

Perceived brightness125.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.91:1

Contrast with white4.91:1WCAG normal text: AA

Contrast with black4.28:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#20FFA8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#565658no red cones; affects about 1% of men; ΔE 77.5 from the original

Deuteranopia#897F52no green cones; the most common form, about 1% of men; ΔE 78.6 from the original

Tritanopia#F50032no blue cones; rare, and affects men and women equally; ΔE 28.4 from the original

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

Contrast with white, large text4.91:1WCAG large text: AAA

Contrast with black, large text4.28:1WCAG large text: AA

Named colours

Crimson · ΔE 16.3 Deep pink · ΔE 26.8 Firebrick · ΔE 28.7 Brown · ΔE 29.9 Indian red · ΔE 30.9 Medium violet red · ΔE 33.3

Nearest named CSS colourCrimson (#DC143C)ΔE 16.31, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DF88

Analogous#DF00C7, #DF1900

Triadic#57DF00, #0057DF

Split complementary#00DF19, #00C6DF

Tetradic#C6DF00, #00DF88, #1800DF

Tints, shades & saturation

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

Lighter +40%#FFACCC

Lighter +30%#FF79AD

Lighter +20%#FF468E

Lighter +10%#FF136F

Darker −10%#AC0043

Darker −20%#79002F

Darker −30%#46001B

Darker −40%#130007

More saturated +25%#DF0057

Less saturated −25%#C31C5D

Channel breakdown

R223

B87

Red223 (87.5%)

Green0 (0%)

Blue87 (34.1%)

Hue336.59°

Saturation (HSL)100%

Lightness43.73%

Dominant channelRed

Hex per channelR DF · G 00 · B 57

Keep nerding

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

#DF0057

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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