Colour

#DE0030

#DE0030
Red
Dark
Nearest: Crimson

#DE0030 is a red with RGB values 222, 0, 48 and HSL 347°, 100%, 44%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DE0030#DE0030

HEX#DE0030

RGBrgb(222, 0, 48)

RGB (0–1)0.8706, 0, 0.1882

RGB percentages87.1%, 0%, 18.8%

HSLhsl(347, 100%, 43.5%)

HSV / HSBhsv(347, 100%, 87.1%)

CMYK0%, 100%, 78.4%, 12.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,549,040

CSS custom property--colour: #DE0030;

Brightness & contrast

Relative luminance0.15743WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.06:1

Contrast with white5.06:1WCAG normal text: AA

Contrast with black4.15:1WCAG normal text: Fail

Greyscale equivalent#333333

Inverted#21FFCF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5B532Fno red cones; affects about 1% of men; ΔE 78.3 from the original

Deuteranopia#8C7D27no green cones; the most common form, about 1% of men; ΔE 77.8 from the original

Tritanopia#F5001Dno blue cones; rare, and affects men and women equally; ΔE 17.2 from the original

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

Contrast with white, large text5.06:1WCAG large text: AAA

Contrast with black, large text4.15:1WCAG large text: AA

Named colours

Crimson · ΔE 7 Firebrick · ΔE 18.8 Tomato · ΔE 22.5 Brown · ΔE 26.8 Red · ΔE 28.6 Dark red · ΔE 28.7

Nearest named CSS colourCrimson (#DC143C)ΔE 7.01, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DEAE

Analogous#DE009F, #DE3F00

Triadic#30DE00, #0030DE

Split complementary#00DE3F, #009FDE

Tetradic#9FDE00, #00DEAE, #3F00DE

Tints, shades & saturation

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

Lighter +40%#FFABBD

Lighter +30%#FF7895

Lighter +20%#FF456D

Lighter +10%#FF1245

Darker −10%#AB0025

Darker −20%#78001A

Darker −30%#45000F

Darker −40%#120004

More saturated +25%#DE0030

Less saturated −25%#C21C40

Channel breakdown

R222

B48

Red222 (87.1%)

Green0 (0%)

Blue48 (18.8%)

Hue347.03°

Saturation (HSL)100%

Lightness43.53%

Dominant channelRed

Hex per channelR DE · G 00 · B 30

Keep nerding

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

#DE0030

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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