Recognised as Colour

#DB0037

#DB0037
Red
Dark
Nearest: Crimson

#DB0037 is a red with RGB values 219, 0, 55 and HSL 345°, 100%, 43%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DB0037#DB0037

HEX#DB0037

RGBrgb(219, 0, 55)

RGB (0–1)0.8588, 0, 0.2157

RGB percentages85.9%, 0%, 21.6%

HSLhsl(344.9, 100%, 42.9%)

HSV / HSBhsv(344.9, 100%, 85.9%)

CMYK0%, 100%, 74.9%, 14.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,352,439

CSS custom property--colour: #DB0037;

Brightness & contrast

Relative luminance0.15336WCAG 2.x, 0 is black and 1 is white

Perceived brightness121.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.16:1

Contrast with white5.16:1WCAG normal text: AA

Contrast with black4.07:1WCAG normal text: Fail

Greyscale equivalent#333333

Inverted#24FFC8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#595236no red cones; affects about 1% of men; ΔE 77.3 from the original

Deuteranopia#897C2Fno green cones; the most common form, about 1% of men; ΔE 77.7 from the original

Tritanopia#F10021no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original

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

Contrast with white, large text5.16:1WCAG large text: AAA

Contrast with black, large text4.07:1WCAG large text: AA

Named colours

Crimson · ΔE 2.6 Firebrick · ΔE 18.1 Tomato · ΔE 24.3 Brown · ΔE 24.8 Dark red · ΔE 28.6 Indian red · ΔE 31.5

Nearest named CSS colourCrimson (#DC143C)ΔE 2.55, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DBA4

Analogous#DB00A5, #DB3600

Triadic#37DB00, #0037DB

Split complementary#00DB36, #00A5DB

Tetradic#A5DB00, #00DBA4, #3600DB

Tints, shades & saturation

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

Lighter +40%#FFA8BE

Lighter +30%#FF7598

Lighter +20%#FF4271

Lighter +10%#FF0F4B

Darker −10%#A8002A

Darker −20%#75001D

Darker −30%#420011

Darker −40%#0F0004

More saturated +25%#DB0037

Less saturated −25%#C01B45

Channel breakdown

R219

B55

Red219 (85.9%)

Green0 (0%)

Blue55 (21.6%)

Hue344.93°

Saturation (HSL)100%

Lightness42.94%

Dominant channelRed

Hex per channelR DB · G 00 · B 37

Keep nerding

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

#DB0037

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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