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Recognised as Colour

#DD1B73

  • #DD1B73
  • Red
  • Dark
  • Nearest: Deep pink

#DD1B73 is a red with RGB values 221, 27, 115 and HSL 333°, 78%, 49%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Deep pink.

Colour values

#DD1B73#DD1B73
HEX#DD1B73
RGBrgb(221, 27, 115)
RGB (0–1)0.8667, 0.1059, 0.451
RGB percentages86.7%, 10.6%, 45.1%
HSLhsl(332.8, 78.2%, 48.6%)
HSV / HSBhsv(332.8, 87.8%, 86.7%)
CMYK0%, 87.8%, 48%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,490,483
CSS custom property--colour: #DD1B73;

Brightness & contrast

Relative luminance0.17394WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.69:1
Contrast with white4.69:1WCAG normal text: AA
Contrast with black4.48:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#22E48C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#535D75no red cones; affects about 1% of men; ΔE 73.8 from the original
Deuteranopia#85816Fno green cones; the most common form, about 1% of men; ΔE 75.7 from the original
Tritanopia#F10047no blue cones; rare, and affects men and women equally; ΔE 30.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.69:1WCAG large text: AAA
Contrast with black, large text4.48:1WCAG large text: AA

Named colours

Deep pink · ΔE 15.5Medium violet red · ΔE 18Hot pink · ΔE 23Pale violetred · ΔE 30.3Crimson · ΔE 31.5Indian red · ΔE 35.1
Nearest named CSS colourDeep pink (#FF1493)ΔE 15.48, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1BDD85
Analogous#DD1BD4, #DD241B
Triadic#73DD1B, #1B73DD
Split complementary#1BDD24, #1BD4DD
Tetradic#D4DD1B, #1BDD85, #241BDD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F9CBE0
Lighter +30%#F39EC5
Lighter +20%#EE70A9
Lighter +10%#E8438E
Darker −10%#B0155B
Darker −20%#821044
Darker −30%#550A2C
Darker −40%#270514
More saturated +25%#F80070
Less saturated −25%#BE3A76

Channel breakdown

R221
G27
B115
Red221 (86.7%)
Green27 (10.6%)
Blue115 (45.1%)
Hue332.78°
Saturation (HSL)78.23%
Lightness48.63%
Dominant channelRed
Hex per channelR DD · G 1B · B 73

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Every value on this page was computed from “dd1b73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.