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Recognised as Colour

#33287C

  • #33287C
  • Blue
  • Dark
  • Nearest: Midnight blue

#33287C is a blue with RGB values 51, 40, 124 and HSL 248°, 51%, 32%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#33287C#33287C
HEX#33287C
RGBrgb(51, 40, 124)
RGB (0–1)0.2, 0.1569, 0.4863
RGB percentages20%, 15.7%, 48.6%
HSLhsl(247.9, 51.2%, 32.2%)
HSV / HSBhsv(247.9, 67.7%, 48.6%)
CMYK58.9%, 67.7%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,352,700
CSS custom property--colour: #33287C;

Brightness & contrast

Relative luminance0.03677WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.1:1
Contrast with white12.1:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#CCD783

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00397Fno red cones; affects about 1% of men; ΔE 16.8 from the original
Deuteranopia#00337Ano green cones; the most common form, about 1% of men; ΔE 14.5 from the original
Tritanopia#0D3D4Eno blue cones; rare, and affects men and women equally; ΔE 50.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.1:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.7Dark slateblue · ΔE 10.1Rebecca purple · ΔE 16.4Indigo · ΔE 22.8Slate blue · ΔE 26.2Navy · ΔE 27.1
Nearest named CSS colourMidnight blue (#191970)ΔE 7.68, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#717C28
Analogous#28477C, #5D287C
Triadic#7C3328, #287C33
Split complementary#7C5D28, #477C28
Tetradic#7C2847, #717C28, #287C5D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9D94DC
Lighter +30%#7A6DD0
Lighter +20%#5747C3
Lighter +10%#4334A3
Darker −10%#231C55
Darker −20%#130F2F
Darker −30%#030308
Darker −40%#000000
More saturated +25%#241391
Less saturated −25%#423D68

Channel breakdown

R51
G40
B124
Red51 (20%)
Green40 (15.7%)
Blue124 (48.6%)
Hue247.86°
Saturation (HSL)51.22%
Lightness32.16%
Dominant channelBlue
Hex per channelR 33 · G 28 · B 7C

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Every value on this page was computed from “33287c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.