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Colour

#443DB4

  • #443DB4
  • Blue
  • Dark
  • Nearest: Slate blue

#443DB4 is a blue with RGB values 68, 61, 180 and HSL 244°, 49%, 47%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#443DB4#443DB4
HEX#443DB4
RGBrgb(68, 61, 180)
RGB (0–1)0.2667, 0.2392, 0.7059
RGB percentages26.7%, 23.9%, 70.6%
HSLhsl(243.5, 49.4%, 47.3%)
HSV / HSBhsv(243.5, 66.1%, 70.6%)
CMYK62.2%, 66.1%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,472,244
CSS custom property--colour: #443DB4;

Brightness & contrast

Relative luminance0.07862WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.16:1
Contrast with white8.16:1WCAG normal text: AAA
Contrast with black2.57:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#BBC24B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054B8no red cones; affects about 1% of men; ΔE 20.3 from the original
Deuteranopia#004AB2no green cones; the most common form, about 1% of men; ΔE 15.4 from the original
Tritanopia#005C73no blue cones; rare, and affects men and women equally; ΔE 68.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.16:1WCAG large text: AAA
Contrast with black, large text2.57:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.7Rebecca purple · ΔE 15.7Medium slateblue · ΔE 18.9Royal blue · ΔE 19Indigo · ΔE 20.6Navy · ΔE 22.7
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ADB43D
Analogous#3D72B4, #7F3DB4
Triadic#B4443D, #3DB444
Split complementary#B47F3D, #72B43D
Tetradic#B43D72, #ADB43D, #3DB47F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0CEEF
Lighter +30%#ACA8E2
Lighter +20%#8782D5
Lighter +10%#635CC8
Darker −10%#36308E
Darker −20%#272368
Darker −30%#191642
Darker −40%#0A091C
More saturated +25%#291FD2
Less saturated −25%#5F5B96

Channel breakdown

R68
G61
B180
Red68 (26.7%)
Green61 (23.9%)
Blue180 (70.6%)
Hue243.53°
Saturation (HSL)49.38%
Lightness47.25%
Dominant channelBlue
Hex per channelR 44 · G 3D · B B4

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Every value on this page was computed from “443db4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.