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Recognised as Colour

#48488B

  • #48488B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#48488B is a blue with RGB values 72, 72, 139 and HSL 240°, 32%, 41%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#48488B#48488B
HEX#48488B
RGBrgb(72, 72, 139)
RGB (0–1)0.2824, 0.2824, 0.5451
RGB percentages28.2%, 28.2%, 54.5%
HSLhsl(240, 31.8%, 41.4%)
HSV / HSBhsv(240, 48.2%, 54.5%)
CMYK48.2%, 48.2%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,737,163
CSS custom property--colour: #48488B;

Brightness & contrast

Relative luminance0.07877WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.15:1
Contrast with white8.15:1WCAG normal text: AAA
Contrast with black2.58:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#B7B774

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2C528Dno red cones; affects about 1% of men; ΔE 12.1 from the original
Deuteranopia#274D8Ano green cones; the most common form, about 1% of men; ΔE 10.7 from the original
Tritanopia#315663no blue cones; rare, and affects men and women equally; ΔE 38.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.15:1WCAG large text: AAA
Contrast with black, large text2.58:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 9Midnight blue · ΔE 25.1Rebecca purple · ΔE 25.9Slate blue · ΔE 29Steel blue · ΔE 30.1Medium purple · ΔE 30.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.99, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8B8B48
Analogous#486A8B, #6A488B
Triadic#8B4848, #488B48
Split complementary#8B6A48, #6A8B48
Tetradic#8B486A, #8B8B48, #488B6A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C0C0DF
Lighter +30%#9F9FCD
Lighter +20%#7D7DBC
Lighter +10%#5C5CAA
Darker −10%#373769
Darker −20%#252548
Darker −30%#141426
Darker −40%#020205
More saturated +25%#2E2EA5
Less saturated −25%#626271

Channel breakdown

R72
G72
B139
Red72 (28.2%)
Green72 (28.2%)
Blue139 (54.5%)
Hue240°
Saturation (HSL)31.75%
Lightness41.37%
Dominant channelBlue
Hex per channelR 48 · G 48 · B 8B

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Every value on this page was computed from “48488b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.