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Recognised as Colour

#4875AD

  • #4875AD
  • Blue
  • Dark
  • Nearest: Steel blue

#4875AD is a blue with RGB values 72, 117, 173 and HSL 213°, 41%, 48%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4875AD#4875AD
HEX#4875AD
RGBrgb(72, 117, 173)
RGB (0–1)0.2824, 0.4588, 0.6784
RGB percentages28.2%, 45.9%, 67.8%
HSLhsl(213.3, 41.2%, 48%)
HSV / HSBhsv(213.3, 58.4%, 67.8%)
CMYK58.4%, 32.4%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,748,717
CSS custom property--colour: #4875AD;

Brightness & contrast

Relative luminance0.17117WCAG 2.x, 0 is black and 1 is white
Perceived brightness114 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.75:1
Contrast with white4.75:1WCAG normal text: AA
Contrast with black4.42:1WCAG normal text: Fail
Greyscale equivalent#6F6F6F
Inverted#B78A52

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5E78AFno red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#516FACno green cones; the most common form, about 1% of men; ΔE 5.7 from the original
Tritanopia#008289no blue cones; rare, and affects men and women equally; ΔE 36.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.75:1WCAG large text: AAA
Contrast with black, large text4.42:1WCAG large text: AA

Named colours

Steel blue · ΔE 7.4Cornflower blue · ΔE 21.4Slate grey · ΔE 24.6Light slate grey · ΔE 24.9Dark slateblue · ΔE 31Dodgerblue · ΔE 32
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.45, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD8048
Analogous#48A8AD, #4D48AD
Triadic#AD4875, #75AD48
Split complementary#AD4E48, #A8AD48
Tetradic#AD48A8, #AD8048, #48AD4E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4DFED
Lighter +30%#B0C4DE
Lighter +20%#8CAACF
Lighter +10%#688FC0
Darker −10%#395D89
Darker −20%#2A4465
Darker −30%#1B2C41
Darker −40%#0C141D
More saturated +25%#2972CC
Less saturated −25%#67788E

Channel breakdown

R72
G117
B173
Red72 (28.2%)
Green117 (45.9%)
Blue173 (67.8%)
Hue213.27°
Saturation (HSL)41.22%
Lightness48.04%
Dominant channelBlue
Hex per channelR 48 · G 75 · B AD

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Every value on this page was computed from “4875ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.