Nerdulator> put something in

Recognised as Colour

#4870AD

  • #4870AD
  • Blue
  • Dark
  • Nearest: Steel blue

#4870AD is a blue with RGB values 72, 112, 173 and HSL 216°, 41%, 48%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4870AD#4870AD
HEX#4870AD
RGBrgb(72, 112, 173)
RGB (0–1)0.2824, 0.4392, 0.6784
RGB percentages28.2%, 43.9%, 67.8%
HSLhsl(216.2, 41.2%, 48%)
HSV / HSBhsv(216.2, 58.4%, 67.8%)
CMYK58.4%, 35.3%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,747,437
CSS custom property--colour: #4870AD;

Brightness & contrast

Relative luminance0.15983WCAG 2.x, 0 is black and 1 is white
Perceived brightness111 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5:1
Contrast with white5:1WCAG normal text: AA
Contrast with black4.2:1WCAG normal text: Fail
Greyscale equivalent#6C6C6C
Inverted#B78F52

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5775B0no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#4A6BACno green cones; the most common form, about 1% of men; ΔE 3.8 from the original
Tritanopia#007E86no blue cones; rare, and affects men and women equally; ΔE 39 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5:1WCAG large text: AAA
Contrast with black, large text4.2:1WCAG large text: AA

Named colours

Steel blue · ΔE 11.4Cornflower blue · ΔE 20Dark slateblue · ΔE 27.2Slate grey · ΔE 27.7Light slate grey · ΔE 28.1Dodgerblue · ΔE 29.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD8548
Analogous#48A3AD, #5248AD
Triadic#AD4870, #70AD48
Split complementary#AD5348, #A3AD48
Tetradic#AD48A3, #AD8548, #48AD53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4DEED
Lighter +30%#B0C2DE
Lighter +20%#8CA7CF
Lighter +10%#688BC0
Darker −10%#395989
Darker −20%#2A4165
Darker −30%#1B2A41
Darker −40%#0C131D
More saturated +25%#296ACC
Less saturated −25%#67768E

Channel breakdown

R72
G112
B173
Red72 (28.2%)
Green112 (43.9%)
Blue173 (67.8%)
Hue216.24°
Saturation (HSL)41.22%
Lightness48.04%
Dominant channelBlue
Hex per channelR 48 · G 70 · B AD

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “4870ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.