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Recognised as Colour

#487AD0

  • #487AD0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#487AD0 is a blue with RGB values 72, 122, 208 and HSL 218°, 59%, 55%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#487AD0#487AD0
HEX#487AD0
RGBrgb(72, 122, 208)
RGB (0–1)0.2824, 0.4784, 0.8157
RGB percentages28.2%, 47.8%, 81.6%
HSLhsl(217.9, 59.1%, 54.9%)
HSV / HSBhsv(217.9, 65.4%, 81.6%)
CMYK65.4%, 41.3%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,750,032
CSS custom property--colour: #487AD0;

Brightness & contrast

Relative luminance0.19851WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.97:1
Contrast with white4.23:1WCAG normal text: Fail
Contrast with black4.97:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#B7852F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5382D3no red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#3E75CEno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#008E9Bno blue cones; rare, and affects men and women equally; ΔE 50.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.23:1WCAG large text: AA
Contrast with black, large text4.97:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.3Dodgerblue · ΔE 15.9Royal blue · ΔE 22.5Steel blue · ΔE 22.7Medium purple · ΔE 26.3Dark slateblue · ΔE 26.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D09E48
Analogous#48BED0, #5A48D0
Triadic#D0487A, #7AD048
Split complementary#D05A48, #BED048
Tetradic#D048BE, #D09E48, #48D05A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAF0FA
Lighter +30%#C2D2EF
Lighter +20%#99B5E5
Lighter +10%#7197DA
Darker −10%#2F61B6
Darker −20%#244B8E
Darker −30%#1A3665
Darker −40%#10203C
More saturated +25%#2B72ED
Less saturated −25%#6582B3

Channel breakdown

R72
G122
B208
Red72 (28.2%)
Green122 (47.8%)
Blue208 (81.6%)
Hue217.94°
Saturation (HSL)59.13%
Lightness54.9%
Dominant channelBlue
Hex per channelR 48 · G 7A · B D0

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Every value on this page was computed from “487ad0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.