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Recognised as Colour

#576BD2

  • #576BD2
  • Blue
  • Dark
  • Nearest: Royal blue

#576BD2 is a blue with RGB values 87, 107, 210 and HSL 230°, 58%, 58%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#576BD2#576BD2
HEX#576BD2
RGBrgb(87, 107, 210)
RGB (0–1)0.3412, 0.4196, 0.8235
RGB percentages34.1%, 42%, 82.4%
HSLhsl(230.2, 57.7%, 58.2%)
HSV / HSBhsv(230.2, 58.6%, 82.4%)
CMYK58.6%, 49%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,729,234
CSS custom property--colour: #576BD2;

Brightness & contrast

Relative luminance0.17195WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.73:1
Contrast with white4.73:1WCAG normal text: AA
Contrast with black4.44:1WCAG normal text: Fail
Greyscale equivalent#6E6E6E
Inverted#A8942D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3679D6no red cones; affects about 1% of men; ΔE 12.9 from the original
Deuteranopia#206ED0no green cones; the most common form, about 1% of men; ΔE 10.3 from the original
Tritanopia#008294no blue cones; rare, and affects men and women equally; ΔE 59.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.73:1WCAG large text: AAA
Contrast with black, large text4.44:1WCAG large text: AA

Named colours

Royal blue · ΔE 10.1Slate blue · ΔE 13.2Medium purple · ΔE 15.9Dodgerblue · ΔE 18.9Cornflower blue · ΔE 20.4Medium slateblue · ΔE 20.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D2BE57
Analogous#57A8D2, #8157D2
Triadic#D2576B, #6BD257
Split complementary#D28157, #A8D257
Tetradic#D257A8, #D2BE57, #57D280

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8F9FD
Lighter +30%#D0D5F2
Lighter +20%#A7B2E8
Lighter +10%#7F8EDD
Darker −10%#344BC2
Darker −20%#293C9A
Darker −30%#1E2C72
Darker −40%#141C49
More saturated +25%#3C59ED
Less saturated −25%#727DB7

Channel breakdown

R87
G107
B210
Red87 (34.1%)
Green107 (42%)
Blue210 (82.4%)
Hue230.24°
Saturation (HSL)57.75%
Lightness58.24%
Dominant channelBlue
Hex per channelR 57 · G 6B · B D2

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Every value on this page was computed from “576bd2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.