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Recognised as Colour

#5787F9

  • #5787F9
  • Blue
  • Dark
  • Nearest: Dodgerblue

#5787F9 is a blue with RGB values 87, 135, 249 and HSL 222°, 93%, 66%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#5787F9#5787F9
HEX#5787F9
RGBrgb(87, 135, 249)
RGB (0–1)0.3412, 0.5294, 0.9765
RGB percentages34.1%, 52.9%, 97.6%
HSLhsl(222.2, 93.1%, 65.9%)
HSV / HSBhsv(222.2, 65.1%, 97.6%)
CMYK65.1%, 45.8%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,736,441
CSS custom property--colour: #5787F9;

Brightness & contrast

Relative luminance0.26194WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.24:1
Contrast with white3.37:1WCAG normal text: Fail
Contrast with black6.24:1WCAG normal text: AA
Greyscale equivalent#858585
Inverted#A87806

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4E94FDno red cones; affects about 1% of men; ΔE 9 from the original
Deuteranopia#2E85F7no green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#00A1B4no blue cones; rare, and affects men and women equally; ΔE 63.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.37:1WCAG large text: AA
Contrast with black, large text6.24:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.6Royal blue · ΔE 12.9Cornflower blue · ΔE 16.5Medium purple · ΔE 21.3Slate blue · ΔE 21.5Medium slateblue · ΔE 22.8
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.58, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F9C957
Analogous#57D8F9, #7857F9
Triadic#F95787, #87F957
Split complementary#F97857, #D8F957
Tetradic#F957D8, #F9C957, #57F978

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EBF1FE
Lighter +20%#B9CDFD
Lighter +10%#88AAFB
Darker −10%#2664F7
Darker −20%#0849E2
Darker −30%#0639B1
Darker −40%#05297F
More saturated +25%#5185FF
Less saturated −25%#6D90E3

Channel breakdown

R87
G135
B249
Red87 (34.1%)
Green135 (52.9%)
Blue249 (97.6%)
Hue222.22°
Saturation (HSL)93.1%
Lightness65.88%
Dominant channelBlue
Hex per channelR 57 · G 87 · B F9

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Every value on this page was computed from “5787f9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.