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Recognised as Colour

#574FEA

  • #574FEA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#574FEA is a blue with RGB values 87, 79, 234 and HSL 243°, 79%, 61%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#574FEA#574FEA
HEX#574FEA
RGBrgb(87, 79, 234)
RGB (0–1)0.3412, 0.3098, 0.9176
RGB percentages34.1%, 31%, 91.8%
HSLhsl(243.1, 78.7%, 61.4%)
HSV / HSBhsv(243.1, 66.2%, 91.8%)
CMYK62.8%, 66.2%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,722,090
CSS custom property--colour: #574FEA;

Brightness & contrast

Relative luminance0.13559WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.66:1
Contrast with white5.66:1WCAG normal text: AA
Contrast with black3.71:1WCAG normal text: Fail
Greyscale equivalent#5C5C5C
Inverted#A8B015

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DEFno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#0061E7no green cones; the most common form, about 1% of men; ΔE 19.3 from the original
Tritanopia#007896no blue cones; rare, and affects men and women equally; ΔE 84.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.66:1WCAG large text: AAA
Contrast with black, large text3.71:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 16.2Blue violet · ΔE 21.9Slate blue · ΔE 23Dark orchid · ΔE 24.1Royal blue · ΔE 25.3Dark violet · ΔE 29.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 16.21, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E2EA4F
Analogous#4F94EA, #A54FEA
Triadic#EA574F, #4FEA57
Split complementary#EAA54F, #94EA4F
Tetradic#EA4F94, #E2EA4F, #4FEAA5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D9D8FA
Lighter +20%#AEAAF5
Lighter +10%#827DEF
Darker −10%#2C21E5
Darker −20%#1F16BD
Darker −30%#18118F
Darker −40%#100C61
More saturated +25%#443AFF
Less saturated −25%#6D68D1

Channel breakdown

R87
G79
B234
Red87 (34.1%)
Green79 (31%)
Blue234 (91.8%)
Hue243.1°
Saturation (HSL)78.68%
Lightness61.37%
Dominant channelBlue
Hex per channelR 57 · G 4F · B EA

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Every value on this page was computed from “574fea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.