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Colour

#0057FC

  • #0057FC
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0057FC is a blue with RGB values 0, 87, 252 and HSL 219°, 100%, 49%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0057FC#0057FC
HEX#0057FC
RGBrgb(0, 87, 252)
RGB (0–1)0, 0.3412, 0.9882
RGB percentages0%, 34.1%, 98.8%
HSLhsl(219.3, 100%, 49.4%)
HSV / HSBhsv(219.3, 100%, 98.8%)
CMYK100%, 65.5%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer22,524
CSS custom property--colour: #0057FC;

Brightness & contrast

Relative luminance0.13845WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.57:1
Contrast with white5.57:1WCAG normal text: AA
Contrast with black3.77:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#FFA803

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0073FFno red cones; affects about 1% of men; ΔE 20.7 from the original
Deuteranopia#005DF9no green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#0084A2no blue cones; rare, and affects men and women equally; ΔE 88.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.57:1WCAG large text: AAA
Contrast with black, large text3.77:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23Royal blue · ΔE 27.8Blue violet · ΔE 29Slate blue · ΔE 29.9Medium blue · ΔE 30.8Dark orchid · ΔE 34.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 22.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FCA500
Analogous#00D5FC, #2700FC
Triadic#FC0057, #57FC00
Split complementary#FC2700, #D5FC00
Tetradic#FC00D5, #FCA500, #00FC27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9DCFF
Lighter +30%#96BAFF
Lighter +20%#6399FF
Lighter +10%#3077FF
Darker −10%#0045C9
Darker −20%#003496
Darker −30%#002263
Darker −40%#001130
More saturated +25%#0057FC
Less saturated −25%#2061DD

Channel breakdown

R0
G87
B252
Red0 (0%)
Green87 (34.1%)
Blue252 (98.8%)
Hue219.29°
Saturation (HSL)100%
Lightness49.41%
Dominant channelBlue
Hex per channelR 00 · G 57 · B FC

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Every value on this page was computed from “0057fc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.