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Recognised as Colour

#5770CE

  • #5770CE
  • Blue
  • Dark
  • Nearest: Royal blue

#5770CE is a blue with RGB values 87, 112, 206 and HSL 227°, 55%, 57%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#5770CE#5770CE
HEX#5770CE
RGBrgb(87, 112, 206)
RGB (0–1)0.3412, 0.4392, 0.8078
RGB percentages34.1%, 43.9%, 80.8%
HSLhsl(227.4, 54.8%, 57.5%)
HSV / HSBhsv(227.4, 57.8%, 80.8%)
CMYK57.8%, 45.6%, 0%, 19.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,730,510
CSS custom property--colour: #5770CE;

Brightness & contrast

Relative luminance0.18071WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.61:1
Contrast with white4.55:1WCAG normal text: AA
Contrast with black4.61:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#A88F31

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#447BD2no red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#3471CCno green cones; the most common form, about 1% of men; ΔE 7.3 from the original
Tritanopia#008595no blue cones; rare, and affects men and women equally; ΔE 55.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.55:1WCAG large text: AAA
Contrast with black, large text4.61:1WCAG large text: AAA

Named colours

Royal blue · ΔE 15.6Cornflower blue · ΔE 15.8Dodgerblue · ΔE 17.8Slate blue · ΔE 18.7Medium purple · ΔE 18.7Dark slateblue · ΔE 22.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 15.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CEB557
Analogous#57ABCE, #7A57CE
Triadic#CE5770, #70CE57
Split complementary#CE7A57, #ABCE57
Tetradic#CE57AB, #CEB557, #57CE7A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F6FC
Lighter +30%#CDD5F1
Lighter +20%#A6B3E5
Lighter +10%#7E92DA
Darker −10%#3753BB
Darker −20%#2B4194
Darker −30%#20306C
Darker −40%#141E45
More saturated +25%#3C60E9
Less saturated −25%#7280B3

Channel breakdown

R87
G112
B206
Red87 (34.1%)
Green112 (43.9%)
Blue206 (80.8%)
Hue227.39°
Saturation (HSL)54.84%
Lightness57.45%
Dominant channelBlue
Hex per channelR 57 · G 70 · B CE

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Every value on this page was computed from “5770ce” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.