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Recognised as Colour

#375EC0

  • #375EC0
  • Blue
  • Dark
  • Nearest: Royal blue

#375EC0 is a blue with RGB values 55, 94, 192 and HSL 223°, 55%, 48%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#375EC0#375EC0
HEX#375EC0
RGBrgb(55, 94, 192)
RGB (0–1)0.2157, 0.3686, 0.7529
RGB percentages21.6%, 36.9%, 75.3%
HSLhsl(222.9, 55.5%, 48.4%)
HSV / HSBhsv(222.9, 71.4%, 75.3%)
CMYK71.4%, 51%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,628,736
CSS custom property--colour: #375EC0;

Brightness & contrast

Relative luminance0.12623WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.96:1
Contrast with white5.96:1WCAG normal text: AA
Contrast with black3.52:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#C8A13F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#226AC4no red cones; affects about 1% of men; ΔE 9.4 from the original
Deuteranopia#005EBEno green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#007586no blue cones; rare, and affects men and women equally; ΔE 56.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.96:1WCAG large text: AAA
Contrast with black, large text3.52:1WCAG large text: AA

Named colours

Royal blue · ΔE 12.9Slate blue · ΔE 16.6Dark slateblue · ΔE 18.6Dodgerblue · ΔE 21.4Medium purple · ΔE 21.9Cornflower blue · ΔE 23.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 12.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C09937
Analogous#37A3C0, #5437C0
Triadic#C0375E, #5EC037
Split complementary#C05437, #A3C037
Tetradic#C037A3, #C09937, #37C054

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1DAF2
Lighter +30%#A9BBE7
Lighter +20%#829BDB
Lighter +10%#5A7CD0
Darker −10%#2C4B98
Darker −20%#203771
Darker −30%#152449
Darker −40%#0A1021
More saturated +25%#1851DF
Less saturated −25%#566BA1

Channel breakdown

R55
G94
B192
Red55 (21.6%)
Green94 (36.9%)
Blue192 (75.3%)
Hue222.92°
Saturation (HSL)55.47%
Lightness48.43%
Dominant channelBlue
Hex per channelR 37 · G 5E · B C0

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Every value on this page was computed from “375ec0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.