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Recognised as Colour

#4574C0

  • #4574C0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4574C0 is a blue with RGB values 69, 116, 192 and HSL 217°, 49%, 51%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4574C0#4574C0
HEX#4574C0
RGBrgb(69, 116, 192)
RGB (0–1)0.2706, 0.4549, 0.7529
RGB percentages27.1%, 45.5%, 75.3%
HSLhsl(217.1, 49.4%, 51.2%)
HSV / HSBhsv(217.1, 64.1%, 75.3%)
CMYK64.1%, 39.6%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,551,872
CSS custom property--colour: #4574C0;

Brightness & contrast

Relative luminance0.17562WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.65:1
Contrast with white4.65:1WCAG normal text: AA
Contrast with black4.51:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#BA8B3F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#527BC3no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#406FBEno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#008591no blue cones; rare, and affects men and women equally; ΔE 45 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.65:1WCAG large text: AAA
Contrast with black, large text4.51:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13.8Steel blue · ΔE 17.9Dodgerblue · ΔE 21.5Dark slateblue · ΔE 25.5Royal blue · ΔE 27.4Medium purple · ΔE 29.7
Nearest named CSS colourCornflower blue (#6495ED)ΔE 13.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C09145
Analogous#45B2C0, #5345C0
Triadic#C04574, #74C045
Split complementary#C05345, #B2C045
Tetradic#C045B2, #C09145, #45C053

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDE6F4
Lighter +30%#B7C9E7
Lighter +20%#91ADDA
Lighter +10%#6B90CD
Darker −10%#355D9D
Darker −20%#284677
Darker −30%#1B3051
Darker −40%#0E192B
More saturated +25%#266DDF
Less saturated −25%#647BA1

Channel breakdown

R69
G116
B192
Red69 (27.1%)
Green116 (45.5%)
Blue192 (75.3%)
Hue217.07°
Saturation (HSL)49.4%
Lightness51.18%
Dominant channelBlue
Hex per channelR 45 · G 74 · B C0

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Every value on this page was computed from “4574c0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.