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Recognised as Colour

#4563A0

  • #4563A0
  • Blue
  • Dark
  • Nearest: Steel blue

#4563A0 is a blue with RGB values 69, 99, 160 and HSL 220°, 40%, 45%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4563A0#4563A0
HEX#4563A0
RGBrgb(69, 99, 160)
RGB (0–1)0.2706, 0.3882, 0.6275
RGB percentages27.1%, 38.8%, 62.7%
HSLhsl(220.2, 39.7%, 44.9%)
HSV / HSBhsv(220.2, 56.9%, 62.7%)
CMYK56.9%, 38.1%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,547,488
CSS custom property--colour: #4563A0;

Brightness & contrast

Relative luminance0.12727WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.92:1
Contrast with white5.92:1WCAG normal text: AA
Contrast with black3.55:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#BA9C5F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A68A2no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#3F609Fno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#08707Ano blue cones; rare, and affects men and women equally; ΔE 38.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.92:1WCAG large text: AAA
Contrast with black, large text3.55:1WCAG large text: AA

Named colours

Steel blue · ΔE 16.2Dark slateblue · ΔE 22.3Cornflower blue · ΔE 23.5Slate grey · ΔE 29.6Light slate grey · ΔE 30.4Dodgerblue · ΔE 32
Nearest named CSS colourSteel blue (#4682B4)ΔE 16.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A08245
Analogous#4591A0, #5445A0
Triadic#A04563, #63A045
Split complementary#A05445, #91A045
Tetradic#A04591, #A08245, #45A054

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C9D3E8
Lighter +30%#A6B6D8
Lighter +20%#8299C9
Lighter +10%#5E7CBA
Darker −10%#364D7C
Darker −20%#263759
Darker −30%#172135
Darker −40%#080B11
More saturated +25%#2859BD
Less saturated −25%#626D83

Channel breakdown

R69
G99
B160
Red69 (27.1%)
Green99 (38.8%)
Blue160 (62.7%)
Hue220.22°
Saturation (HSL)39.74%
Lightness44.9%
Dominant channelBlue
Hex per channelR 45 · G 63 · B A0

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Every value on this page was computed from “4563a0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.