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Recognised as Colour

#45586C

  • #45586C
  • Blue
  • Dark
  • Nearest: Dark slate grey

#45586C is a blue with RGB values 69, 88, 108 and HSL 211°, 22%, 35%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#45586C#45586C
HEX#45586C
RGBrgb(69, 88, 108)
RGB (0–1)0.2706, 0.3451, 0.4235
RGB percentages27.1%, 34.5%, 42.4%
HSLhsl(210.8, 22%, 34.7%)
HSV / HSBhsv(210.8, 36.1%, 42.4%)
CMYK36.1%, 18.5%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,544,620
CSS custom property--colour: #45586C;

Brightness & contrast

Relative luminance0.09327WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.33:1
Contrast with white7.33:1WCAG normal text: AAA
Contrast with black2.87:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#BAA793

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#50586Dno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#4C546Cno green cones; the most common form, about 1% of men; ΔE 5 from the original
Tritanopia#395D5Fno blue cones; rare, and affects men and women equally; ΔE 13.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.33:1WCAG large text: AAA
Contrast with black, large text2.87:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.1Dim grey · ΔE 16Slate grey · ΔE 16.5Light slate grey · ΔE 19.5Gray · ΔE 22Steel blue · ΔE 24.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.08, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C5945
Analogous#456C6C, #45456C
Triadic#6C4558, #586C45
Split complementary#6C4645, #6B6C45
Tetradic#6C456C, #6C5945, #456C46

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B0BECD
Lighter +30%#91A4B9
Lighter +20%#728BA5
Lighter +10%#59718B
Darker −10%#313F4D
Darker −20%#1D252E
Darker −30%#090C0F
Darker −40%#000000
More saturated +25%#2F5782
Less saturated −25%#595959

Channel breakdown

R69
G88
B108
Red69 (27.1%)
Green88 (34.5%)
Blue108 (42.4%)
Hue210.77°
Saturation (HSL)22.03%
Lightness34.71%
Dominant channelBlue
Hex per channelR 45 · G 58 · B 6C

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Every value on this page was computed from “45586c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.