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Colour

#445A9A

  • #445A9A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#445A9A is a blue with RGB values 68, 90, 154 and HSL 225°, 39%, 44%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#445A9A#445A9A
HEX#445A9A
RGBrgb(68, 90, 154)
RGB (0–1)0.2667, 0.3529, 0.6039
RGB percentages26.7%, 35.3%, 60.4%
HSLhsl(224.7, 38.7%, 43.5%)
HSV / HSBhsv(224.7, 55.8%, 60.4%)
CMYK55.8%, 41.6%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,479,642
CSS custom property--colour: #445A9A;

Brightness & contrast

Relative luminance0.10874WCAG 2.x, 0 is black and 1 is white
Perceived brightness94 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.61:1
Contrast with white6.61:1WCAG normal text: AA
Contrast with black3.17:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#BBA565

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3F619Cno red cones; affects about 1% of men; ΔE 5.5 from the original
Deuteranopia#355999no green cones; the most common form, about 1% of men; ΔE 3.3 from the original
Tritanopia#146872no blue cones; rare, and affects men and women equally; ΔE 40 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.61:1WCAG large text: AAA
Contrast with black, large text3.17:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 17.6Steel blue · ΔE 20.9Cornflower blue · ΔE 25.5Medium purple · ΔE 32.4Slate blue · ΔE 32.5Royal blue · ΔE 32.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.65, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9A8444
Analogous#44859A, #59449A
Triadic#9A445A, #5A9A44
Split complementary#9A5944, #859A44
Tetradic#9A4485, #9A8444, #449A59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C5CDE5
Lighter +30%#A1AFD6
Lighter +20%#7E90C6
Lighter +10%#5B72B6
Darker −10%#344577
Darker −20%#253153
Darker −30%#151C30
Darker −40%#06070C
More saturated +25%#284CB6
Less saturated −25%#60687E

Channel breakdown

R68
G90
B154
Red68 (26.7%)
Green90 (35.3%)
Blue154 (60.4%)
Hue224.65°
Saturation (HSL)38.74%
Lightness43.53%
Dominant channelBlue
Hex per channelR 44 · G 5A · B 9A

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Every value on this page was computed from “445a9a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.