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Recognised as Colour

#4585A5

  • #4585A5
  • Blue
  • Dark
  • Nearest: Steel blue

#4585A5 is a blue with RGB values 69, 133, 165 and HSL 200°, 41%, 46%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4585A5#4585A5
HEX#4585A5
RGBrgb(69, 133, 165)
RGB (0–1)0.2706, 0.5216, 0.6471
RGB percentages27.1%, 52.2%, 64.7%
HSLhsl(200, 41%, 45.9%)
HSV / HSBhsv(200, 58.2%, 64.7%)
CMYK58.2%, 19.4%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,556,197
CSS custom property--colour: #4585A5;

Brightness & contrast

Relative luminance0.20757WCAG 2.x, 0 is black and 1 is white
Perceived brightness122.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.15:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.15:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#BA7A5A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7583A7no red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#6879A5no green cones; the most common form, about 1% of men; ΔE 16.1 from the original
Tritanopia#008E90no blue cones; rare, and affects men and women equally; ΔE 23.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.15:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.3Light slate grey · ΔE 15.2Slate grey · ΔE 15.4Cadetblue · ΔE 20Teal · ΔE 23.7Dark cyan · ΔE 24.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.27, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A56545
Analogous#45A595, #4555A5
Triadic#A54585, #85A545
Split complementary#A54555, #A59545
Tetradic#9545A5, #A56545, #55A545

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCE0EA
Lighter +30%#A8CADB
Lighter +20%#84B4CC
Lighter +10%#609EBD
Darker −10%#366881
Darker −20%#274B5D
Darker −30%#182E39
Darker −40%#091115
More saturated +25%#288FC2
Less saturated −25%#627B88

Channel breakdown

R69
G133
B165
Red69 (27.1%)
Green133 (52.2%)
Blue165 (64.7%)
Hue200°
Saturation (HSL)41.03%
Lightness45.88%
Dominant channelBlue
Hex per channelR 45 · G 85 · B A5

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Every value on this page was computed from “4585a5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.