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Recognised as Colour

#5B90BE

  • #5B90BE
  • Blue
  • Dark
  • Nearest: Steel blue

#5B90BE is a blue with RGB values 91, 144, 190 and HSL 208°, 43%, 55%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#5B90BE#5B90BE
HEX#5B90BE
RGBrgb(91, 144, 190)
RGB (0–1)0.3569, 0.5647, 0.7451
RGB percentages35.7%, 56.5%, 74.5%
HSLhsl(207.9, 43.2%, 55.1%)
HSV / HSBhsv(207.9, 52.1%, 74.5%)
CMYK52.1%, 24.2%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,000,830
CSS custom property--colour: #5B90BE;

Brightness & contrast

Relative luminance0.25888WCAG 2.x, 0 is black and 1 is white
Perceived brightness137 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.18:1
Contrast with white3.4:1WCAG normal text: Fail
Contrast with black6.18:1WCAG normal text: AA
Greyscale equivalent#888888
Inverted#A46F41

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7D91C0no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#7087BDno green cones; the most common form, about 1% of men; ΔE 10.4 from the original
Tritanopia#249BA0no blue cones; rare, and affects men and women equally; ΔE 30.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.4:1WCAG large text: AA
Contrast with black, large text6.18:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.2Light slate grey · ΔE 18.5Slate grey · ΔE 19.6Light skyblue · ΔE 22.7Deep skyblue · ΔE 23.7Cornflower blue · ΔE 24.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.18, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BE895B
Analogous#5BBEBB, #5B5FBE
Triadic#BE5B90, #90BE5B
Split complementary#BE5B5F, #BEBB5B
Tetradic#BB5BBE, #BE895B, #5FBE5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDF3F8
Lighter +30%#C9DAE9
Lighter +20%#A4C1DB
Lighter +10%#80A9CC
Darker −10%#4177A5
Darker −20%#335C80
Darker −30%#24425C
Darker −40%#162837
More saturated +25%#3E92DB
Less saturated −25%#788EA1

Channel breakdown

R91
G144
B190
Red91 (35.7%)
Green144 (56.5%)
Blue190 (74.5%)
Hue207.88°
Saturation (HSL)43.23%
Lightness55.1%
Dominant channelBlue
Hex per channelR 5B · G 90 · B BE

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Every value on this page was computed from “5b90be” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.