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Recognised as Colour

#899ED5

  • #899ED5
  • Blue
  • Dark
  • Nearest: Steel blue

#899ED5 is a blue with RGB values 137, 158, 213 and HSL 223°, 48%, 69%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#899ED5#899ED5
HEX#899ED5
RGBrgb(137, 158, 213)
RGB (0–1)0.5373, 0.6196, 0.8353
RGB percentages53.7%, 62%, 83.5%
HSLhsl(223.4, 47.5%, 68.6%)
HSV / HSBhsv(223.4, 35.7%, 83.5%)
CMYK35.7%, 25.8%, 0%, 16.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,019,093
CSS custom property--colour: #899ED5;

Brightness & contrast

Relative luminance0.34576WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.92:1
Contrast with white2.65:1WCAG normal text: Fail
Contrast with black7.92:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#76612A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8CA2D7no red cones; affects about 1% of men; ΔE 1.9 from the original
Deuteranopia#859CD4no green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#72A9B1no blue cones; rare, and affects men and women equally; ΔE 30 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.65:1WCAG large text: Fail
Contrast with black, large text7.92:1WCAG large text: AAA

Named colours

Steel blue · ΔE 16.5Cornflower blue · ΔE 19.5Light steelblue · ΔE 21.3Light skyblue · ΔE 22.1Light slate grey · ΔE 23Slate grey · ΔE 24.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 16.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D5C089
Analogous#89C4D5, #9A89D5
Triadic#D5899E, #9ED589
Split complementary#D59A89, #C4D589
Tetradic#D589C4, #D5C089, #89D59A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFBFD
Lighter +20%#D4DCF0
Lighter +10%#AFBDE2
Darker −10%#637FC8
Darker −20%#4162B7
Darker −30%#344E91
Darker −40%#26396C
More saturated +25%#7595E9
Less saturated −25%#9DA7C1

Channel breakdown

R137
G158
B213
Red137 (53.7%)
Green158 (62%)
Blue213 (83.5%)
Hue223.42°
Saturation (HSL)47.5%
Lightness68.63%
Dominant channelBlue
Hex per channelR 89 · G 9E · B D5

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Every value on this page was computed from “899ed5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.