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Colour

#899FDB

  • #899FDB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#899FDB is a blue with RGB values 137, 159, 219 and HSL 224°, 53%, 70%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#899FDB#899FDB
HEX#899FDB
RGBrgb(137, 159, 219)
RGB (0–1)0.5373, 0.6235, 0.8588
RGB percentages53.7%, 62.4%, 85.9%
HSLhsl(223.9, 53.2%, 69.8%)
HSV / HSBhsv(223.9, 37.4%, 85.9%)
CMYK37.4%, 27.4%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,019,355
CSS custom property--colour: #899FDB;

Brightness & contrast

Relative luminance0.35229WCAG 2.x, 0 is black and 1 is white
Perceived brightness161 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.05:1
Contrast with white2.61:1WCAG normal text: Fail
Contrast with black8.05:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#766024

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BA4DEno red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#839DDAno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#70ABB4no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.61:1WCAG large text: Fail
Contrast with black, large text8.05:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 17Steel blue · ΔE 17.4Light skyblue · ΔE 22.9Light steelblue · ΔE 23.2Light slate grey · ΔE 25.7Deep skyblue · ΔE 27.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 17.01, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DBC589
Analogous#89C8DB, #9C89DB
Triadic#DB899F, #9FDB89
Split complementary#DB9C89, #C8DB89
Tetradic#DB89C8, #DBC589, #89DB9C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFEFF
Lighter +20%#D7DFF3
Lighter +10%#B0BFE7
Darker −10%#627FCF
Darker −20%#3B60C3
Darker −30%#2F4C9C
Darker −40%#243974
More saturated +25%#7696EE
Less saturated −25%#9CA8C8

Channel breakdown

R137
G159
B219
Red137 (53.7%)
Green159 (62.4%)
Blue219 (85.9%)
Hue223.9°
Saturation (HSL)53.25%
Lightness69.8%
Dominant channelBlue
Hex per channelR 89 · G 9F · B DB

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