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Recognised as Colour

#ADB3DE

  • #ADB3DE
  • Blue
  • Dark
  • Nearest: Light steelblue

#ADB3DE is a blue with RGB values 173, 179, 222 and HSL 233°, 43%, 77%. It is a dark colour, so black text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#ADB3DE#ADB3DE
HEX#ADB3DE
RGBrgb(173, 179, 222)
RGB (0–1)0.6784, 0.702, 0.8706
RGB percentages67.8%, 70.2%, 87.1%
HSLhsl(232.7, 42.6%, 77.5%)
HSV / HSBhsv(232.7, 22.1%, 87.1%)
CMYK22.1%, 19.4%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,383,774
CSS custom property--colour: #ADB3DE;

Brightness & contrast

Relative luminance0.46398WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.28:1
Contrast with white2.04:1WCAG normal text: Fail
Contrast with black10.28:1WCAG normal text: AAA
Greyscale equivalent#B5B5B5
Inverted#524C21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A7B7E0no red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#A5B4DDno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#A2BBC1no blue cones; rare, and affects men and women equally; ΔE 21.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.04:1WCAG large text: Fail
Contrast with black, large text10.28:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 11.8Thistle · ΔE 15.7Light skyblue · ΔE 19.8Lavender · ΔE 22.2Sky blue · ΔE 22.5Light slate grey · ΔE 23
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 11.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DED8AD
Analogous#ADCBDE, #C0ADDE
Triadic#DEADB3, #B3DEAD
Split complementary#DEC0AD, #CBDEAD
Tetradic#DEADCB, #DED8AD, #ADDEC0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F6F6FB
Lighter +10%#D1D5ED
Darker −10%#8991CF
Darker −20%#6470C1
Darker −30%#4552AD
Darker −40%#374188
More saturated +25%#9FA8EC
Less saturated −25%#BBBED0

Channel breakdown

R173
G179
B222
Red173 (67.8%)
Green179 (70.2%)
Blue222 (87.1%)
Hue232.65°
Saturation (HSL)42.61%
Lightness77.45%
Dominant channelBlue
Hex per channelR AD · G B3 · B DE

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Every value on this page was computed from “adb3de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.