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Recognised as Colour

#ADB5DF

  • #ADB5DF
  • Blue
  • Dark
  • Nearest: Light steelblue

#ADB5DF is a blue with RGB values 173, 181, 223 and HSL 230°, 44%, 78%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#ADB5DF#ADB5DF
HEX#ADB5DF
RGBrgb(173, 181, 223)
RGB (0–1)0.6784, 0.7098, 0.8745
RGB percentages67.8%, 71%, 87.5%
HSLhsl(230.4, 43.9%, 77.6%)
HSV / HSBhsv(230.4, 22.4%, 87.5%)
CMYK22.4%, 18.8%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,384,287
CSS custom property--colour: #ADB5DF;

Brightness & contrast

Relative luminance0.4726WCAG 2.x, 0 is black and 1 is white
Perceived brightness184 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.45:1
Contrast with white2.01:1WCAG normal text: Fail
Contrast with black10.45:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#524A20

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A9B9E1no red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#A6B5DEno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#A1BDC3no blue cones; rare, and affects men and women equally; ΔE 21.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.01:1WCAG large text: Fail
Contrast with black, large text10.45:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 10.8Thistle · ΔE 15.7Light skyblue · ΔE 19Lavender · ΔE 21.5Sky blue · ΔE 21.5Light blue · ΔE 22.1
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 10.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DFD7AD
Analogous#ADCEDF, #BEADDF
Triadic#DFADB5, #B5DFAD
Split complementary#DFBEAD, #CEDFAD
Tetradic#DFADCE, #DFD7AD, #ADDFBE

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F6F7FC
Lighter +10%#D2D6ED
Darker −10%#8894D1
Darker −20%#6473C2
Darker −30%#4455AF
Darker −40%#36438A
More saturated +25%#9FABED
Less saturated −25%#BBBFD1

Channel breakdown

R173
G181
B223
Red173 (67.8%)
Green181 (71%)
Blue223 (87.5%)
Hue230.4°
Saturation (HSL)43.86%
Lightness77.65%
Dominant channelBlue
Hex per channelR AD · G B5 · B DF

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Every value on this page was computed from “adb5df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.