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Recognised as Colour

#ADB1DF

  • #ADB1DF
  • Blue
  • Dark
  • Nearest: Light steelblue

#ADB1DF is a blue with RGB values 173, 177, 223 and HSL 235°, 44%, 78%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#ADB1DF#ADB1DF
HEX#ADB1DF
RGBrgb(173, 177, 223)
RGB (0–1)0.6784, 0.6941, 0.8745
RGB percentages67.8%, 69.4%, 87.5%
HSLhsl(235.2, 43.9%, 77.6%)
HSV / HSBhsv(235.2, 22.4%, 87.5%)
CMYK22.4%, 20.6%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,383,263
CSS custom property--colour: #ADB1DF;

Brightness & contrast

Relative luminance0.45656WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.13:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.13:1WCAG normal text: AAA
Greyscale equivalent#B3B3B3
Inverted#524E20

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A5B6E1no red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#A2B2DEno green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#A2B9C1no blue cones; rare, and affects men and women equally; ΔE 22.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.13:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 13.7Thistle · ΔE 16.6Light skyblue · ΔE 20.8Lavender · ΔE 23.6Light slate grey · ΔE 23.9Sky blue · ΔE 24
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 13.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DFDBAD
Analogous#ADCADF, #C2ADDF
Triadic#DFADB1, #B1DFAD
Split complementary#DFC2AD, #CADFAD
Tetradic#DFADCA, #DFDBAD, #ADDFC2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F6F7FC
Lighter +10%#D2D4ED
Darker −10%#888ED1
Darker −20%#646BC2
Darker −30%#444DAF
Darker −40%#363D8A
More saturated +25%#9FA5ED
Less saturated −25%#BBBDD1

Channel breakdown

R173
G177
B223
Red173 (67.8%)
Green177 (69.4%)
Blue223 (87.5%)
Hue235.2°
Saturation (HSL)43.86%
Lightness77.65%
Dominant channelBlue
Hex per channelR AD · G B1 · B DF

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Every value on this page was computed from “adb1df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.