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Recognised as Colour

#ADBDE4

  • #ADBDE4
  • Blue
  • Light
  • Nearest: Light steelblue

#ADBDE4 is a blue with RGB values 173, 189, 228 and HSL 223°, 50%, 79%. It is a light colour, so black text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#ADBDE4#ADBDE4
HEX#ADBDE4
RGBrgb(173, 189, 228)
RGB (0–1)0.6784, 0.7412, 0.8941
RGB percentages67.8%, 74.1%, 89.4%
HSLhsl(222.5, 50.5%, 78.6%)
HSV / HSBhsv(222.5, 24.1%, 89.4%)
CMYK24.1%, 17.1%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,386,340
CSS custom property--colour: #ADBDE4;

Brightness & contrast

Relative luminance0.50881WCAG 2.x, 0 is black and 1 is white
Perceived brightness189.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.18:1
Contrast with white1.88:1WCAG normal text: Fail
Contrast with black11.18:1WCAG normal text: AAA
Greyscale equivalent#BCBCBC
Inverted#52421B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1C0E6no red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#ACBBE3no green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#9FC5CAno blue cones; rare, and affects men and women equally; ΔE 20.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.88:1WCAG large text: Fail
Contrast with black, large text11.18:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 7.6Light skyblue · ΔE 15.9Thistle · ΔE 16.2Sky blue · ΔE 18Light blue · ΔE 18.4Lavender · ΔE 19.2
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 7.59, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E4D4AD
Analogous#ADD9E4, #B8ADE4
Triadic#E4ADBD, #BDE4AD
Split complementary#E4B9AD, #D9E4AD
Tetradic#E4ADD9, #E4D4AD, #ADE4B9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FAFBFD
Lighter +10%#D3DCF1
Darker −10%#879ED7
Darker −20%#607FCB
Darker −30%#3D62BB
Darker −40%#314E94
More saturated +25%#9FB7F2
Less saturated −25%#BBC3D6

Channel breakdown

R173
G189
B228
Red173 (67.8%)
Green189 (74.1%)
Blue228 (89.4%)
Hue222.55°
Saturation (HSL)50.46%
Lightness78.63%
Dominant channelBlue
Hex per channelR AD · G BD · B E4

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Every value on this page was computed from “adbde4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.