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Recognised as Colour

#A4B8DC

  • #A4B8DC
  • Blue
  • Dark
  • Nearest: Light steelblue

#A4B8DC is a blue with RGB values 164, 184, 220 and HSL 219°, 44%, 75%. 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

#A4B8DC#A4B8DC
HEX#A4B8DC
RGBrgb(164, 184, 220)
RGB (0–1)0.6431, 0.7216, 0.8627
RGB percentages64.3%, 72.2%, 86.3%
HSLhsl(218.6, 44.4%, 75.3%)
HSV / HSBhsv(218.6, 25.5%, 86.3%)
CMYK25.5%, 16.4%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,795,228
CSS custom property--colour: #A4B8DC;

Brightness & contrast

Relative luminance0.47341WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.47:1
Contrast with white2.01:1WCAG normal text: Fail
Contrast with black10.47:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#5B4723

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACBADEno red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#A7B5DBno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#95BFC4no blue cones; rare, and affects men and women equally; ΔE 19.1 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 text10.47:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 6.9Light skyblue · ΔE 15.4Sky blue · ΔE 16.6Thistle · ΔE 17.4Light blue · ΔE 17.6Lavender · ΔE 20.6
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 6.93, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DCC8A4
Analogous#A4D4DC, #ACA4DC
Triadic#DCA4B8, #B8DCA4
Split complementary#DCACA4, #D4DCA4
Tetradic#DCA4D4, #DCC8A4, #A4DCAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EEF1F8
Lighter +10%#C9D5EA
Darker −10%#7F9BCE
Darker −20%#5A7FC0
Darker −30%#4065A7
Darker −40%#324F82
More saturated +25%#94B3EC
Less saturated −25%#B4BCCC

Channel breakdown

R164
G184
B220
Red164 (64.3%)
Green184 (72.2%)
Blue220 (86.3%)
Hue218.57°
Saturation (HSL)44.44%
Lightness75.29%
Dominant channelBlue
Hex per channelR A4 · G B8 · B DC

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Every value on this page was computed from “a4b8dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.