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Recognised as Colour

#A4AFE4

  • #A4AFE4
  • Blue
  • Dark
  • Nearest: Light steelblue

#A4AFE4 is a blue with RGB values 164, 175, 228 and HSL 230°, 54%, 77%. It is a dark colour, so black text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A4AFE4#A4AFE4
HEX#A4AFE4
RGBrgb(164, 175, 228)
RGB (0–1)0.6431, 0.6863, 0.8941
RGB percentages64.3%, 68.6%, 89.4%
HSLhsl(229.7, 54.2%, 76.9%)
HSV / HSBhsv(229.7, 28.1%, 89.4%)
CMYK28.1%, 23.2%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,792,932
CSS custom property--colour: #A4AFE4;

Brightness & contrast

Relative luminance0.44154WCAG 2.x, 0 is black and 1 is white
Perceived brightness178.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.83:1
Contrast with white2.14:1WCAG normal text: Fail
Contrast with black9.83:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#5B501B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9FB4E6no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#9BAFE3no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#94B9C1no blue cones; rare, and affects men and women equally; ΔE 27 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.14:1WCAG large text: Fail
Contrast with black, large text9.83:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 16.8Light skyblue · ΔE 20.2Thistle · ΔE 20.8Steel blue · ΔE 23.6Cornflower blue · ΔE 23.9Sky blue · ΔE 24.7
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 16.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E4D9A4
Analogous#A4CFE4, #B9A4E4
Triadic#E4A4AF, #AFE4A4
Split complementary#E4B9A4, #CFE4A4
Tetradic#E4A4CF, #E4D9A4, #A4E4B9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F3F4FB
Lighter +10%#CBD2F0
Darker −10%#7D8CD8
Darker −20%#556ACD
Darker −30%#374DB8
Darker −40%#2B3D91
More saturated +25%#95A5F3
Less saturated −25%#B3B9D5

Channel breakdown

R164
G175
B228
Red164 (64.3%)
Green175 (68.6%)
Blue228 (89.4%)
Hue229.69°
Saturation (HSL)54.24%
Lightness76.86%
Dominant channelBlue
Hex per channelR A4 · G AF · B E4

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Every value on this page was computed from “a4afe4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.