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Colour

#A4BBF0

  • #A4BBF0
  • Blue
  • Dark
  • Nearest: Light steelblue

#A4BBF0 is a blue with RGB values 164, 187, 240 and HSL 222°, 72%, 79%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A4BBF0#A4BBF0
HEX#A4BBF0
RGBrgb(164, 187, 240)
RGB (0–1)0.6431, 0.7333, 0.9412
RGB percentages64.3%, 73.3%, 94.1%
HSLhsl(221.8, 71.7%, 79.2%)
HSV / HSBhsv(221.8, 31.7%, 94.1%)
CMYK31.7%, 22.1%, 0%, 5.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,796,016
CSS custom property--colour: #A4BBF0;

Brightness & contrast

Relative luminance0.49724WCAG 2.x, 0 is black and 1 is white
Perceived brightness187.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.94:1
Contrast with white1.92:1WCAG normal text: Fail
Contrast with black10.94:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#5B440F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AABFF2no red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#A3B8EFno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#8EC6CDno blue cones; rare, and affects men and women equally; ΔE 28.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.92:1WCAG large text: Fail
Contrast with black, large text10.94:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 15Light skyblue · ΔE 15.6Sky blue · ΔE 20.8Thistle · ΔE 22Light blue · ΔE 24.4Lavender · ΔE 25
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 14.96, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F0D9A4
Analogous#A4E1F0, #B3A4F0
Triadic#F0A4BB, #BBF0A4
Split complementary#F0B3A4, #E1F0A4
Tetradic#F0A4E1, #F0D9A4, #A4F0B3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FCFCFE
Lighter +10%#D0DCF7
Darker −10%#789AE9
Darker −20%#4C7AE2
Darker −30%#245AD7
Darker −40%#1C48AC
More saturated +25%#97B6FD
Less saturated −25%#B1C0E3

Channel breakdown

R164
G187
B240
Red164 (64.3%)
Green187 (73.3%)
Blue240 (94.1%)
Hue221.84°
Saturation (HSL)71.7%
Lightness79.22%
Dominant channelBlue
Hex per channelR A4 · G BB · B F0

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Every value on this page was computed from “a4bbf0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.