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Recognised as Colour

#A1BBCC

  • #A1BBCC
  • Blue
  • Dark
  • Nearest: Light steelblue

#A1BBCC is a blue with RGB values 161, 187, 204 and HSL 204°, 30%, 72%. 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

#A1BBCC#A1BBCC
HEX#A1BBCC
RGBrgb(161, 187, 204)
RGB (0–1)0.6314, 0.7333, 0.8
RGB percentages63.1%, 73.3%, 80%
HSLhsl(203.7, 29.7%, 71.6%)
HSV / HSBhsv(203.7, 21.1%, 80%)
CMYK21.1%, 8.3%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,599,372
CSS custom property--colour: #A1BBCC;

Brightness & contrast

Relative luminance0.47477WCAG 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 10.5:1
Contrast with white2:1WCAG normal text: Fail
Contrast with black10.5:1WCAG normal text: AAA
Greyscale equivalent#B7B7B7
Inverted#5E4433

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B4BACDno red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#AEB5CCno green cones; the most common form, about 1% of men; ΔE 7.5 from the original
Tritanopia#95BFC0no blue cones; rare, and affects men and women equally; ΔE 10.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2:1WCAG large text: Fail
Contrast with black, large text10.5:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 6.7Light blue · ΔE 11Silver · ΔE 13Dark grey · ΔE 13.7Sky blue · ΔE 14.6Powder blue · ΔE 15.1
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 6.65, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCB2A1
Analogous#A1CCC8, #A1A5CC
Triadic#CCA1BB, #BBCCA1
Split complementary#CCA1A5, #CCC8A1
Tetradic#C8A1CC, #CCB2A1, #A5CCA1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E3EBF0
Lighter +10%#C2D3DE
Darker −10%#80A3BA
Darker −20%#5F8BA8
Darker −30%#4B7189
Darker −40%#395568
More saturated +25%#8FBFDE
Less saturated −25%#B3B7BA

Channel breakdown

R161
G187
B204
Red161 (63.1%)
Green187 (73.3%)
Blue204 (80%)
Hue203.72°
Saturation (HSL)29.66%
Lightness71.57%
Dominant channelBlue
Hex per channelR A1 · G BB · B CC

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Every value on this page was computed from “a1bbcc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.