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Recognised as Colour

#A1C1FA

  • #A1C1FA
  • Blue
  • Light
  • Nearest: Light skyblue

#A1C1FA is a blue with RGB values 161, 193, 250 and HSL 218°, 90%, 81%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#A1C1FA#A1C1FA
HEX#A1C1FA
RGBrgb(161, 193, 250)
RGB (0–1)0.6314, 0.7569, 0.9804
RGB percentages63.1%, 75.7%, 98%
HSLhsl(218.4, 89.9%, 80.6%)
HSV / HSBhsv(218.4, 35.6%, 98%)
CMYK35.6%, 22.8%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,600,954
CSS custom property--colour: #A1C1FA;

Brightness & contrast

Relative luminance0.52619WCAG 2.x, 0 is black and 1 is white
Perceived brightness191.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.52:1
Contrast with white1.82:1WCAG normal text: Fail
Contrast with black11.52:1WCAG normal text: AAA
Greyscale equivalent#BEBEBE
Inverted#5E3E05

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADC4FDno red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#A4BCF9no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#85CDD4no blue cones; rare, and affects men and women equally; ΔE 31.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.82:1WCAG large text: Fail
Contrast with black, large text11.52:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 14Light steelblue · ΔE 16.9Sky blue · ΔE 20.4Deep skyblue · ΔE 23.7Cornflower blue · ΔE 24.6Thistle · ΔE 24.8
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 14.02, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FADAA1
Analogous#A1EEFA, #AEA1FA
Triadic#FAA1C1, #C1FAA1
Split complementary#FAADA1, #EEFAA1
Tetradic#FAA1EE, #FADAA1, #A1FAAD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#D1E1FD
Darker −10%#71A1F7
Darker −20%#4081F5
Darker −30%#1061F2
Darker −40%#0A4DC5
More saturated +25%#9CC0FF
Less saturated −25%#ADC4EE

Channel breakdown

R161
G193
B250
Red161 (63.1%)
Green193 (75.7%)
Blue250 (98%)
Hue218.43°
Saturation (HSL)89.9%
Lightness80.59%
Dominant channelBlue
Hex per channelR A1 · G C1 · B FA

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Every value on this page was computed from “a1c1fa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.