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Recognised as Colour

#A1C1D2

  • #A1C1D2
  • Blue
  • Light
  • Nearest: Light steelblue

#A1C1D2 is a blue with RGB values 161, 193, 210 and HSL 201°, 35%, 73%. It is a light colour, so black text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A1C1D2#A1C1D2
HEX#A1C1D2
RGBrgb(161, 193, 210)
RGB (0–1)0.6314, 0.7569, 0.8235
RGB percentages63.1%, 75.7%, 82.4%
HSLhsl(200.8, 35.3%, 72.7%)
HSV / HSBhsv(200.8, 23.3%, 82.4%)
CMYK23.3%, 8.1%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,600,914
CSS custom property--colour: #A1C1D2;

Brightness & contrast

Relative luminance0.5037WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.07:1
Contrast with white1.9:1WCAG normal text: Fail
Contrast with black11.07:1WCAG normal text: AAA
Greyscale equivalent#BBBBBB
Inverted#5E3E2D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B9C0D3no red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#B2BAD2no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#93C6C6no blue cones; rare, and affects men and women equally; ΔE 11.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.9:1WCAG large text: Fail
Contrast with black, large text11.07:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 6.9Light blue · ΔE 8.5Sky blue · ΔE 12.5Powder blue · ΔE 12.8Silver · ΔE 14Dark grey · ΔE 15.6
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 6.86, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D2B2A1
Analogous#A1D2CB, #A1A8D2
Triadic#D2A1C1, #C1D2A1
Split complementary#D2A1A8, #D2CBA1
Tetradic#CBA1D2, #D2B2A1, #A8D2A1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E6EEF3
Lighter +10%#C3D8E3
Darker −10%#7FAAC1
Darker −20%#5C94B1
Darker −30%#477993
Darker −40%#365D71
More saturated +25%#90C6E3
Less saturated −25%#B2BCC1

Channel breakdown

R161
G193
B210
Red161 (63.1%)
Green193 (75.7%)
Blue210 (82.4%)
Hue200.82°
Saturation (HSL)35.25%
Lightness72.75%
Dominant channelBlue
Hex per channelR A1 · G C1 · B D2

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Every value on this page was computed from “a1c1d2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.