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Colour

#A1B2BF

  • #A1B2BF
  • Blue
  • Dark
  • Nearest: Dark grey

#A1B2BF is a blue with RGB values 161, 178, 191 and HSL 206°, 19%, 69%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#A1B2BF#A1B2BF
HEX#A1B2BF
RGBrgb(161, 178, 191)
RGB (0–1)0.6314, 0.698, 0.749
RGB percentages63.1%, 69.8%, 74.9%
HSLhsl(206, 19%, 69%)
HSV / HSBhsv(206, 15.7%, 74.9%)
CMYK15.7%, 6.8%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,597,055
CSS custom property--colour: #A1B2BF;

Brightness & contrast

Relative luminance0.43179WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.64:1
Contrast with white2.18:1WCAG normal text: Fail
Contrast with black9.64:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#5E4D40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADB2C0no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#A9AEBFno green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#99B5B6no blue cones; rare, and affects men and women equally; ΔE 7.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.18:1WCAG large text: Fail
Contrast with black, large text9.64:1WCAG large text: AAA

Named colours

Dark grey · ΔE 9.5Light steelblue · ΔE 9.6Silver · ΔE 11Light blue · ΔE 14.7Light grey · ΔE 15.8Light slate grey · ΔE 16
Nearest named CSS colourDark grey (#A9A9A9)ΔE 9.48, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BFAEA1
Analogous#A1BFBD, #A1A3BF
Triadic#BFA1B2, #B2BFA1
Split complementary#BFA1A3, #BFBDA1
Tetradic#BDA1BF, #BFAEA1, #A3BFA1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFDFD
Lighter +20%#DEE4E8
Lighter +10%#BFCBD4
Darker −10%#8399AA
Darker −20%#658095
Darker −30%#516676
Darker −40%#3C4C58
More saturated +25%#8DB5D3
Less saturated −25%#B0B0B0

Channel breakdown

R161
G178
B191
Red161 (63.1%)
Green178 (69.8%)
Blue191 (74.9%)
Hue206°
Saturation (HSL)18.99%
Lightness69.02%
Dominant channelBlue
Hex per channelR A1 · G B2 · B BF

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Every value on this page was computed from “a1b2bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.