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Colour

#8199B2

  • #8199B2
  • Blue
  • Dark
  • Nearest: Light slate grey

#8199B2 is a blue with RGB values 129, 153, 178 and HSL 211°, 24%, 60%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#8199B2#8199B2
HEX#8199B2
RGBrgb(129, 153, 178)
RGB (0–1)0.5059, 0.6, 0.698
RGB percentages50.6%, 60%, 69.8%
HSLhsl(210.6, 24.1%, 60.2%)
HSV / HSBhsv(210.6, 27.5%, 69.8%)
CMYK27.5%, 14%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,493,490
CSS custom property--colour: #8199B2;

Brightness & contrast

Relative luminance0.30664WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.13:1
Contrast with white2.94:1WCAG normal text: Fail
Contrast with black7.13:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#7E664D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9099B3no red cones; affects about 1% of men; ΔE 5.2 from the original
Deuteranopia#8A94B2no green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#739FA1no blue cones; rare, and affects men and women equally; ΔE 15.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.94:1WCAG large text: Fail
Contrast with black, large text7.13:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 7.9Slate grey · ΔE 10.7Light steelblue · ΔE 16.3Dark grey · ΔE 17.5Gray · ΔE 18.2Cadetblue · ΔE 19.1
Nearest named CSS colourLight slate grey (#778899)ΔE 7.85, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B29A81
Analogous#81B2B2, #8181B2
Triadic#B28199, #99B281
Split complementary#B28181, #B2B281
Tetradic#B281B2, #B29A81, #81B281

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E0E6EC
Lighter +20%#C0CCD9
Lighter +10%#A1B3C5
Darker −10%#617F9F
Darker −20%#4E667F
Darker −30%#3A4D60
Darker −40%#273340
More saturated +25%#6898CB
Less saturated −25%#9A9A9A

Channel breakdown

R129
G153
B178
Red129 (50.6%)
Green153 (60%)
Blue178 (69.8%)
Hue210.61°
Saturation (HSL)24.14%
Lightness60.2%
Dominant channelBlue
Hex per channelR 81 · G 99 · B B2

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Every value on this page was computed from “8199b2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.