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Colour

#8199A5

  • #8199A5
  • Blue
  • Dark
  • Nearest: Light slate grey

#8199A5 is a blue with RGB values 129, 153, 165 and HSL 200°, 17%, 58%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#8199A5#8199A5
HEX#8199A5
RGBrgb(129, 153, 165)
RGB (0–1)0.5059, 0.6, 0.6471
RGB percentages50.6%, 60%, 64.7%
HSLhsl(200, 16.7%, 57.6%)
HSV / HSBhsv(200, 21.8%, 64.7%)
CMYK21.8%, 7.3%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,493,477
CSS custom property--colour: #8199A5;

Brightness & contrast

Relative luminance0.30166WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.03:1
Contrast with white2.99:1WCAG normal text: Fail
Contrast with black7.03:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#7E665A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9398A6no red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#8E93A5no green cones; the most common form, about 1% of men; ΔE 7.8 from the original
Tritanopia#779D9Dno blue cones; rare, and affects men and women equally; ΔE 8.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.99:1WCAG large text: Fail
Contrast with black, large text7.03:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 7.1Slate grey · ΔE 9.8Dark grey · ΔE 13.1Gray · ΔE 13.5Cadetblue · ΔE 14.1Light steelblue · ΔE 18.3
Nearest named CSS colourLight slate grey (#778899)ΔE 7.11, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A58D81
Analogous#81A59F, #8187A5
Triadic#A58199, #99A581
Split complementary#A58187, #A59F81
Tetradic#9F81A5, #A58D81, #87A581

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8F9FA
Lighter +30%#DAE1E5
Lighter +20%#BCC9D0
Lighter +10%#9FB1BA
Darker −10%#65808E
Darker −20%#506570
Darker −30%#3B4A52
Darker −40%#252F34
More saturated +25%#66A2C0
Less saturated −25%#939393

Channel breakdown

R129
G153
B165
Red129 (50.6%)
Green153 (60%)
Blue165 (64.7%)
Hue200°
Saturation (HSL)16.67%
Lightness57.65%
Dominant channelBlue
Hex per channelR 81 · G 99 · B A5

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Every value on this page was computed from “8199a5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.