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Recognised as Colour

#8089A4

  • #8089A4
  • Blue
  • Dark
  • Nearest: Light slate grey

#8089A4 is a blue with RGB values 128, 137, 164 and HSL 225°, 17%, 57%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#8089A4#8089A4
HEX#8089A4
RGBrgb(128, 137, 164)
RGB (0–1)0.502, 0.5373, 0.6431
RGB percentages50.2%, 53.7%, 64.3%
HSLhsl(225, 16.5%, 57.3%)
HSV / HSBhsv(225, 22%, 64.3%)
CMYK22%, 16.5%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,423,844
CSS custom property--colour: #8089A4;

Brightness & contrast

Relative luminance0.25161WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#7F765B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#818BA5no red cones; affects about 1% of men; ΔE 1 from the original
Deuteranopia#7E88A3no green cones; the most common form, about 1% of men; ΔE 0.6 from the original
Tritanopia#778E92no blue cones; rare, and affects men and women equally; ΔE 14.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 6.7Slate grey · ΔE 8.2Gray · ΔE 16Steel blue · ΔE 18.8Dark grey · ΔE 19.7Dim grey · ΔE 20.2
Nearest named CSS colourLight slate grey (#778899)ΔE 6.71, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A49B80
Analogous#809BA4, #8980A4
Triadic#A48089, #89A480
Split complementary#A48980, #9BA480
Tetradic#A4809B, #A49B80, #80A489

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7F7F9
Lighter +30%#D9DCE4
Lighter +20%#BBC0CF
Lighter +10%#9EA5B9
Darker −10%#656F8C
Darker −20%#4F576F
Darker −30%#3A4051
Darker −40%#252833
More saturated +25%#657BBF
Less saturated −25%#929292

Channel breakdown

R128
G137
B164
Red128 (50.2%)
Green137 (53.7%)
Blue164 (64.3%)
Hue225°
Saturation (HSL)16.51%
Lightness57.25%
Dominant channelBlue
Hex per channelR 80 · G 89 · B A4

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Every value on this page was computed from “8089a4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.