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Recognised as Colour

#879FB8

  • #879FB8
  • Blue
  • Dark
  • Nearest: Light slate grey

#879FB8 is a blue with RGB values 135, 159, 184 and HSL 211°, 26%, 63%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#879FB8#879FB8
HEX#879FB8
RGBrgb(135, 159, 184)
RGB (0–1)0.5294, 0.6235, 0.7216
RGB percentages52.9%, 62.4%, 72.2%
HSLhsl(210.6, 25.7%, 62.5%)
HSV / HSBhsv(210.6, 26.6%, 72.2%)
CMYK26.6%, 13.6%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,888,248
CSS custom property--colour: #879FB8;

Brightness & contrast

Relative luminance0.33408WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.68:1
Contrast with white2.73:1WCAG normal text: Fail
Contrast with black7.68:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#786047

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#969FB9no red cones; affects about 1% of men; ΔE 5.2 from the original
Deuteranopia#909AB8no green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#79A5A7no blue cones; rare, and affects men and women equally; ΔE 15.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.73:1WCAG large text: Fail
Contrast with black, large text7.68:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 9.7Slate grey · ΔE 12.7Light steelblue · ΔE 14Dark grey · ΔE 16.6Cadetblue · ΔE 19.2Gray · ΔE 19.3
Nearest named CSS colourLight slate grey (#778899)ΔE 9.72, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B8A087
Analogous#87B8B8, #8787B8
Triadic#B8879F, #9FB887
Split complementary#B88787, #B8B887
Tetradic#B887B8, #B8A087, #87B887

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E7ECF1
Lighter +20%#C7D2DE
Lighter +10%#A7B9CB
Darker −10%#6785A5
Darker −20%#516C88
Darker −30%#3E5368
Darker −40%#2B3948
More saturated +25%#6F9FD0
Less saturated −25%#9F9FA0

Channel breakdown

R135
G159
B184
Red135 (52.9%)
Green159 (62.4%)
Blue184 (72.2%)
Hue210.61°
Saturation (HSL)25.65%
Lightness62.55%
Dominant channelBlue
Hex per channelR 87 · G 9F · B B8

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Every value on this page was computed from “879fb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.