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Recognised as Colour

#879DB2

  • #879DB2
  • Blue
  • Dark
  • Nearest: Light slate grey

#879DB2 is a blue with RGB values 135, 157, 178 and HSL 209°, 22%, 61%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#879DB2#879DB2
HEX#879DB2
RGBrgb(135, 157, 178)
RGB (0–1)0.5294, 0.6157, 0.698
RGB percentages52.9%, 61.6%, 69.8%
HSLhsl(209.3, 21.8%, 61.4%)
HSV / HSBhsv(209.3, 24.2%, 69.8%)
CMYK24.2%, 11.8%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,887,730
CSS custom property--colour: #879DB2;

Brightness & contrast

Relative luminance0.32479WCAG 2.x, 0 is black and 1 is white
Perceived brightness153.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.5:1
Contrast with white2.8:1WCAG normal text: Fail
Contrast with black7.5:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#78624D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#959DB3no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#9098B2no green cones; the most common form, about 1% of men; ΔE 5.8 from the original
Tritanopia#7BA2A4no blue cones; rare, and affects men and women equally; ΔE 12.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.8:1WCAG large text: Fail
Contrast with black, large text7.5:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 8.2Slate grey · ΔE 11.3Dark grey · ΔE 14.8Light steelblue · ΔE 14.9Gray · ΔE 17.1Cadetblue · ΔE 18
Nearest named CSS colourLight slate grey (#778899)ΔE 8.19, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B29C87
Analogous#87B2B1, #8788B2
Triadic#B2879D, #9DB287
Split complementary#B28788, #B2B287
Tetradic#B287B2, #B29C87, #88B287

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4E9EE
Lighter +20%#C5D0DA
Lighter +10%#A6B6C6
Darker −10%#68849E
Darker −20%#526A81
Darker −30%#3F5061
Darker −40%#2B3742
More saturated +25%#6E9ECB
Less saturated −25%#9D9D9D

Channel breakdown

R135
G157
B178
Red135 (52.9%)
Green157 (61.6%)
Blue178 (69.8%)
Hue209.3°
Saturation (HSL)21.83%
Lightness61.37%
Dominant channelBlue
Hex per channelR 87 · G 9D · B B2

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Every value on this page was computed from “879db2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.