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Recognised as Colour

#879CAF

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

#879CAF is a blue with RGB values 135, 156, 175 and HSL 208°, 20%, 61%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#879CAF#879CAF
HEX#879CAF
RGBrgb(135, 156, 175)
RGB (0–1)0.5294, 0.6118, 0.6863
RGB percentages52.9%, 61.2%, 68.6%
HSLhsl(208.5, 20%, 60.8%)
HSV / HSBhsv(208.5, 22.9%, 68.6%)
CMYK22.9%, 10.9%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,887,471
CSS custom property--colour: #879CAF;

Brightness & contrast

Relative luminance0.32023WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.4:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.4:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#786350

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#959CB0no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#9098AFno green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#7CA0A2no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.4:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 7.6Slate grey · ΔE 10.7Dark grey · ΔE 14Light steelblue · ΔE 15.5Gray · ΔE 16Cadetblue · ΔE 17.4
Nearest named CSS colourLight slate grey (#778899)ΔE 7.59, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF9A87
Analogous#87AFAE, #8788AF
Triadic#AF879C, #9CAF87
Split complementary#AF8788, #AFAE87
Tetradic#AE87AF, #AF9A87, #88AF87

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E3E8EC
Lighter +20%#C4CED8
Lighter +10%#A6B5C3
Darker −10%#68839B
Darker −20%#53697D
Darker −30%#3F4F5E
Darker −40%#2A3640
More saturated +25%#6E9DC8
Less saturated −25%#9B9B9B

Channel breakdown

R135
G156
B175
Red135 (52.9%)
Green156 (61.2%)
Blue175 (68.6%)
Hue208.5°
Saturation (HSL)20%
Lightness60.78%
Dominant channelBlue
Hex per channelR 87 · G 9C · B AF

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