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Colour

#87A2B3

  • #87A2B3
  • Blue
  • Dark
  • Nearest: Light slate grey

#87A2B3 is a blue with RGB values 135, 162, 179 and HSL 203°, 22%, 62%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#87A2B3#87A2B3
HEX#87A2B3
RGBrgb(135, 162, 179)
RGB (0–1)0.5294, 0.6353, 0.702
RGB percentages52.9%, 63.5%, 70.2%
HSLhsl(203.2, 22.4%, 61.6%)
HSV / HSBhsv(203.2, 24.6%, 70.2%)
CMYK24.6%, 9.5%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,889,011
CSS custom property--colour: #87A2B3;

Brightness & contrast

Relative luminance0.34246WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.85:1
Contrast with white2.68:1WCAG normal text: Fail
Contrast with black7.85:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#785D4C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9AA1B4no red cones; affects about 1% of men; ΔE 7.1 from the original
Deuteranopia#949CB3no green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#7AA6A7no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.68:1WCAG large text: Fail
Contrast with black, large text7.85:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 9.8Slate grey · ΔE 12.8Dark grey · ΔE 13.7Light steelblue · ΔE 14.3Cadetblue · ΔE 15.4Gray · ΔE 17.5
Nearest named CSS colourLight slate grey (#778899)ΔE 9.82, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B39887
Analogous#87B3AE, #878CB3
Triadic#B387A2, #A2B387
Split complementary#B3878C, #B3AE87
Tetradic#AE87B3, #B39887, #8CB387

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5EBEE
Lighter +20%#C5D2DB
Lighter +10%#A6BAC7
Darker −10%#688A9F
Darker −20%#526F82
Darker −30%#3E5563
Darker −40%#2B3A43
More saturated +25%#6FA8CC
Less saturated −25%#9D9D9D

Channel breakdown

R135
G162
B179
Red135 (52.9%)
Green162 (63.5%)
Blue179 (70.2%)
Hue203.18°
Saturation (HSL)22.45%
Lightness61.57%
Dominant channelBlue
Hex per channelR 87 · G A2 · B B3

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Every value on this page was computed from “87a2b3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.