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Recognised as Colour

#87AAC1

  • #87AAC1
  • Blue
  • Dark
  • Nearest: Light steelblue

#87AAC1 is a blue with RGB values 135, 170, 193 and HSL 204°, 32%, 64%. It is a dark colour, so black text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#87AAC1#87AAC1
HEX#87AAC1
RGBrgb(135, 170, 193)
RGB (0–1)0.5294, 0.6667, 0.7569
RGB percentages52.9%, 66.7%, 75.7%
HSLhsl(203.8, 31.9%, 64.3%)
HSV / HSBhsv(203.8, 30.1%, 75.7%)
CMYK30.1%, 11.9%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,891,073
CSS custom property--colour: #87AAC1;

Brightness & contrast

Relative luminance0.37751WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.55:1
Contrast with white2.46:1WCAG normal text: Fail
Contrast with black8.55:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#78553E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0A9C2no red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#98A2C1no green cones; the most common form, about 1% of men; ΔE 9.8 from the original
Tritanopia#75B0B1no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.46:1WCAG large text: Fail
Contrast with black, large text8.55:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 11.8Light slate grey · ΔE 13.4Sky blue · ΔE 15.2Slate grey · ΔE 16.4Cadetblue · ΔE 16.9Dark grey · ΔE 17
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 11.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C19E87
Analogous#87C1BB, #878DC1
Triadic#C187AA, #AAC187
Split complementary#C1878D, #C1BB87
Tetradic#BB87C1, #C19E87, #8DC187

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#ECF1F5
Lighter +20%#CADAE4
Lighter +10%#A9C2D2
Darker −10%#6592B0
Darker −20%#4D7895
Darker −30%#3C5D73
Darker −40%#2A4252
More saturated +25%#70AFD8
Less saturated −25%#9EA5AA

Channel breakdown

R135
G170
B193
Red135 (52.9%)
Green170 (66.7%)
Blue193 (75.7%)
Hue203.79°
Saturation (HSL)31.87%
Lightness64.31%
Dominant channelBlue
Hex per channelR 87 · G AA · B C1

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Every value on this page was computed from “87aac1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.