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Recognised as Colour

#877CA4

  • #877CA4
  • Violet
  • Dark
  • Nearest: Light slate grey

#877CA4 is a violet with RGB values 135, 124, 164 and HSL 257°, 18%, 56%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#877CA4#877CA4
HEX#877CA4
RGBrgb(135, 124, 164)
RGB (0–1)0.5294, 0.4863, 0.6431
RGB percentages52.9%, 48.6%, 64.3%
HSLhsl(256.5, 18%, 56.5%)
HSV / HSBhsv(256.5, 24.4%, 64.3%)
CMYK17.7%, 24.4%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,879,268
CSS custom property--colour: #877CA4;

Brightness & contrast

Relative luminance0.22247WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.45:1
Contrast with white3.85:1WCAG normal text: Fail
Contrast with black5.45:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#78835B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7382A6no red cones; affects about 1% of men; ΔE 9.5 from the original
Deuteranopia#7581A3no green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#82828Ano blue cones; rare, and affects men and women equally; ΔE 19 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.85:1WCAG large text: AA
Contrast with black, large text5.45:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 17.3Slate grey · ΔE 17.5Steel blue · ΔE 20.9Gray · ΔE 23.5Dim grey · ΔE 25.5Plum · ΔE 27.7
Nearest named CSS colourLight slate grey (#778899)ΔE 17.31, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#99A47C
Analogous#7C85A4, #9B7CA4
Triadic#A4877C, #7CA487
Split complementary#A49B7C, #85A47C
Tetradic#A47C85, #99A47C, #7CA49B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F5F4F8
Lighter +30%#DAD6E3
Lighter +20%#BEB8CE
Lighter +10%#A39AB9
Darker −10%#6D618C
Darker −20%#554C6E
Darker −30%#3E3750
Darker −40%#272232
More saturated +25%#7B60C0
Less saturated −25%#909090

Channel breakdown

R135
G124
B164
Red135 (52.9%)
Green124 (48.6%)
Blue164 (64.3%)
Hue256.5°
Saturation (HSL)18.02%
Lightness56.47%
Dominant channelBlue
Hex per channelR 87 · G 7C · B A4

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Every value on this page was computed from “877ca4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.