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Colour

#7551BC

  • #7551BC
  • Violet
  • Dark
  • Nearest: Slate blue

#7551BC is a violet with RGB values 117, 81, 188 and HSL 260°, 44%, 53%. It is a dark colour, so white text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#7551BC#7551BC
HEX#7551BC
RGBrgb(117, 81, 188)
RGB (0–1)0.4588, 0.3176, 0.7373
RGB percentages45.9%, 31.8%, 73.7%
HSLhsl(260.2, 44.4%, 52.7%)
HSV / HSBhsv(260.2, 56.9%, 73.7%)
CMYK37.8%, 56.9%, 0%, 26.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,688,636
CSS custom property--colour: #7551BC;

Brightness & contrast

Relative luminance0.13298WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.74:1
Contrast with white5.74:1WCAG normal text: AA
Contrast with black3.66:1WCAG normal text: Fail
Greyscale equivalent#606060
Inverted#8AAE43

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1B67C0no red cones; affects about 1% of men; ΔE 27.9 from the original
Deuteranopia#2865BAno green cones; the most common form, about 1% of men; ΔE 27.7 from the original
Tritanopia#64677Fno blue cones; rare, and affects men and women equally; ΔE 51.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.74:1WCAG large text: AAA
Contrast with black, large text3.66:1WCAG large text: AA

Named colours

Slate blue · ΔE 7.4Rebecca purple · ΔE 11.8Medium purple · ΔE 12Medium slateblue · ΔE 16.8Royal blue · ΔE 19.4Dark slateblue · ΔE 20.1
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 7.41, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#98BC51
Analogous#5163BC, #AA51BC
Triadic#BC7551, #51BC75
Split complementary#BCAA51, #63BC51
Tetradic#BC5163, #98BC51, #51BCAA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAE4F5
Lighter +30%#CDBFE7
Lighter +20%#AF9BD8
Lighter +10%#9276CA
Darker −10%#5D3D9D
Darker −20%#472E79
Darker −30%#322054
Darker −40%#1C122F
More saturated +25%#6B33DA
Less saturated −25%#7F6F9E

Channel breakdown

R117
G81
B188
Red117 (45.9%)
Green81 (31.8%)
Blue188 (73.7%)
Hue260.19°
Saturation (HSL)44.4%
Lightness52.75%
Dominant channelBlue
Hex per channelR 75 · G 51 · B BC

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Every value on this page was computed from “7551bc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.