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Recognised as Colour

#810CC4

  • #810CC4
  • Violet
  • Dark
  • Nearest: Dark violet

#810CC4 is a violet with RGB values 129, 12, 196 and HSL 278°, 88%, 41%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark violet.

Colour values

#810CC4#810CC4
HEX#810CC4
RGBrgb(129, 12, 196)
RGB (0–1)0.5059, 0.0471, 0.7686
RGB percentages50.6%, 4.7%, 76.9%
HSLhsl(278.2, 88.5%, 40.8%)
HSV / HSBhsv(278.2, 93.9%, 76.9%)
CMYK34.2%, 93.9%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,457,412
CSS custom property--colour: #810CC4;

Brightness & contrast

Relative luminance0.08916WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.55:1
Contrast with white7.55:1WCAG normal text: AAA
Contrast with black2.78:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#7EF33B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0051C8no red cones; affects about 1% of men; ΔE 42.3 from the original
Deuteranopia#0055C1no green cones; the most common form, about 1% of men; ΔE 48.1 from the original
Tritanopia#754A73no blue cones; rare, and affects men and women equally; ΔE 68.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.55:1WCAG large text: AAA
Contrast with black, large text2.78:1WCAG large text: Fail

Named colours

Dark violet · ΔE 8Blue violet · ΔE 9.4Dark orchid · ΔE 11.8Medium blue · ΔE 26.1Indigo · ΔE 27.8Dark blue · ΔE 28.6
Nearest named CSS colourDark violet (#9400D3)ΔE 7.97, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4FC40C
Analogous#250CC4, #C40CAB
Triadic#C4810C, #0CC481
Split complementary#ABC40C, #0CC425
Tetradic#C4250C, #4FC40C, #0CABC4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAA3F9
Lighter +30%#C673F6
Lighter +20%#B343F3
Lighter +10%#A012F1
Darker −10%#610994
Darker −20%#420664
Darker −30%#220334
Darker −40%#020004
More saturated +25%#8400D0
Less saturated −25%#7A26AA

Channel breakdown

R129
G12
B196
Red129 (50.6%)
Green12 (4.7%)
Blue196 (76.9%)
Hue278.15°
Saturation (HSL)88.46%
Lightness40.78%
Dominant channelBlue
Hex per channelR 81 · G 0C · B C4

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Every value on this page was computed from “810cc4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.