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Colour

#330C50

  • #330C50
  • Violet
  • Dark
  • Nearest: Midnight blue

#330C50 is a violet with RGB values 51, 12, 80 and HSL 274°, 74%, 18%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#330C50#330C50
HEX#330C50
RGBrgb(51, 12, 80)
RGB (0–1)0.2, 0.0471, 0.3137
RGB percentages20%, 4.7%, 31.4%
HSLhsl(274.4, 73.9%, 18%)
HSV / HSBhsv(274.4, 85%, 31.4%)
CMYK36.3%, 85%, 0%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,345,488
CSS custom property--colour: #330C50;

Brightness & contrast

Relative luminance0.01546WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.04:1
Contrast with white16.04:1WCAG normal text: AAA
Contrast with black1.31:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#CCF3AF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002052no red cones; affects about 1% of men; ΔE 20.6 from the original
Deuteranopia#00214Fno green cones; the most common form, about 1% of men; ΔE 22.9 from the original
Tritanopia#2E1E2Eno blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.04:1WCAG large text: AAA
Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 16.9Dark slateblue · ΔE 21.1Rebecca purple · ΔE 26.6Indigo · ΔE 29Purple · ΔE 31.6Navy · ΔE 35.1
Nearest named CSS colourMidnight blue (#191970)ΔE 16.86, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#29500C
Analogous#110C50, #500C4B
Triadic#50330C, #0C5033
Split complementary#4B500C, #0C5011
Tetradic#50110C, #29500C, #0C4B50

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A045E3
Lighter +30%#8820D5
Lighter +20%#6C19A9
Lighter +10%#4F137C
Darker −10%#170524
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#35005C
Less saturated −25%#311845

Channel breakdown

R51
G12
B80
Red51 (20%)
Green12 (4.7%)
Blue80 (31.4%)
Hue274.41°
Saturation (HSL)73.91%
Lightness18.04%
Dominant channelBlue
Hex per channelR 33 · G 0C · B 50

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Every value on this page was computed from “330c50” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.