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Recognised as Colour

#301B53

  • #301B53
  • Violet
  • Dark
  • Nearest: Dark slateblue

#301B53 is a violet with RGB values 48, 27, 83 and HSL 263°, 51%, 22%. It is a dark colour, so white text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#301B53#301B53
HEX#301B53
RGBrgb(48, 27, 83)
RGB (0–1)0.1882, 0.1059, 0.3255
RGB percentages18.8%, 10.6%, 32.5%
HSLhsl(262.5, 50.9%, 21.6%)
HSV / HSBhsv(262.5, 67.5%, 32.5%)
CMYK42.2%, 67.5%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,152,723
CSS custom property--colour: #301B53;

Brightness & contrast

Relative luminance0.02037WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.92:1
Contrast with white14.92:1WCAG normal text: AAA
Contrast with black1.41:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#CFE4AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002755no red cones; affects about 1% of men; ΔE 16.6 from the original
Deuteranopia#022652no green cones; the most common form, about 1% of men; ΔE 17 from the original
Tritanopia#282734no blue cones; rare, and affects men and women equally; ΔE 30.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.92:1WCAG large text: AAA
Contrast with black, large text1.41:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.1Midnight blue · ΔE 20.4Rebecca purple · ΔE 30.2Indigo · ΔE 35.8Purple · ΔE 37.7Navy · ΔE 41.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.11, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E531B
Analogous#1B2253, #4C1B53
Triadic#53301B, #1B5330
Split complementary#534C1B, #22531B
Tetradic#531B22, #3E531B, #1B534C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#916BCF
Lighter +30%#7445C2
Lighter +20%#5D34A0
Lighter +10%#462879
Darker −10%#1A0E2D
Darker −20%#030206
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2D0D61
Less saturated −25%#332945

Channel breakdown

R48
G27
B83
Red48 (18.8%)
Green27 (10.6%)
Blue83 (32.5%)
Hue262.5°
Saturation (HSL)50.91%
Lightness21.57%
Dominant channelBlue
Hex per channelR 30 · G 1B · B 53

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Every value on this page was computed from “301b53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.