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Recognised as Colour

#30028B

  • #30028B
  • Violet
  • Dark
  • Nearest: Navy

#30028B is a violet with RGB values 48, 2, 139 and HSL 260°, 97%, 28%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#30028B#30028B
HEX#30028B
RGBrgb(48, 2, 139)
RGB (0–1)0.1882, 0.0078, 0.5451
RGB percentages18.8%, 0.8%, 54.5%
HSLhsl(260.1, 97.2%, 27.6%)
HSV / HSBhsv(260.1, 98.6%, 54.5%)
CMYK65.5%, 98.6%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,146,379
CSS custom property--colour: #30028B;

Brightness & contrast

Relative luminance0.02536WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.93:1
Contrast with white13.93:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#CFFD74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00308Eno red cones; affects about 1% of men; ΔE 26.4 from the original
Deuteranopia#002889no green cones; the most common form, about 1% of men; ΔE 22.3 from the original
Tritanopia#00364Fno blue cones; rare, and affects men and women equally; ΔE 71.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.93:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Navy · ΔE 6.4Dark blue · ΔE 6.6Indigo · ΔE 10.1Rebecca purple · ΔE 23.2Midnight blue · ΔE 23.7Dark orchid · ΔE 29.1
Nearest named CSS colourNavy (#000080)ΔE 6.45, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5D8B02
Analogous#02198B, #74028B
Triadic#8B3002, #028B30
Split complementary#8B7402, #198B02
Tetradic#8B0219, #5D8B02, #028B74

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#925CFD
Lighter +30%#712AFC
Lighter +20%#5303F0
Lighter +10%#4103BD
Darker −10%#1F0159
Darker −20%#0D0126
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2F008D
Less saturated −25%#361479

Channel breakdown

R48
G2
B139
Red48 (18.8%)
Green2 (0.8%)
Blue139 (54.5%)
Hue260.15°
Saturation (HSL)97.16%
Lightness27.65%
Dominant channelBlue
Hex per channelR 30 · G 02 · B 8B

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Every value on this page was computed from “30028b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.