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Recognised as Colour

#210B48

  • #210B48
  • Violet
  • Dark
  • Nearest: Midnight blue

#210B48 is a violet with RGB values 33, 11, 72 and HSL 262°, 73%, 16%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#210B48#210B48
HEX#210B48
RGBrgb(33, 11, 72)
RGB (0–1)0.1294, 0.0431, 0.2824
RGB percentages12.9%, 4.3%, 28.2%
HSLhsl(261.6, 73.5%, 16.3%)
HSV / HSBhsv(261.6, 84.7%, 28.2%)
CMYK54.2%, 84.7%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,165,576
CSS custom property--colour: #210B48;

Brightness & contrast

Relative luminance0.01031WCAG 2.x, 0 is black and 1 is white
Perceived brightness31.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.41:1
Contrast with white17.41:1WCAG normal text: AAA
Contrast with black1.21:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#DEF4B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001B4Ano red cones; affects about 1% of men; ΔE 15.5 from the original
Deuteranopia#001947no green cones; the most common form, about 1% of men; ΔE 15.3 from the original
Tritanopia#151C29no blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.41:1WCAG large text: AAA
Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 17.9Dark slateblue · ΔE 23.2Rebecca purple · ΔE 31.4Indigo · ΔE 33.4Navy · ΔE 37.3Purple · ΔE 37.8
Nearest named CSS colourMidnight blue (#191970)ΔE 17.91, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#32480B
Analogous#0B1448, #3F0B48
Triadic#48210B, #0B4821
Split complementary#48400B, #14480B
Tetradic#480B14, #32480B, #0B483F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#793EE1
Lighter +30%#5E1FCD
Lighter +20%#4A19A0
Lighter +10%#351274
Darker −10%#0D041C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E0152
Less saturated −25%#24153E

Channel breakdown

R33
G11
B72
Red33 (12.9%)
Green11 (4.3%)
Blue72 (28.2%)
Hue261.64°
Saturation (HSL)73.49%
Lightness16.27%
Dominant channelBlue
Hex per channelR 21 · G 0B · B 48

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Every value on this page was computed from “210b48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.