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Recognised as Colour

#310B60

  • #310B60
  • Violet
  • Dark
  • Nearest: Midnight blue

#310B60 is a violet with RGB values 49, 11, 96 and HSL 267°, 79%, 21%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#310B60#310B60
HEX#310B60
RGBrgb(49, 11, 96)
RGB (0–1)0.1922, 0.0431, 0.3765
RGB percentages19.2%, 4.3%, 37.6%
HSLhsl(266.8, 79.4%, 21%)
HSV / HSBhsv(266.8, 88.5%, 37.6%)
CMYK49%, 88.5%, 0%, 62.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,214,176
CSS custom property--colour: #310B60;

Brightness & contrast

Relative luminance0.01737WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.59:1
Contrast with white15.59:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#CEF49F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002462no red cones; affects about 1% of men; ΔE 20.9 from the original
Deuteranopia#00225Eno green cones; the most common form, about 1% of men; ΔE 21.2 from the original
Tritanopia#242437no blue cones; rare, and affects men and women equally; ΔE 43.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.59:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 9.3Indigo · ΔE 19.8Dark slateblue · ΔE 19.9Rebecca purple · ΔE 20.5Navy · ΔE 25.2Purple · ΔE 27.7
Nearest named CSS colourMidnight blue (#191970)ΔE 9.35, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A600B
Analogous#0B1060, #5B0B60
Triadic#60310B, #0B6031
Split complementary#605B0B, #10600B
Tetradic#600B10, #3A600B, #0B605B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#934CEB
Lighter +30%#771FE5
Lighter +20%#6015BC
Lighter +10%#48108E
Darker −10%#1A0632
Darker −20%#020104
Darker −30%#000000
Darker −40%#000000
More saturated +25%#30006B
Less saturated −25%#321853

Channel breakdown

R49
G11
B96
Red49 (19.2%)
Green11 (4.3%)
Blue96 (37.6%)
Hue266.82°
Saturation (HSL)79.44%
Lightness20.98%
Dominant channelBlue
Hex per channelR 31 · G 0B · B 60

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Every value on this page was computed from “310b60” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.