Nerdulator> put something in

Recognised as Colour

#310F37

  • #310F37
  • Magenta
  • Dark
  • Nearest: Dark slateblue

#310F37 is a magenta with RGB values 49, 15, 55 and HSL 291°, 57%, 14%. It is a dark colour, so white text on it reaches 16.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#310F37#310F37
HEX#310F37
RGBrgb(49, 15, 55)
RGB (0–1)0.1922, 0.0588, 0.2157
RGB percentages19.2%, 5.9%, 21.6%
HSLhsl(291, 57.1%, 13.7%)
HSV / HSBhsv(291, 72.7%, 21.6%)
CMYK10.9%, 72.7%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,215,159
CSS custom property--colour: #310F37;

Brightness & contrast

Relative luminance0.0127WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.75:1
Contrast with white16.75:1WCAG normal text: AAA
Contrast with black1.25:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#CEF0C8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#061B38no red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#131F36no green cones; the most common form, about 1% of men; ΔE 21.1 from the original
Tritanopia#321521no blue cones; rare, and affects men and women equally; ΔE 18.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.75:1WCAG large text: AAA
Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.9Black · ΔE 32.4Midnight blue · ΔE 32.4Rebecca purple · ΔE 40.6Purple · ΔE 43.4Dark slate grey · ΔE 43.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.91, a distinctly different colour
Hue familymagenta
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#15370F
Analogous#1D0F37, #370F29
Triadic#37310F, #0F3731
Split complementary#29370F, #0F371D
Tetradic#371D0F, #15370F, #0F2937

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B846CC
Lighter +30%#9C30AF
Lighter +20%#782587
Lighter +10%#551A5F
Darker −10%#0D040F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#370640
Less saturated −25%#2B182E

Channel breakdown

R49
G15
B55
Red49 (19.2%)
Green15 (5.9%)
Blue55 (21.6%)
Hue291°
Saturation (HSL)57.14%
Lightness13.73%
Dominant channelBlue
Hex per channelR 31 · G 0F · B 37

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “310f37” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.