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Recognised as Colour

#312F95

  • #312F95
  • Blue
  • Dark
  • Nearest: Midnight blue

#312F95 is a blue with RGB values 49, 47, 149 and HSL 241°, 52%, 38%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#312F95#312F95
HEX#312F95
RGBrgb(49, 47, 149)
RGB (0–1)0.1922, 0.1843, 0.5843
RGB percentages19.2%, 18.4%, 58.4%
HSLhsl(241.2, 52%, 38.4%)
HSV / HSBhsv(241.2, 68.5%, 58.4%)
CMYK67.1%, 68.5%, 0%, 41.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,223,445
CSS custom property--colour: #312F95;

Brightness & contrast

Relative luminance0.04856WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.65:1
Contrast with white10.65:1WCAG normal text: AAA
Contrast with black1.97:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#CED06A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004398no red cones; affects about 1% of men; ΔE 17.6 from the original
Deuteranopia#003A93no green cones; the most common form, about 1% of men; ΔE 12.7 from the original
Tritanopia#004A5Eno blue cones; rare, and affects men and women equally; ΔE 59.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.65:1WCAG large text: AAA
Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 12.3Rebecca purple · ΔE 14Dark slateblue · ΔE 16.4Indigo · ΔE 18.8Slate blue · ΔE 19.2Navy · ΔE 21
Nearest named CSS colourMidnight blue (#191970)ΔE 12.31, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#93952F
Analogous#2F6095, #642F95
Triadic#95312F, #2F9531
Split complementary#95642F, #60952F
Tetradic#952F60, #93952F, #2F9564

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ADABE5
Lighter +30%#8685D8
Lighter +20%#605ECC
Lighter +10%#3E3BBC
Darker −10%#24236E
Darker −20%#181747
Darker −30%#0B0A21
Darker −40%#000000
More saturated +25%#1917AE
Less saturated −25%#49487D

Channel breakdown

R49
G47
B149
Red49 (19.2%)
Green47 (18.4%)
Blue149 (58.4%)
Hue241.18°
Saturation (HSL)52.04%
Lightness38.43%
Dominant channelBlue
Hex per channelR 31 · G 2F · B 95

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Every value on this page was computed from “312f95” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.