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Recognised as Colour

#41378E

  • #41378E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#41378E is a blue with RGB values 65, 55, 142 and HSL 247°, 44%, 39%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#41378E#41378E
HEX#41378E
RGBrgb(65, 55, 142)
RGB (0–1)0.2549, 0.2157, 0.5569
RGB percentages25.5%, 21.6%, 55.7%
HSLhsl(246.9, 44.2%, 38.6%)
HSV / HSBhsv(246.9, 61.3%, 55.7%)
CMYK54.2%, 61.3%, 0%, 44.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,274,062
CSS custom property--colour: #41378E;

Brightness & contrast

Relative luminance0.05809WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.71:1
Contrast with white9.71:1WCAG normal text: AAA
Contrast with black2.16:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#BEC871

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004791no red cones; affects about 1% of men; ΔE 17.8 from the original
Deuteranopia#00418Cno green cones; the most common form, about 1% of men; ΔE 15.7 from the original
Tritanopia#214C5Dno blue cones; rare, and affects men and women equally; ΔE 50.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.71:1WCAG large text: AAA
Contrast with black, large text2.16:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 6.2Midnight blue · ΔE 13.5Rebecca purple · ΔE 14.1Slate blue · ΔE 20.7Indigo · ΔE 24.7Royal blue · ΔE 26.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 6.23, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#848E37
Analogous#37598E, #6C378E
Triadic#8E4137, #378E41
Split complementary#8E6C37, #598E37
Tetradic#8E3759, #848E37, #378E6C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6B0E1
Lighter +30%#948CD2
Lighter +20%#7267C4
Lighter +10%#5245B3
Darker −10%#302969
Darker −20%#1F1B44
Darker −30%#0F0C20
Darker −40%#000000
More saturated +25%#2E1EA7
Less saturated −25%#545075

Channel breakdown

R65
G55
B142
Red65 (25.5%)
Green55 (21.6%)
Blue142 (55.7%)
Hue246.9°
Saturation (HSL)44.16%
Lightness38.63%
Dominant channelBlue
Hex per channelR 41 · G 37 · B 8E

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Every value on this page was computed from “41378e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.