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Recognised as Colour

#27437C

  • #27437C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#27437C is a blue with RGB values 39, 67, 124 and HSL 220°, 52%, 32%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#27437C#27437C
HEX#27437C
RGBrgb(39, 67, 124)
RGB (0–1)0.1529, 0.2627, 0.4863
RGB percentages15.3%, 26.3%, 48.6%
HSLhsl(220.2, 52.1%, 32%)
HSV / HSBhsv(220.2, 68.5%, 48.6%)
CMYK68.5%, 46%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,573,180
CSS custom property--colour: #27437C;

Brightness & contrast

Relative luminance0.05901WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.63:1
Contrast with white9.63:1WCAG normal text: AAA
Contrast with black2.18:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#D8BC83

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#28497Eno red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#19417Bno green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#005059no blue cones; rare, and affects men and women equally; ΔE 36.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.63:1WCAG large text: AAA
Contrast with black, large text2.18:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.8Steel blue · ΔE 27.2Midnight blue · ΔE 29.4Rebecca purple · ΔE 35.4Cornflower blue · ΔE 35.5Slate grey · ΔE 36.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7C6027
Analogous#276D7C, #36277C
Triadic#7C2743, #437C27
Split complementary#7C3627, #6D7C27
Tetradic#7C276D, #7C6027, #277C36

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#92ABDD
Lighter +30%#6B8DD1
Lighter +20%#456FC4
Lighter +10%#3358A3
Darker −10%#1B2E55
Darker −20%#0F192E
Darker −30%#020408
Darker −40%#000000
More saturated +25%#133C90
Less saturated −25%#3B4A68

Channel breakdown

R39
G67
B124
Red39 (15.3%)
Green67 (26.3%)
Blue124 (48.6%)
Hue220.24°
Saturation (HSL)52.15%
Lightness31.96%
Dominant channelBlue
Hex per channelR 27 · G 43 · B 7C

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Every value on this page was computed from “27437c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.