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Recognised as Colour

#39457E

  • #39457E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#39457E is a blue with RGB values 57, 69, 126 and HSL 230°, 38%, 36%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#39457E#39457E
HEX#39457E
RGBrgb(57, 69, 126)
RGB (0–1)0.2235, 0.2706, 0.4941
RGB percentages22.4%, 27.1%, 49.4%
HSLhsl(229.6, 37.7%, 35.9%)
HSV / HSBhsv(229.6, 54.8%, 49.4%)
CMYK54.8%, 45.2%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,753,342
CSS custom property--colour: #39457E;

Brightness & contrast

Relative luminance0.06632WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.03:1
Contrast with white9.03:1WCAG normal text: AAA
Contrast with black2.33:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#C6BA81

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D4C80no red cones; affects about 1% of men; ΔE 6.9 from the original
Deuteranopia#25467Dno green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#19515Bno blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.03:1WCAG large text: AAA
Contrast with black, large text2.33:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.6Steel blue · ΔE 27.4Midnight blue · ΔE 28.8Rebecca purple · ΔE 32.9Cornflower blue · ΔE 34.8Slate grey · ΔE 35.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7E7239
Analogous#39677E, #50397E
Triadic#7E3945, #457E39
Split complementary#7E5039, #677E39
Tetradic#7E3968, #7E7239, #397E50

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAB2D9
Lighter +30%#8793C9
Lighter +20%#6473B9
Lighter +10%#4958A1
Darker −10%#29325B
Darker −20%#191F38
Darker −30%#090B15
Darker −40%#000000
More saturated +25%#223695
Less saturated −25%#505467

Channel breakdown

R57
G69
B126
Red57 (22.4%)
Green69 (27.1%)
Blue126 (49.4%)
Hue229.57°
Saturation (HSL)37.7%
Lightness35.88%
Dominant channelBlue
Hex per channelR 39 · G 45 · B 7E

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Every value on this page was computed from “39457e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.