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Recognised as Colour

#34497F

  • #34497F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#34497F is a blue with RGB values 52, 73, 127 and HSL 223°, 42%, 35%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#34497F#34497F
HEX#34497F
RGBrgb(52, 73, 127)
RGB (0–1)0.2039, 0.2863, 0.498
RGB percentages20.4%, 28.6%, 49.8%
HSLhsl(223.2, 41.9%, 35.1%)
HSV / HSBhsv(223.2, 59.1%, 49.8%)
CMYK59.1%, 42.5%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,426,687
CSS custom property--colour: #34497F;

Brightness & contrast

Relative luminance0.07027WCAG 2.x, 0 is black and 1 is white
Perceived brightness76 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.73:1
Contrast with white8.73:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#CBB680

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#324F81no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#28487Eno green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#00555Eno blue cones; rare, and affects men and women equally; ΔE 35.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.73:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19Steel blue · ΔE 24.6Midnight blue · ΔE 32.1Slate grey · ΔE 32.8Cornflower blue · ΔE 34.2Light slate grey · ΔE 34.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.01, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F6A34
Analogous#346E7F, #45347F
Triadic#7F3449, #497F34
Split complementary#7F4534, #6E7F34
Tetradic#7F346E, #7F6A34, #347F45

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A5B4DA
Lighter +30%#8196CB
Lighter +20%#5D77BC
Lighter +10%#435EA3
Darker −10%#25345B
Darker −20%#161F37
Darker −30%#080B12
Darker −40%#000000
More saturated +25%#1E3F95
Less saturated −25%#4A5369

Channel breakdown

R52
G73
B127
Red52 (20.4%)
Green73 (28.6%)
Blue127 (49.8%)
Hue223.2°
Saturation (HSL)41.9%
Lightness35.1%
Dominant channelBlue
Hex per channelR 34 · G 49 · B 7F

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Every value on this page was computed from “34497f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.