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Recognised as Colour

#223E5E

  • #223E5E
  • Blue
  • Dark
  • Nearest: Dark slate grey

#223E5E is a blue with RGB values 34, 62, 94 and HSL 212°, 47%, 25%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#223E5E#223E5E
HEX#223E5E
RGBrgb(34, 62, 94)
RGB (0–1)0.1333, 0.2431, 0.3686
RGB percentages13.3%, 24.3%, 36.9%
HSLhsl(212, 46.9%, 25.1%)
HSV / HSBhsv(212, 63.8%, 36.9%)
CMYK63.8%, 34%, 0%, 63.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,244,190
CSS custom property--colour: #223E5E;

Brightness & contrast

Relative luminance0.04593WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.94:1
Contrast with white10.94:1WCAG normal text: AAA
Contrast with black1.92:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#DDC1A1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#31405Fno red cones; affects about 1% of men; ΔE 3.8 from the original
Deuteranopia#293A5Dno green cones; the most common form, about 1% of men; ΔE 4.3 from the original
Tritanopia#004549no blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.94:1WCAG large text: AAA
Contrast with black, large text1.92:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.9Steel blue · ΔE 29.1Dim grey · ΔE 29.1Slate grey · ΔE 29.8Light slate grey · ΔE 32.5Dark slateblue · ΔE 32.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5E4222
Analogous#225C5E, #24225E
Triadic#5E223E, #3E5E22
Split complementary#5E2422, #5C5E22
Tetradic#5E225C, #5E4222, #225E24

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7CA3D0
Lighter +30%#5789C2
Lighter +20%#3D6FA9
Lighter +10%#305783
Darker −10%#142539
Darker −20%#070D13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#123D6E
Less saturated −25%#323F4E

Channel breakdown

R34
G62
B94
Red34 (13.3%)
Green62 (24.3%)
Blue94 (36.9%)
Hue212°
Saturation (HSL)46.88%
Lightness25.1%
Dominant channelBlue
Hex per channelR 22 · G 3E · B 5E

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Every value on this page was computed from “223e5e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.