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Recognised as Colour

#223E9E

  • #223E9E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#223E9E is a blue with RGB values 34, 62, 158 and HSL 226°, 65%, 38%. It is a dark colour, so white text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#223E9E#223E9E
HEX#223E9E
RGBrgb(34, 62, 158)
RGB (0–1)0.1333, 0.2431, 0.6196
RGB percentages13.3%, 24.3%, 62%
HSLhsl(226.5, 64.6%, 37.6%)
HSV / HSBhsv(226.5, 78.5%, 62%)
CMYK78.5%, 60.8%, 0%, 38%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,244,254
CSS custom property--colour: #223E9E;

Brightness & contrast

Relative luminance0.06254WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.33:1
Contrast with white9.33:1WCAG normal text: AAA
Contrast with black2.25:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#DDC161

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004DA1no red cones; affects about 1% of men; ΔE 12.6 from the original
Deuteranopia#00419Cno green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#005668no blue cones; rare, and affects men and women equally; ΔE 56.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.33:1WCAG large text: AAA
Contrast with black, large text2.25:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13Midnight blue · ΔE 16.4Slate blue · ΔE 18.7Rebecca purple · ΔE 19.2Royal blue · ΔE 20.5Medium purple · ΔE 27.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9E8222
Analogous#227C9E, #44229E
Triadic#9E223E, #3E9E22
Split complementary#9E4422, #7C9E22
Tetradic#9E227C, #9E8222, #229E44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A1B2EB
Lighter +30%#778FE2
Lighter +20%#4D6DD9
Lighter +10%#2B4EC8
Darker −10%#192E74
Darker −20%#101D4A
Darker −30%#070D20
Darker −40%#000000
More saturated +25%#0A31B6
Less saturated −25%#3A4B86

Channel breakdown

R34
G62
B158
Red34 (13.3%)
Green62 (24.3%)
Blue158 (62%)
Hue226.45°
Saturation (HSL)64.58%
Lightness37.65%
Dominant channelBlue
Hex per channelR 22 · G 3E · B 9E

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Every value on this page was computed from “223e9e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.