Nerdulator> put something in

Colour

#233D68

  • #233D68
  • Blue
  • Dark
  • Nearest: Dark slateblue

#233D68 is a blue with RGB values 35, 61, 104 and HSL 217°, 50%, 27%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#233D68#233D68
HEX#233D68
RGBrgb(35, 61, 104)
RGB (0–1)0.1373, 0.2392, 0.4078
RGB percentages13.7%, 23.9%, 40.8%
HSLhsl(217.4, 49.6%, 27.3%)
HSV / HSBhsv(217.4, 66.3%, 40.8%)
CMYK66.3%, 41.3%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,309,480
CSS custom property--colour: #233D68;

Brightness & contrast

Relative luminance0.04694WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.83:1
Contrast with white10.83:1WCAG normal text: AAA
Contrast with black1.94:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#DCC297

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A416Ano red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#203A67no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00474Dno blue cones; rare, and affects men and women equally; ΔE 29.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.83:1WCAG large text: AAA
Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.5Steel blue · ΔE 28.5Dark slate grey · ΔE 30.2Slate grey · ΔE 33.1Dim grey · ΔE 34.1Light slate grey · ΔE 35.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.54, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#684E23
Analogous#235F68, #2C2368
Triadic#68233D, #3D6823
Split complementary#682C23, #5F6823
Tetradic#68235F, #684E23, #23682C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82A1D5
Lighter +30%#5C85C8
Lighter +20%#3D6AB4
Lighter +10%#30538E
Darker −10%#162742
Darker −20%#09101C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#123979
Less saturated −25%#344157

Channel breakdown

R35
G61
B104
Red35 (13.7%)
Green61 (23.9%)
Blue104 (40.8%)
Hue217.39°
Saturation (HSL)49.64%
Lightness27.25%
Dominant channelBlue
Hex per channelR 23 · G 3D · B 68

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “233d68” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.