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Colour

#203D6C

  • #203D6C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#203D6C is a blue with RGB values 32, 61, 108 and HSL 217°, 54%, 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

#203D6C#203D6C
HEX#203D6C
RGBrgb(32, 61, 108)
RGB (0–1)0.1255, 0.2392, 0.4235
RGB percentages12.5%, 23.9%, 42.4%
HSLhsl(217.1, 54.3%, 27.5%)
HSV / HSBhsv(217.1, 70.4%, 42.4%)
CMYK70.4%, 43.5%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,112,876
CSS custom property--colour: #203D6C;

Brightness & contrast

Relative luminance0.04727WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.79:1
Contrast with white10.79:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#DFC293

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#27416Eno red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#1B3A6Bno green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00484Fno blue cones; rare, and affects men and women equally; ΔE 31 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.79:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 23.5Steel blue · ΔE 28.5Dark slate grey · ΔE 32.7Midnight blue · ΔE 33.4Slate grey · ΔE 34.6Dim grey · ΔE 36.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 23.46, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C4F20
Analogous#20636C, #29206C
Triadic#6C203D, #3D6C20
Split complementary#6C2920, #636C20
Tetradic#6C2063, #6C4F20, #206C29

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FA1D9
Lighter +30%#5885CD
Lighter +20%#3769BB
Lighter +10%#2C5393
Darker −10%#142745
Darker −20%#09111D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F397E
Less saturated −25%#32415B

Channel breakdown

R32
G61
B108
Red32 (12.5%)
Green61 (23.9%)
Blue108 (42.4%)
Hue217.11°
Saturation (HSL)54.29%
Lightness27.45%
Dominant channelBlue
Hex per channelR 20 · G 3D · B 6C

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Every value on this page was computed from “203d6c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.