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Colour

#203A65

  • #203A65
  • Blue
  • Dark
  • Nearest: Dark slateblue

#203A65 is a blue with RGB values 32, 58, 101 and HSL 217°, 52%, 26%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#203A65#203A65
HEX#203A65
RGBrgb(32, 58, 101)
RGB (0–1)0.1255, 0.2275, 0.3961
RGB percentages12.5%, 22.7%, 39.6%
HSLhsl(217.4, 51.9%, 26.1%)
HSV / HSBhsv(217.4, 68.3%, 39.6%)
CMYK68.3%, 42.6%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,112,101
CSS custom property--colour: #203A65;

Brightness & contrast

Relative luminance0.04273WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.32:1
Contrast with white11.32:1WCAG normal text: AAA
Contrast with black1.85:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#DFC59A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#273E67no red cones; affects about 1% of men; ΔE 2.4 from the original
Deuteranopia#1D3764no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00444Ano 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 text11.32:1WCAG large text: AAA
Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.5Steel blue · ΔE 29.8Dark slate grey · ΔE 30.8Slate grey · ΔE 34.3Midnight blue · ΔE 34.8Dim grey · ΔE 35
Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#654B20
Analogous#205C65, #292065
Triadic#65203A, #3A6520
Split complementary#652920, #5C6520
Tetradic#65205C, #654B20, #206529

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7C9DD5
Lighter +30%#5581C9
Lighter +20%#3966B2
Lighter +10%#2C508C
Darker −10%#14243E
Darker −20%#070E18
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0F3676
Less saturated −25%#313E54

Channel breakdown

R32
G58
B101
Red32 (12.5%)
Green58 (22.7%)
Blue101 (39.6%)
Hue217.39°
Saturation (HSL)51.88%
Lightness26.08%
Dominant channelBlue
Hex per channelR 20 · G 3A · B 65

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Every value on this page was computed from “203a65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.