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Recognised as Colour

#20618B

  • #20618B
  • Blue
  • Dark
  • Nearest: Steel blue

#20618B is a blue with RGB values 32, 97, 139 and HSL 204°, 63%, 34%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#20618B#20618B
HEX#20618B
RGBrgb(32, 97, 139)
RGB (0–1)0.1255, 0.3804, 0.5451
RGB percentages12.5%, 38%, 54.5%
HSLhsl(203.6, 62.6%, 33.5%)
HSV / HSBhsv(203.6, 77%, 54.5%)
CMYK77%, 30.2%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,122,123
CSS custom property--colour: #20618B;

Brightness & contrast

Relative luminance0.10721WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.68:1
Contrast with white6.68:1WCAG normal text: AA
Contrast with black3.14:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#DF9E74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D628Dno red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#3F588Ano green cones; the most common form, about 1% of men; ΔE 11.4 from the original
Tritanopia#006B70no blue cones; rare, and affects men and women equally; ΔE 26.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.68:1WCAG large text: AAA
Contrast with black, large text3.14:1WCAG large text: AA

Named colours

Steel blue · ΔE 13.8Slate grey · ΔE 23.2Light slate grey · ΔE 24.8Dark slate grey · ΔE 27.3Dim grey · ΔE 30Teal · ΔE 32.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8B4A20
Analogous#208B80, #202B8B
Triadic#8B2061, #618B20
Split complementary#8B202B, #8B8020
Tetradic#80208B, #8B4A20, #2B8B20

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#91C5E6
Lighter +30%#68AFDC
Lighter +20%#3E98D3
Lighter +10%#2A7EB4
Darker −10%#164462
Darker −20%#0D2738
Darker −30%#030A0F
Darker −40%#000000
More saturated +25%#0B66A0
Less saturated −25%#355C76

Channel breakdown

R32
G97
B139
Red32 (12.5%)
Green97 (38%)
Blue139 (54.5%)
Hue203.55°
Saturation (HSL)62.57%
Lightness33.53%
Dominant channelBlue
Hex per channelR 20 · G 61 · B 8B

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Every value on this page was computed from “20618b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.