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Recognised as Colour

#35538B

  • #35538B
  • Blue
  • Dark
  • Nearest: Steel blue

#35538B is a blue with RGB values 53, 83, 139 and HSL 219°, 45%, 38%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#35538B#35538B
HEX#35538B
RGBrgb(53, 83, 139)
RGB (0–1)0.2078, 0.3255, 0.5451
RGB percentages20.8%, 32.5%, 54.5%
HSLhsl(219.1, 44.8%, 37.6%)
HSV / HSBhsv(219.1, 61.9%, 54.5%)
CMYK61.9%, 40.3%, 0%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,494,795
CSS custom property--colour: #35538B;

Brightness & contrast

Relative luminance0.08807WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.6:1
Contrast with white7.6:1WCAG normal text: AAA
Contrast with black2.76:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#CAAC74

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B588Dno red cones; affects about 1% of men; ΔE 2.9 from the original
Deuteranopia#2F508Ano green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#006068no blue cones; rare, and affects men and women equally; ΔE 36.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.6:1WCAG large text: AAA
Contrast with black, large text2.76:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.5Dark slateblue · ΔE 20.8Cornflower blue · ΔE 30.3Slate grey · ΔE 31Light slate grey · ΔE 32.4Midnight blue · ΔE 34.8
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.46, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8B6D35
Analogous#357E8B, #42358B
Triadic#8B3553, #538B35
Split complementary#8B4235, #7E8B35
Tetradic#8B357E, #8B6D35, #358B42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACBEE0
Lighter +30%#88A1D1
Lighter +20%#6384C3
Lighter +10%#4369B0
Darker −10%#273D66
Darker −20%#192741
Darker −30%#0B111C
Darker −40%#000000
More saturated +25%#1D4CA3
Less saturated −25%#4D5A73

Channel breakdown

R53
G83
B139
Red53 (20.8%)
Green83 (32.5%)
Blue139 (54.5%)
Hue219.07°
Saturation (HSL)44.79%
Lightness37.65%
Dominant channelBlue
Hex per channelR 35 · G 53 · B 8B

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Every value on this page was computed from “35538b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.