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Recognised as Colour

#353B4A

  • #353B4A
  • Blue
  • Dark
  • Nearest: Dark slate grey

#353B4A is a blue with RGB values 53, 59, 74 and HSL 223°, 17%, 25%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#353B4A#353B4A
HEX#353B4A
RGBrgb(53, 59, 74)
RGB (0–1)0.2078, 0.2314, 0.2902
RGB percentages20.8%, 23.1%, 29%
HSLhsl(222.9, 16.5%, 24.9%)
HSV / HSBhsv(222.9, 28.4%, 29%)
CMYK28.4%, 20.3%, 0%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,488,586
CSS custom property--colour: #353B4A;

Brightness & contrast

Relative luminance0.04379WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.19:1
Contrast with white11.19:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#CAC4B5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#363C4Bno red cones; affects about 1% of men; ΔE 0.4 from the original
Deuteranopia#353A4Ano green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#303E40no blue cones; rare, and affects men and women equally; ΔE 9.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.19:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.9Dim grey · ΔE 22Black · ΔE 26.9Slate grey · ΔE 28.2Gray · ΔE 30.4Light slate grey · ΔE 31.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A4435
Analogous#35464A, #3A354A
Triadic#4A353B, #3B4A35
Split complementary#4A3A35, #464A35
Tetradic#4A3546, #4A4435, #354A3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#979FB4
Lighter +30%#79849F
Lighter +20%#606A85
Lighter +10%#4A5368
Darker −10%#20232C
Darker −20%#0A0C0F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#25345A
Less saturated −25%#404040

Channel breakdown

R53
G59
B74
Red53 (20.8%)
Green59 (23.1%)
Blue74 (29%)
Hue222.86°
Saturation (HSL)16.54%
Lightness24.9%
Dominant channelBlue
Hex per channelR 35 · G 3B · B 4A

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Every value on this page was computed from “353b4a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.