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Recognised as Colour

#163F53

  • #163F53
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#163F53 is a cyan with RGB values 22, 63, 83 and HSL 200°, 58%, 21%. 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

#163F53#163F53
HEX#163F53
RGBrgb(22, 63, 83)
RGB (0–1)0.0863, 0.2471, 0.3255
RGB percentages8.6%, 24.7%, 32.5%
HSLhsl(199.7, 58.1%, 20.6%)
HSV / HSBhsv(199.7, 73.5%, 32.5%)
CMYK73.5%, 24.1%, 0%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,458,003
CSS custom property--colour: #163F53;

Brightness & contrast

Relative luminance0.0435WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.23:1
Contrast with white11.23:1WCAG normal text: AAA
Contrast with black1.87:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#E9C0AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#353E54no red cones; affects about 1% of men; ΔE 9.6 from the original
Deuteranopia#2D3853no green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#004446no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.23:1WCAG large text: AAA
Contrast with black, large text1.87:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.9Dim grey · ΔE 26.4Slate grey · ΔE 29Black · ΔE 30.4Light slate grey · ΔE 31.9Steel blue · ΔE 32.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.89, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#532A16
Analogous#165349, #162053
Triadic#53163F, #3F5316
Split complementary#531620, #534916
Tetradic#491653, #532A16, #205316

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#60AFD5
Lighter +30%#389ACA
Lighter +20%#2B7CA4
Lighter +10%#215E7B
Darker −10%#0B202B
Darker −20%#010202
Darker −30%#000000
Darker −40%#000000
More saturated +25%#094460
Less saturated −25%#233A46

Channel breakdown

R22
G63
B83
Red22 (8.6%)
Green63 (24.7%)
Blue83 (32.5%)
Hue199.67°
Saturation (HSL)58.1%
Lightness20.59%
Dominant channelBlue
Hex per channelR 16 · G 3F · B 53

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Every value on this page was computed from “163f53” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.