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Recognised as Colour

#263B49

  • #263B49
  • Blue
  • Dark
  • Nearest: Dark slate grey

#263B49 is a blue with RGB values 38, 59, 73 and HSL 204°, 32%, 22%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#263B49#263B49
HEX#263B49
RGBrgb(38, 59, 73)
RGB (0–1)0.149, 0.2314, 0.2863
RGB percentages14.9%, 23.1%, 28.6%
HSLhsl(204, 31.5%, 21.8%)
HSV / HSBhsv(204, 47.9%, 28.6%)
CMYK47.9%, 19.2%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,505,545
CSS custom property--colour: #263B49;

Brightness & contrast

Relative luminance0.04021WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.64:1
Contrast with white11.64:1WCAG normal text: AAA
Contrast with black1.8:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#D9C4B6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#353B4Ano red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#303749no green cones; the most common form, about 1% of men; ΔE 6.1 from the original
Tritanopia#183F40no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.64:1WCAG large text: AAA
Contrast with black, large text1.8:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.2Dim grey · ΔE 23.8Black · ΔE 26.5Slate grey · ΔE 29.2Gray · ΔE 32.1Light slate grey · ΔE 32.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#493426
Analogous#264946, #262A49
Triadic#49263B, #3B4926
Split complementary#492629, #494626
Tetradic#462649, #493426, #2A4926

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FA4BC
Lighter +30%#5D8CAB
Lighter +20%#49718C
Lighter +10%#37566B
Darker −10%#152027
Darker −20%#030506
Darker −30%#000000
Darker −40%#000000
More saturated +25%#183E57
Less saturated −25%#34383B

Channel breakdown

R38
G59
B73
Red38 (14.9%)
Green59 (23.1%)
Blue73 (28.6%)
Hue204°
Saturation (HSL)31.53%
Lightness21.76%
Dominant channelBlue
Hex per channelR 26 · G 3B · B 49

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Every value on this page was computed from “263b49” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.