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Colour

#263A61

  • #263A61
  • Blue
  • Dark
  • Nearest: Dark slateblue

#263A61 is a blue with RGB values 38, 58, 97 and HSL 220°, 44%, 26%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#263A61#263A61
HEX#263A61
RGBrgb(38, 58, 97)
RGB (0–1)0.149, 0.2275, 0.3804
RGB percentages14.9%, 22.7%, 38%
HSLhsl(219.7, 43.7%, 26.5%)
HSV / HSBhsv(219.7, 60.8%, 38%)
CMYK60.8%, 40.2%, 0%, 62%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,505,313
CSS custom property--colour: #263A61;

Brightness & contrast

Relative luminance0.04301WCAG 2.x, 0 is black and 1 is white
Perceived brightness59 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.29:1
Contrast with white11.29:1WCAG normal text: AAA
Contrast with black1.86:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#D9C59E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A3D63no red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#223860no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#004348no blue cones; rare, and affects men and women equally; ΔE 27.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.29:1WCAG large text: AAA
Contrast with black, large text1.86:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.3Dark slate grey · ΔE 28.5Steel blue · ΔE 30.1Dim grey · ΔE 32.7Slate grey · ΔE 32.8Light slate grey · ΔE 35.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.25, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#614D26
Analogous#265861, #302661
Triadic#61263A, #3A6126
Split complementary#613026, #576126
Tetradic#612658, #614D26, #266130

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#849DCF
Lighter +30%#5F80C1
Lighter +20%#4366AA
Lighter +10%#345086
Darker −10%#18243C
Darker −20%#090E18
Darker −30%#000000
Darker −40%#000000
More saturated +25%#153572
Less saturated −25%#373F50

Channel breakdown

R38
G58
B97
Red38 (14.9%)
Green58 (22.7%)
Blue97 (38%)
Hue219.66°
Saturation (HSL)43.7%
Lightness26.47%
Dominant channelBlue
Hex per channelR 26 · G 3A · B 61

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Every value on this page was computed from “263a61” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.