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Recognised as Colour

#263A85

  • #263A85
  • Blue
  • Dark
  • Nearest: Dark slateblue

#263A85 is a blue with RGB values 38, 58, 133 and HSL 227°, 56%, 34%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#263A85#263A85
HEX#263A85
RGBrgb(38, 58, 133)
RGB (0–1)0.149, 0.2275, 0.5216
RGB percentages14.9%, 22.7%, 52.2%
HSLhsl(227.4, 55.6%, 33.5%)
HSV / HSBhsv(227.4, 71.4%, 52.2%)
CMYK71.4%, 56.4%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,505,349
CSS custom property--colour: #263A85;

Brightness & contrast

Relative luminance0.05132WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.36:1
Contrast with white10.36:1WCAG normal text: AAA
Contrast with black2.03:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#D9C57A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004588no red cones; affects about 1% of men; ΔE 10.5 from the original
Deuteranopia#003C83no green cones; the most common form, about 1% of men; ΔE 5.9 from the original
Tritanopia#004C59no blue cones; rare, and affects men and women equally; ΔE 46.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.36:1WCAG large text: AAA
Contrast with black, large text2.03:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 8.2Midnight blue · ΔE 17.6Rebecca purple · ΔE 24.6Slate blue · ΔE 28.2Royal blue · ΔE 30.2Medium purple · ΔE 33.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.21, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#857126
Analogous#266A85, #412685
Triadic#85263A, #3A8526
Split complementary#854126, #6A8526
Tetradic#85266A, #857126, #268542

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#96A6E1
Lighter +30%#6E84D6
Lighter +20%#4762CA
Lighter +10%#314BAD
Darker −10%#1B295D
Darker −20%#0F1736
Darker −30%#04060E
Darker −40%#000000
More saturated +25%#112E9A
Less saturated −25%#3B4670

Channel breakdown

R38
G58
B133
Red38 (14.9%)
Green58 (22.7%)
Blue133 (52.2%)
Hue227.37°
Saturation (HSL)55.56%
Lightness33.53%
Dominant channelBlue
Hex per channelR 26 · G 3A · B 85

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Every value on this page was computed from “263a85” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.