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Recognised as Colour

#263ACD

  • #263ACD
  • Blue
  • Dark
  • Nearest: Dark blue

#263ACD is a blue with RGB values 38, 58, 205 and HSL 233°, 69%, 48%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#263ACD#263ACD
HEX#263ACD
RGBrgb(38, 58, 205)
RGB (0–1)0.149, 0.2275, 0.8039
RGB percentages14.9%, 22.7%, 80.4%
HSLhsl(232.8, 68.7%, 47.6%)
HSV / HSBhsv(232.8, 81.5%, 80.4%)
CMYK81.5%, 71.7%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,505,421
CSS custom property--colour: #263ACD;

Brightness & contrast

Relative luminance0.07846WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.17:1
Contrast with white8.17:1WCAG normal text: AAA
Contrast with black2.57:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#D9C532

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0057D1no red cones; affects about 1% of men; ΔE 21.5 from the original
Deuteranopia#0047CAno green cones; the most common form, about 1% of men; ΔE 12 from the original
Tritanopia#006480no blue cones; rare, and affects men and women equally; ΔE 81 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.17:1WCAG large text: AAA
Contrast with black, large text2.57:1WCAG large text: Fail

Named colours

Dark blue · ΔE 21.2Medium slateblue · ΔE 22.3Navy · ΔE 24.1Slate blue · ΔE 24.5Blue violet · ΔE 25.7Royal blue · ΔE 26.8
Nearest named CSS colourDark blue (#00008B)ΔE 21.19, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDB926
Analogous#268DCD, #6626CD
Triadic#CD263A, #3ACD26
Split complementary#CD6626, #8DCD26
Tetradic#CD268D, #CDB926, #26CD66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CACFF5
Lighter +30%#9FA8ED
Lighter +20%#7481E5
Lighter +10%#495BDD
Darker −10%#1E2EA2
Darker −20%#162277
Darker −30%#0E154C
Darker −40%#060921
More saturated +25%#0823EB
Less saturated −25%#4451AF

Channel breakdown

R38
G58
B205
Red38 (14.9%)
Green58 (22.7%)
Blue205 (80.4%)
Hue232.81°
Saturation (HSL)68.72%
Lightness47.65%
Dominant channelBlue
Hex per channelR 26 · G 3A · B CD

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