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Recognised as Colour

#033263

  • #033263
  • Blue
  • Dark
  • Nearest: Dark slateblue

#033263 is a blue with RGB values 3, 50, 99 and HSL 211°, 94%, 20%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#033263#033263
HEX#033263
RGBrgb(3, 50, 99)
RGB (0–1)0.0118, 0.1961, 0.3882
RGB percentages1.2%, 19.6%, 38.8%
HSLhsl(210.6, 94.1%, 20%)
HSV / HSBhsv(210.6, 97%, 38.8%)
CMYK97%, 49.5%, 0%, 61.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer209,507
CSS custom property--colour: #033263;

Brightness & contrast

Relative luminance0.03201WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.8:1
Contrast with white12.8:1WCAG normal text: AAA
Contrast with black1.64:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#FCCD9C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#163765no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#002E62no green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#003E45no blue cones; rare, and affects men and women equally; ΔE 31.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.8:1WCAG large text: AAA
Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 23.8Midnight blue · ΔE 30.6Steel blue · ΔE 33.4Dark slate grey · ΔE 36Black · ΔE 39.6Slate grey · ΔE 40
Nearest named CSS colourDark slateblue (#483D8B)ΔE 23.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#633403
Analogous#036263, #040363
Triadic#630332, #326303
Split complementary#630403, #626303
Tetradic#630362, #633403, #036304

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3997F9
Lighter +30%#087DF7
Lighter +20%#0664C6
Lighter +10%#054B94
Darker −10%#021931
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003266
Less saturated −25%#103256

Channel breakdown

R3
G50
B99
Red3 (1.2%)
Green50 (19.6%)
Blue99 (38.8%)
Hue210.63°
Saturation (HSL)94.12%
Lightness20%
Dominant channelBlue
Hex per channelR 03 · G 32 · B 63

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Every value on this page was computed from “hex 033263” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.