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Recognised as Colour

#033CA6

  • #033CA6
  • Blue
  • Dark
  • Nearest: Slate blue

#033CA6 is a blue with RGB values 3, 60, 166 and HSL 219°, 96%, 33%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#033CA6#033CA6
HEX#033CA6
RGBrgb(3, 60, 166)
RGB (0–1)0.0118, 0.2353, 0.651
RGB percentages1.2%, 23.5%, 65.1%
HSLhsl(219, 96.4%, 33.1%)
HSV / HSBhsv(219, 98.2%, 65.1%)
CMYK98.2%, 63.9%, 0%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer212,134
CSS custom property--colour: #033CA6;

Brightness & contrast

Relative luminance0.06004WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.54:1
Contrast with white9.54:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#FCC359

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004DA9no red cones; affects about 1% of men; ΔE 13.2 from the original
Deuteranopia#003EA4no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00586Bno blue cones; rare, and affects men and women equally; ΔE 61.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.54:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Slate blue · ΔE 18.1Midnight blue · ΔE 18.1Royal blue · ΔE 19Dark slateblue · ΔE 19.1Rebecca purple · ΔE 20.5Navy · ΔE 25.7
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 18.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A66D03
Analogous#038DA6, #1C03A6
Triadic#A6033C, #3CA603
Split complementary#A61C03, #8DA603
Tetradic#A6038D, #A66D03, #03A61C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#78A7FD
Lighter +30%#4686FC
Lighter +20%#1465FB
Lighter +10%#044ED8
Darker −10%#022A74
Darker −20%#011842
Darker −30%#000610
Darker −40%#000000
More saturated +25%#003BA9
Less saturated −25%#184291

Channel breakdown

R3
G60
B166
Red3 (1.2%)
Green60 (23.5%)
Blue166 (65.1%)
Hue219.02°
Saturation (HSL)96.45%
Lightness33.14%
Dominant channelBlue
Hex per channelR 03 · G 3C · B A6

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Every value on this page was computed from “033ca6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.