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Recognised as Colour

#033DDE

  • #033DDE
  • Blue
  • Dark
  • Nearest: Medium blue

#033DDE is a blue with RGB values 3, 61, 222 and HSL 224°, 97%, 44%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#033DDE#033DDE
HEX#033DDE
RGBrgb(3, 61, 222)
RGB (0–1)0.0118, 0.2392, 0.8706
RGB percentages1.2%, 23.9%, 87.1%
HSLhsl(224.1, 97.3%, 44.1%)
HSV / HSBhsv(224.1, 98.6%, 87.1%)
CMYK98.6%, 72.5%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer212,446
CSS custom property--colour: #033DDE;

Brightness & contrast

Relative luminance0.08631WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.7:1
Contrast with white7.7:1WCAG normal text: AAA
Contrast with black2.73:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#FCC221

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DE3no red cones; affects about 1% of men; ΔE 22.6 from the original
Deuteranopia#0049DBno green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#006C8Ano blue cones; rare, and affects men and women equally; ΔE 87.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.7:1WCAG large text: AAA
Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Medium blue · ΔE 22.5Blue violet · ΔE 24.3Dark blue · ΔE 25.8Medium slateblue · ΔE 26.4Navy · ΔE 29.6Dark orchid · ΔE 30.4
Nearest named CSS colourMedium blue (#0000CD)ΔE 22.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEA403
Analogous#03AADE, #3703DE
Triadic#DE033D, #3DDE03
Split complementary#DE3603, #ABDE03
Tetradic#DE03AA, #DEA403, #03DE37

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFC4FE
Lighter +30%#7D9FFD
Lighter +20%#4A7AFD
Lighter +10%#1854FC
Darker −10%#022FAC
Darker −20%#022179
Darker −30%#011447
Darker −40%#000615
More saturated +25%#003CE1
Less saturated −25%#1F4AC2

Channel breakdown

R3
G61
B222
Red3 (1.2%)
Green61 (23.9%)
Blue222 (87.1%)
Hue224.11°
Saturation (HSL)97.33%
Lightness44.12%
Dominant channelBlue
Hex per channelR 03 · G 3D · B DE

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