Colour

#033D9A

#033D9A
Blue
Dark
Nearest: Dark slateblue

#033D9A is a blue with RGB values 3, 61, 154 and HSL 217°, 96%, 31%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#033D9A#033D9A

HEX#033D9A

RGBrgb(3, 61, 154)

RGB (0–1)0.0118, 0.2392, 0.6039

RGB percentages1.2%, 23.9%, 60.4%

HSLhsl(217, 96.2%, 30.8%)

HSV / HSBhsv(217, 98.1%, 60.4%)

CMYK98.1%, 60.4%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer212,378

CSS custom property--colour: #033D9A;

Brightness & contrast

Relative luminance0.0569WCAG 2.x, 0 is black and 1 is white

Perceived brightness69.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.82:1

Contrast with white9.82:1WCAG normal text: AAA

Contrast with black2.14:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#FCC265

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004A9Dno red cones; affects about 1% of men; ΔE 9.9 from the original

Deuteranopia#003D98no green cones; the most common form, about 1% of men; ΔE 1.3 from the original

Tritanopia#005565no blue cones; rare, and affects men and women equally; ΔE 55.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text9.82:1WCAG large text: AAA

Contrast with black, large text2.14:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.6 Midnight blue · ΔE 16.6 Slate blue · ΔE 21.7 Royal blue · ΔE 22.1 Rebecca purple · ΔE 22.3 Indigo · ΔE 30.3

Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.6, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#9A6003

Analogous#03899A, #14039A

Triadic#9A033D, #3D9A03

Split complementary#9A1403, #899A03

Tetradic#9A0389, #9A6003, #039A14

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#6DA4FC

Lighter +30%#3B85FB

Lighter +20%#0966FA

Lighter +10%#0451CC

Darker −10%#022968

Darker −20%#011536

Darker −30%#000204

Darker −40%#000000

More saturated +25%#003C9D

Less saturated −25%#174286

Channel breakdown

G61

B154

Red3 (1.2%)

Green61 (23.9%)

Blue154 (60.4%)

Hue216.95°

Saturation (HSL)96.18%

Lightness30.78%

Dominant channelBlue

Hex per channelR 03 · G 3D · B 9A

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#033D9A

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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