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Colour

#0338A7

  • #0338A7
  • Blue
  • Dark
  • Nearest: Slate blue

#0338A7 is a blue with RGB values 3, 56, 167 and HSL 221°, 96%, 33%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#0338A7#0338A7
HEX#0338A7
RGBrgb(3, 56, 167)
RGB (0–1)0.0118, 0.2196, 0.6549
RGB percentages1.2%, 22%, 65.5%
HSLhsl(220.6, 96.5%, 33.3%)
HSV / HSBhsv(220.6, 98.2%, 65.5%)
CMYK98.2%, 66.5%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer211,111
CSS custom property--colour: #0338A7;

Brightness & contrast

Relative luminance0.05638WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.87:1
Contrast with white9.87:1WCAG normal text: AAA
Contrast with black2.13:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#FCC758

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004BABno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#003CA5no green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#00566Ano blue cones; rare, and affects men and women equally; ΔE 64.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.87:1WCAG large text: AAA
Contrast with black, large text2.13:1WCAG large text: Fail

Named colours

Slate blue · ΔE 18.3Midnight blue · ΔE 18.5Royal blue · ΔE 20.1Rebecca purple · ΔE 20.3Dark slateblue · ΔE 21.8Navy · ΔE 22.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 18.33, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A77203
Analogous#038AA7, #2003A7
Triadic#A70338, #38A703
Split complementary#A72003, #8AA703
Tetradic#A7038A, #A77203, #03A720

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#79A4FD
Lighter +30%#4782FC
Lighter +20%#155FFB
Lighter +10%#0449D9
Darker −10%#022775
Darker −20%#011643
Darker −30%#000611
Darker −40%#000000
More saturated +25%#0037AA
Less saturated −25%#184092

Channel breakdown

R3
G56
B167
Red3 (1.2%)
Green56 (22%)
Blue167 (65.5%)
Hue220.61°
Saturation (HSL)96.47%
Lightness33.33%
Dominant channelBlue
Hex per channelR 03 · G 38 · B A7

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Every value on this page was computed from “0338a7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.