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Recognised as Colour

#3003DC

  • #3003DC
  • Blue
  • Dark
  • Nearest: Medium blue

#3003DC is a blue with RGB values 48, 3, 220 and HSL 252°, 97%, 44%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#3003DC#3003DC
HEX#3003DC
RGBrgb(48, 3, 220)
RGB (0–1)0.1882, 0.0118, 0.8627
RGB percentages18.8%, 1.2%, 86.3%
HSLhsl(252.4, 97.3%, 43.7%)
HSV / HSBhsv(252.4, 98.6%, 86.3%)
CMYK78.2%, 98.6%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,146,716
CSS custom property--colour: #3003DC;

Brightness & contrast

Relative luminance0.05861WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.67:1
Contrast with white9.67:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#CFFC23

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004DE1no red cones; affects about 1% of men; ΔE 35.5 from the original
Deuteranopia#003AD9no green cones; the most common form, about 1% of men; ΔE 25 from the original
Tritanopia#005B81no blue cones; rare, and affects men and women equally; ΔE 103.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.67:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.8Blue · ΔE 17Blue violet · ΔE 22.8Dark violet · ΔE 25.8Dark blue · ΔE 35.1Dark orchid · ΔE 36.7
Nearest named CSS colourMedium blue (#0000CD)ΔE 5.82, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AFDC03
Analogous#0343DC, #9C03DC
Triadic#DC3003, #03DC30
Split complementary#DC9C03, #43DC03
Tetradic#DC0343, #AFDC03, #03DC9C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEADFE
Lighter +30%#967BFD
Lighter +20%#6E48FD
Lighter +10%#4616FC
Darker −10%#2502AA
Darker −20%#1A0277
Darker −30%#0F0145
Darker −40%#040013
More saturated +25%#2E00DF
Less saturated −25%#401FC0

Channel breakdown

R48
G3
B220
Red48 (18.8%)
Green3 (1.2%)
Blue220 (86.3%)
Hue252.44°
Saturation (HSL)97.31%
Lightness43.73%
Dominant channelBlue
Hex per channelR 30 · G 03 · B DC

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Every value on this page was computed from “3003dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.