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Recognised as Colour

#1300DA

  • #1300DA
  • Blue
  • Dark
  • Nearest: Medium blue

#1300DA is a blue with RGB values 19, 0, 218 and HSL 245°, 100%, 43%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1300DA#1300DA
HEX#1300DA
RGBrgb(19, 0, 218)
RGB (0–1)0.0745, 0, 0.8549
RGB percentages7.5%, 0%, 85.5%
HSLhsl(245.2, 100%, 42.7%)
HSV / HSBhsv(245.2, 100%, 85.5%)
CMYK91.3%, 100%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,245,402
CSS custom property--colour: #1300DA;

Brightness & contrast

Relative luminance0.052WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.29:1
Contrast with white10.29:1WCAG normal text: AAA
Contrast with black2.04:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#ECFF25

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004BDFno red cones; affects about 1% of men; ΔE 35.8 from the original
Deuteranopia#0035D7no green cones; the most common form, about 1% of men; ΔE 23.2 from the original
Tritanopia#005A7Fno blue cones; rare, and affects men and women equally; ΔE 104.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.29:1WCAG large text: AAA
Contrast with black, large text2.04:1WCAG large text: Fail

Named colours

Medium blue · ΔE 5.4Blue · ΔE 16.2Blue violet · ΔE 25.3Dark violet · ΔE 28.3Dark blue · ΔE 35.5Dark orchid · ΔE 38.9
Nearest named CSS colourMedium blue (#0000CD)ΔE 5.44, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C7DA00
Analogous#005ADA, #8000DA
Triadic#DA1300, #00DA13
Split complementary#DA8000, #5ADA00
Tetradic#DA005A, #C7DA00, #00DA80

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFA7FF
Lighter +30%#8074FF
Lighter +20%#5241FF
Lighter +10%#230EFF
Darker −10%#0F00A7
Darker −20%#0A0074
Darker −30%#060041
Darker −40%#01000E
More saturated +25%#1300DA
Less saturated −25%#2A1BBF

Channel breakdown

R19
G0
B218
Red19 (7.5%)
Green0 (0%)
Blue218 (85.5%)
Hue245.23°
Saturation (HSL)100%
Lightness42.75%
Dominant channelBlue
Hex per channelR 13 · G 00 · B DA

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Every value on this page was computed from “1300da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.