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Recognised as Colour

#1500C5

  • #1500C5
  • Blue
  • Dark
  • Nearest: Medium blue

#1500C5 is a blue with RGB values 21, 0, 197 and HSL 246°, 100%, 39%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1500C5#1500C5
HEX#1500C5
RGBrgb(21, 0, 197)
RGB (0–1)0.0824, 0, 0.7725
RGB percentages8.2%, 0%, 77.3%
HSLhsl(246.4, 100%, 38.6%)
HSV / HSBhsv(246.4, 100%, 77.3%)
CMYK89.3%, 100%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,376,453
CSS custom property--colour: #1500C5;

Brightness & contrast

Relative luminance0.04191WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.42:1
Contrast with white11.42:1WCAG normal text: AAA
Contrast with black1.84:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#EAFF3A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0043CAno red cones; affects about 1% of men; ΔE 32.9 from the original
Deuteranopia#002FC2no green cones; the most common form, about 1% of men; ΔE 21.6 from the original
Tritanopia#005172no blue cones; rare, and affects men and women equally; ΔE 97.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.42:1WCAG large text: AAA
Contrast with black, large text1.84:1WCAG large text: Fail

Named colours

Medium blue · ΔE 4.1Blue violet · ΔE 22.7Blue · ΔE 25.5Dark violet · ΔE 25.7Dark blue · ΔE 26.2Navy · ΔE 31.4
Nearest named CSS colourMedium blue (#0000CD)ΔE 4.05, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B0C500
Analogous#004DC5, #7800C5
Triadic#C51500, #00C515
Split complementary#C57800, #4DC500
Tetradic#C5004D, #B0C500, #00C578

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9E92FF
Lighter +30%#705FFF
Lighter +20%#422CFF
Lighter +10%#1A00F8
Darker −10%#100092
Darker −20%#0A005F
Darker −30%#05002C
Darker −40%#000000
More saturated +25%#1500C5
Less saturated −25%#2819AC

Channel breakdown

R21
G0
B197
Red21 (8.2%)
Green0 (0%)
Blue197 (77.3%)
Hue246.4°
Saturation (HSL)100%
Lightness38.63%
Dominant channelBlue
Hex per channelR 15 · G 00 · B C5

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Every value on this page was computed from “1500c5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.