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Recognised as Colour

#15047C

  • #15047C
  • Blue
  • Dark
  • Nearest: Navy

#15047C is a blue with RGB values 21, 4, 124 and HSL 249°, 94%, 25%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#15047C#15047C
HEX#15047C
RGBrgb(21, 4, 124)
RGB (0–1)0.0824, 0.0157, 0.4863
RGB percentages8.2%, 1.6%, 48.6%
HSLhsl(248.5, 93.8%, 25.1%)
HSV / HSBhsv(248.5, 96.8%, 48.6%)
CMYK83.1%, 96.8%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,377,404
CSS custom property--colour: #15047C;

Brightness & contrast

Relative luminance0.01701WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.67:1
Contrast with white15.67:1WCAG normal text: AAA
Contrast with black1.34:1WCAG normal text: Fail
Greyscale equivalent#101010
Inverted#EAFB83

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00297Fno red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#001D7Ano green cones; the most common form, about 1% of men; ΔE 15.5 from the original
Tritanopia#003147no blue cones; rare, and affects men and women equally; ΔE 66.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.67:1WCAG large text: AAA
Contrast with black, large text1.34:1WCAG large text: Fail

Named colours

Navy · ΔE 4.7Dark blue · ΔE 9.6Indigo · ΔE 11.9Midnight blue · ΔE 17.6Rebecca purple · ΔE 23.5Dark slateblue · ΔE 31.6
Nearest named CSS colourNavy (#000080)ΔE 4.72, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6B7C04
Analogous#042F7C, #51047C
Triadic#7C1504, #047C15
Split complementary#7C5104, #2F7C04
Tetradic#7C042F, #6B7C04, #047C51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6A53F9
Lighter +30%#4021F8
Lighter +20%#2607DF
Lighter +10%#1D06AD
Darker −10%#0D024B
Darker −20%#040119
Darker −30%#000000
Darker −40%#000000
More saturated +25%#120080
Less saturated −25%#20146C

Channel breakdown

R21
G4
B124
Red21 (8.2%)
Green4 (1.6%)
Blue124 (48.6%)
Hue248.5°
Saturation (HSL)93.75%
Lightness25.1%
Dominant channelBlue
Hex per channelR 15 · G 04 · B 7C

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Every value on this page was computed from “15047c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.