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Recognised as Colour

#050015

  • #050015
  • Blue
  • Dark
  • Nearest: Black

#050015 is a blue with RGB values 5, 0, 21 and HSL 254°, 100%, 4%. It is a dark colour, so white text on it reaches 20.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#050015#050015
HEX#050015
RGBrgb(5, 0, 21)
RGB (0–1)0.0196, 0, 0.0824
RGB percentages2%, 0%, 8.2%
HSLhsl(254.3, 100%, 4.1%)
HSV / HSBhsv(254.3, 100%, 8.2%)
CMYK76.2%, 100%, 0%, 91.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer327,701
CSS custom property--colour: #050015;

Brightness & contrast

Relative luminance0.00086WCAG 2.x, 0 is black and 1 is white
Perceived brightness7.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.64:1
Contrast with white20.64:1WCAG normal text: AAA
Contrast with black1.02:1WCAG normal text: Fail
Greyscale equivalent#030303
Inverted#FAFFEA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000316no red cones; affects about 1% of men; ΔE 2.3 from the original
Deuteranopia#000315no green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#020308no blue cones; rare, and affects men and women equally; ΔE 8.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.64:1WCAG large text: AAA
Contrast with black, large text1.02:1WCAG large text: Fail

Named colours

Black · ΔE 10.1Dark slate grey · ΔE 35Dim grey · ΔE 44.8Dark slateblue · ΔE 49.6Midnight blue · ΔE 51.1Slate grey · ΔE 52.5
Nearest named CSS colourBlack (#000000)ΔE 10.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#101500
Analogous#000615, #0F0015
Triadic#150500, #001505
Split complementary#150F00, #061500
Tetradic#150006, #101500, #00150F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3600E1
Lighter +30%#2900AE
Lighter +20%#1D007B
Lighter +10%#110048
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#050015
Less saturated −25%#060312

Channel breakdown

R5
G0
B21
Red5 (2%)
Green0 (0%)
Blue21 (8.2%)
Hue254.29°
Saturation (HSL)100%
Lightness4.12%
Dominant channelBlue
Hex per channelR 05 · G 00 · B 15

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Every value on this page was computed from “hex 050015” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.