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Recognised as Colour

#011028

  • #011028
  • Blue
  • Dark
  • Nearest: Black

#011028 is a blue with RGB values 1, 16, 40 and HSL 217°, 95%, 8%. It is a dark colour, so white text on it reaches 19:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#011028#011028
HEX#011028
RGBrgb(1, 16, 40)
RGB (0–1)0.0039, 0.0627, 0.1569
RGB percentages0.4%, 6.3%, 15.7%
HSLhsl(216.9, 95.1%, 8%)
HSV / HSBhsv(216.9, 97.5%, 15.7%)
CMYK97.5%, 60%, 0%, 84.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer69,672
CSS custom property--colour: #011028;

Brightness & contrast

Relative luminance0.0053WCAG 2.x, 0 is black and 1 is white
Perceived brightness18.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.99:1
Contrast with white18.99:1WCAG normal text: AAA
Contrast with black1.11:1WCAG normal text: Fail
Greyscale equivalent#0F0F0F
Inverted#FEEFD7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#041229no red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#000E28no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#00161Ano blue cones; rare, and affects men and women equally; ΔE 15.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.99:1WCAG large text: AAA
Contrast with black, large text1.11:1WCAG large text: Fail

Named colours

Black · ΔE 18.5Dark slate grey · ΔE 33.4Dark slateblue · ΔE 42.4Dim grey · ΔE 43.5Midnight blue · ΔE 44.3Slate grey · ΔE 48.8
Nearest named CSS colourBlack (#000000)ΔE 18.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#281901
Analogous#012428, #050128
Triadic#280110, #102801
Split complementary#280501, #242801
Tetradic#280124, #281901, #012805

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0660EF
Lighter +30%#054CBD
Lighter +20%#03388C
Lighter +10%#02245A
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001029
Less saturated −25%#061123

Channel breakdown

R1
G16
B40
Red1 (0.4%)
Green16 (6.3%)
Blue40 (15.7%)
Hue216.92°
Saturation (HSL)95.12%
Lightness8.04%
Dominant channelBlue
Hex per channelR 01 · G 10 · B 28

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Every value on this page was computed from “hex 011028” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.