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Recognised as Colour

#011544

  • #011544
  • Blue
  • Dark
  • Nearest: Midnight blue

#011544 is a blue with RGB values 1, 21, 68 and HSL 222°, 97%, 14%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#011544#011544
HEX#011544
RGBrgb(1, 21, 68)
RGB (0–1)0.0039, 0.0824, 0.2667
RGB percentages0.4%, 8.2%, 26.7%
HSLhsl(222.1, 97.1%, 13.5%)
HSV / HSBhsv(222.1, 98.5%, 26.7%)
CMYK98.5%, 69.1%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer70,980
CSS custom property--colour: #011544;

Brightness & contrast

Relative luminance0.0096WCAG 2.x, 0 is black and 1 is white
Perceived brightness28 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.62:1
Contrast with white17.62:1WCAG normal text: AAA
Contrast with black1.19:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#FEEABB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001C46no red cones; affects about 1% of men; ΔE 5.9 from the original
Deuteranopia#001643no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#00212Ano blue cones; rare, and affects men and women equally; ΔE 31.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.62:1WCAG large text: AAA
Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 26.1Dark slateblue · ΔE 27.2Black · ΔE 35.8Rebecca purple · ΔE 40.7Dark slate grey · ΔE 44.3Indigo · ΔE 44.9
Nearest named CSS colourMidnight blue (#191970)ΔE 26.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#443001
Analogous#013744, #0E0144
Triadic#440115, #154401
Split complementary#440E01, #374401
Tetradic#440137, #443001, #01440E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#155AFC
Lighter +30%#0344DB
Lighter +20%#0234A9
Lighter +10%#022576
Darker −10%#000512
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001545
Less saturated −25%#0A183B

Channel breakdown

R1
G21
B68
Red1 (0.4%)
Green21 (8.2%)
Blue68 (26.7%)
Hue222.09°
Saturation (HSL)97.1%
Lightness13.53%
Dominant channelBlue
Hex per channelR 01 · G 15 · B 44

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Every value on this page was computed from “hex 011544” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.