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Recognised as Colour

#001A5C

  • #001A5C
  • Blue
  • Dark
  • Nearest: Midnight blue

#001A5C is a blue with RGB values 0, 26, 92 and HSL 223°, 100%, 18%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001A5C#001A5C
HEX#001A5C
RGBrgb(0, 26, 92)
RGB (0–1)0, 0.102, 0.3608
RGB percentages0%, 10.2%, 36.1%
HSLhsl(223, 100%, 18%)
HSV / HSBhsv(223, 100%, 36.1%)
CMYK100%, 71.7%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,748
CSS custom property--colour: #001A5C;

Brightness & contrast

Relative luminance0.01511WCAG 2.x, 0 is black and 1 is white
Perceived brightness36.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.13:1
Contrast with white16.13:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#FFE5A3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00255Eno red cones; affects about 1% of men; ΔE 9.3 from the original
Deuteranopia#001D5Bno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#002C38no blue cones; rare, and affects men and women equally; ΔE 42.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.13:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.7Dark slateblue · ΔE 18.8Rebecca purple · ΔE 30.3Indigo · ΔE 33.7Navy · ΔE 35.1Slate blue · ΔE 39.4
Nearest named CSS colourMidnight blue (#191970)ΔE 13.68, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C4200
Analogous#00485C, #14005C
Triadic#5C001A, #1A5C00
Split complementary#5C1400, #485C00
Tetradic#5C0048, #5C4200, #005C14

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2965FF
Lighter +30%#0045F5
Lighter +20%#0037C2
Lighter +10%#00288F
Darker −10%#000C29
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001A5C
Less saturated −25%#0C1F51

Channel breakdown

R0
G26
B92
Red0 (0%)
Green26 (10.2%)
Blue92 (36.1%)
Hue223.04°
Saturation (HSL)100%
Lightness18.04%
Dominant channelBlue
Hex per channelR 00 · G 1A · B 5C

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Every value on this page was computed from “001a5c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.