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Colour

#001E4F

  • #001E4F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#001E4F is a blue with RGB values 0, 30, 79 and HSL 217°, 100%, 15%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#001E4F#001E4F
HEX#001E4F
RGBrgb(0, 30, 79)
RGB (0–1)0, 0.1176, 0.3098
RGB percentages0%, 11.8%, 31%
HSLhsl(217.2, 100%, 15.5%)
HSV / HSBhsv(217.2, 100%, 31%)
CMYK100%, 62%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,759
CSS custom property--colour: #001E4F;

Brightness & contrast

Relative luminance0.01493WCAG 2.x, 0 is black and 1 is white
Perceived brightness35.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.17:1
Contrast with white16.17:1WCAG normal text: AAA
Contrast with black1.3:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FFE1B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002451no red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#001D4Eno green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#002A33no blue cones; rare, and affects men and women equally; ΔE 32.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.17:1WCAG large text: AAA
Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 24.8Midnight blue · ΔE 25.9Black · ΔE 37.3Rebecca purple · ΔE 39.6Dark slate grey · ΔE 42.1Steel blue · ΔE 43
Nearest named CSS colourDark slateblue (#483D8B)ΔE 24.76, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F3100
Analogous#00454F, #0A004F
Triadic#4F001E, #1E4F00
Split complementary#4F0A00, #454F00
Tetradic#4F0045, #4F3100, #004F0A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1C72FF
Lighter +30%#0058E8
Lighter +20%#0045B5
Lighter +10%#003182
Darker −10%#000B1C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001E4F
Less saturated −25%#0A2045

Channel breakdown

R0
G30
B79
Red0 (0%)
Green30 (11.8%)
Blue79 (31%)
Hue217.22°
Saturation (HSL)100%
Lightness15.49%
Dominant channelBlue
Hex per channelR 00 · G 1E · B 4F

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Every value on this page was computed from “001e4f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.