Nerdulator> put something in

Recognised as Colour

#001E4B

  • #001E4B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#001E4B is a blue with RGB values 0, 30, 75 and HSL 216°, 100%, 15%. It is a dark colour, so white text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#001E4B#001E4B
HEX#001E4B
RGBrgb(0, 30, 75)
RGB (0–1)0, 0.1176, 0.2941
RGB percentages0%, 11.8%, 29.4%
HSLhsl(216, 100%, 14.7%)
HSV / HSBhsv(216, 100%, 29.4%)
CMYK100%, 60%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,755
CSS custom property--colour: #001E4B;

Brightness & contrast

Relative luminance0.01437WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.31:1
Contrast with white16.31:1WCAG normal text: AAA
Contrast with black1.29:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FFE1B4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00234Dno red cones; affects about 1% of men; ΔE 3.8 from the original
Deuteranopia#001D4Ano green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#002931no blue cones; rare, and affects men and women equally; ΔE 29.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.31:1WCAG large text: AAA
Contrast with black, large text1.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27Midnight blue · ΔE 28.8Black · ΔE 34.7Dark slate grey · ΔE 39.7Rebecca purple · ΔE 42.1Steel blue · ΔE 42.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B2D00
Analogous#00434B, #07004B
Triadic#4B001E, #1E4B00
Split complementary#4B0800, #434B00
Tetradic#4B0044, #4B2D00, #004B08

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1874FF
Lighter +30%#005BE4
Lighter +20%#0047B1
Lighter +10%#00327E
Darker −10%#000A18
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001E4B
Less saturated −25%#092042

Channel breakdown

R0
G30
B75
Red0 (0%)
Green30 (11.8%)
Blue75 (29.4%)
Hue216°
Saturation (HSL)100%
Lightness14.71%
Dominant channelBlue
Hex per channelR 00 · G 1E · B 4B

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “001e4b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.