Nerdulator> put something in

Colour

#0018CD

  • #0018CD
  • Blue
  • Dark
  • Nearest: Medium blue

#0018CD is a blue with RGB values 0, 24, 205 and HSL 233°, 100%, 40%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0018CD#0018CD
HEX#0018CD
RGBrgb(0, 24, 205)
RGB (0–1)0, 0.0941, 0.8039
RGB percentages0%, 9.4%, 80.4%
HSLhsl(233, 100%, 40.2%)
HSV / HSBhsv(233, 100%, 80.4%)
CMYK100%, 88.3%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,349
CSS custom property--colour: #0018CD;

Brightness & contrast

Relative luminance0.05061WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.44:1
Contrast with white10.44:1WCAG normal text: AAA
Contrast with black2.01:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FFE732

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004AD2no red cones; affects about 1% of men; ΔE 30.5 from the original
Deuteranopia#0035CAno green cones; the most common form, about 1% of men; ΔE 18.2 from the original
Tritanopia#005879no blue cones; rare, and affects men and women equally; ΔE 95.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.44:1WCAG large text: AAA
Contrast with black, large text2.01:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7Blue violet · ΔE 22.1Dark blue · ΔE 25.5Dark violet · ΔE 26.6Blue · ΔE 27.1Navy · ΔE 30.6
Nearest named CSS colourMedium blue (#0000CD)ΔE 7.03, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDB500
Analogous#007ECD, #4F00CD
Triadic#CD0018, #18CD00
Split complementary#CD4F00, #7ECD00
Tetradic#CD007E, #CDB500, #00CD4F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9AA6FF
Lighter +30%#6779FF
Lighter +20%#344CFF
Lighter +10%#011FFF
Darker −10%#00129A
Darker −20%#000C67
Darker −30%#000634
Darker −40%#000001
More saturated +25%#0018CD
Less saturated −25%#1A2CB3

Channel breakdown

R0
G24
B205
Red0 (0%)
Green24 (9.4%)
Blue205 (80.4%)
Hue232.98°
Saturation (HSL)100%
Lightness40.2%
Dominant channelBlue
Hex per channelR 00 · G 18 · B CD

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 “0018cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.