Nerdulator> put something in

Colour

#0015B8

  • #0015B8
  • Blue
  • Dark
  • Nearest: Medium blue

#0015B8 is a blue with RGB values 0, 21, 184 and HSL 233°, 100%, 36%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#0015B8#0015B8
HEX#0015B8
RGBrgb(0, 21, 184)
RGB (0–1)0, 0.0824, 0.7216
RGB percentages0%, 8.2%, 72.2%
HSLhsl(233.2, 100%, 36.1%)
HSV / HSBhsv(233.2, 100%, 72.2%)
CMYK100%, 88.6%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,560
CSS custom property--colour: #0015B8;

Brightness & contrast

Relative luminance0.03997WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.67:1
Contrast with white11.67:1WCAG normal text: AAA
Contrast with black1.8:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#FFEA47

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0041BCno red cones; affects about 1% of men; ΔE 27.7 from the original
Deuteranopia#002EB5no green cones; the most common form, about 1% of men; ΔE 16.2 from the original
Tritanopia#004F6Cno blue cones; rare, and affects men and women equally; ΔE 88.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.67:1WCAG large text: AAA
Contrast with black, large text1.8:1WCAG large text: Fail

Named colours

Medium blue · ΔE 15Dark blue · ΔE 16.5Navy · ΔE 21.6Blue violet · ΔE 23.9Dark violet · ΔE 27.9Indigo · ΔE 28.5
Nearest named CSS colourMedium blue (#0000CD)ΔE 15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B8A300
Analogous#0071B8, #4700B8
Triadic#B80015, #15B800
Split complementary#B84700, #71B800
Tetradic#B80071, #B8A300, #00B847

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8593FF
Lighter +30%#5266FF
Lighter +20%#1F39FF
Lighter +10%#001BEB
Darker −10%#000F85
Darker −20%#000952
Darker −30%#00041F
Darker −40%#000000
More saturated +25%#0015B8
Less saturated −25%#1727A1

Channel breakdown

R0
G21
B184
Red0 (0%)
Green21 (8.2%)
Blue184 (72.2%)
Hue233.15°
Saturation (HSL)100%
Lightness36.08%
Dominant channelBlue
Hex per channelR 00 · G 15 · B B8

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 “0015b8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.