Nerdulator> put something in

Recognised as Colour

#04136C

  • #04136C
  • Blue
  • Dark
  • Nearest: Midnight blue

#04136C is a blue with RGB values 4, 19, 108 and HSL 231°, 93%, 22%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#04136C#04136C
HEX#04136C
RGBrgb(4, 19, 108)
RGB (0–1)0.0157, 0.0745, 0.4235
RGB percentages1.6%, 7.5%, 42.4%
HSLhsl(231.3, 92.9%, 22%)
HSV / HSBhsv(231.3, 96.3%, 42.4%)
CMYK96.3%, 82.4%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer267,116
CSS custom property--colour: #04136C;

Brightness & contrast

Relative luminance0.01574WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.97:1
Contrast with white15.97:1WCAG normal text: AAA
Contrast with black1.31:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#FBEC93

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00276Eno red cones; affects about 1% of men; ΔE 16 from the original
Deuteranopia#001C6Ano green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#002F3Fno blue cones; rare, and affects men and women equally; ΔE 55.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.97:1WCAG large text: AAA
Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 3.5Navy · ΔE 19.9Indigo · ΔE 20.6Dark slateblue · ΔE 21.2Rebecca purple · ΔE 22.8Dark blue · ΔE 24.8
Nearest named CSS colourMidnight blue (#191970)ΔE 3.54, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C5D04
Analogous#04476C, #29046C
Triadic#6C0413, #136C04
Split complementary#6C2904, #476C04
Tetradic#6C0447, #6C5D04, #046C29

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#445EF8
Lighter +30%#1334F6
Lighter +20%#0824CE
Lighter +10%#061C9D
Darker −10%#020A3B
Darker −20%#00020A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001070
Less saturated −25%#121D5E

Channel breakdown

R4
G19
B108
Red4 (1.6%)
Green19 (7.5%)
Blue108 (42.4%)
Hue231.35°
Saturation (HSL)92.86%
Lightness21.96%
Dominant channelBlue
Hex per channelR 04 · G 13 · B 6C

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 “04136c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.