Nerdulator> put something in

Recognised as Colour

#040141

  • #040141
  • Blue
  • Dark
  • Nearest: Midnight blue

#040141 is a blue with RGB values 4, 1, 65 and HSL 243°, 97%, 13%. It is a dark colour, so white text on it reaches 19.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#040141#040141
HEX#040141
RGBrgb(4, 1, 65)
RGB (0–1)0.0157, 0.0039, 0.2549
RGB percentages1.6%, 0.4%, 25.5%
HSLhsl(242.8, 97%, 12.9%)
HSV / HSBhsv(242.8, 98.5%, 25.5%)
CMYK93.8%, 98.5%, 0%, 74.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer262,465
CSS custom property--colour: #040141;

Brightness & contrast

Relative luminance0.00429WCAG 2.x, 0 is black and 1 is white
Perceived brightness22.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 19.34:1
Contrast with white19.34:1WCAG normal text: AAA
Contrast with black1.09:1WCAG normal text: Fail
Greyscale equivalent#060606
Inverted#FBFEBE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001143no red cones; affects about 1% of men; ΔE 9.6 from the original
Deuteranopia#000A40no green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#001622no blue cones; rare, and affects men and women equally; ΔE 38.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text19.34:1WCAG large text: AAA
Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 18.5Dark slateblue · ΔE 27.4Indigo · ΔE 35.6Rebecca purple · ΔE 35.7Navy · ΔE 36.8Dark blue · ΔE 42
Nearest named CSS colourMidnight blue (#191970)ΔE 18.51, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3E4101
Analogous#011E41, #240141
Triadic#410401, #014104
Split complementary#412401, #1E4101
Tetradic#41011E, #3E4101, #014124

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1E13FB
Lighter +30%#0D03D8
Lighter +20%#0A03A5
Lighter +10%#070273
Darker −10%#01000F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#030042
Less saturated −25%#0B0939

Channel breakdown

R4
G1
B65
Red4 (1.6%)
Green1 (0.4%)
Blue65 (25.5%)
Hue242.81°
Saturation (HSL)96.97%
Lightness12.94%
Dominant channelBlue
Hex per channelR 04 · G 01 · B 41

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 “hex 040141” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.