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Colour

#040400

  • #040400
  • Yellow
  • Dark
  • Nearest: Black

#040400 is a yellow with RGB values 4, 4, 0 and HSL 60°, 100%, 1%. It is a dark colour, so white text on it reaches 20.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#040400#040400
HEX#040400
RGBrgb(4, 4, 0)
RGB (0–1)0.0157, 0.0157, 0
RGB percentages1.6%, 1.6%, 0%
HSLhsl(60, 100%, 0.8%)
HSV / HSBhsv(60, 100%, 1.6%)
CMYK0%, 0%, 100%, 98.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer263,168
CSS custom property--colour: #040400;

Brightness & contrast

Relative luminance0.00113WCAG 2.x, 0 is black and 1 is white
Perceived brightness3.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.54:1
Contrast with white20.54:1WCAG normal text: AAA
Contrast with black1.02:1WCAG normal text: Fail
Greyscale equivalent#040404
Inverted#FBFBFF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#050400no red cones; affects about 1% of men; ΔE 0.3 from the original
Deuteranopia#050400no green cones; the most common form, about 1% of men; ΔE 0.3 from the original
Tritanopia#050303no blue cones; rare, and affects men and women equally; ΔE 1.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.54:1WCAG large text: AAA
Contrast with black, large text1.02:1WCAG large text: Fail

Named colours

Black · ΔE 1.9Dark slate grey · ΔE 32.7Dim grey · ΔE 43.4Gray · ΔE 52.6Slate grey · ΔE 53.2Dark olivegreen · ΔE 53.7
Nearest named CSS colourBlack (#000000)ΔE 1.91, below the just-noticeable difference
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000004
Analogous#040200, #020400
Triadic#000404, #040004
Split complementary#000204, #020004
Tetradic#000402, #000004, #040002

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0D000
Lighter +30%#9D9D00
Lighter +20%#6A6A00
Lighter +10%#373700
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#040400
Less saturated −25%#040400

Channel breakdown

R4
G4
B0
Red4 (1.6%)
Green4 (1.6%)
Blue0 (0%)
Hue60°
Saturation (HSL)100%
Lightness0.78%
Dominant channelRed and Green
Hex per channelR 04 · G 04 · B 00

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Every value on this page was computed from “hex 040400” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.