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Colour

#040002

  • #040002
  • Red
  • Dark
  • Nearest: Black

#040002 is a red with RGB values 4, 0, 2 and HSL 330°, 100%, 1%. It is a dark colour, so white text on it reaches 20.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#040002#040002
HEX#040002
RGBrgb(4, 0, 2)
RGB (0–1)0.0157, 0, 0.0078
RGB percentages1.6%, 0%, 0.8%
HSLhsl(330, 100%, 0.8%)
HSV / HSBhsv(330, 100%, 1.6%)
CMYK0%, 100%, 50%, 98.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer262,146
CSS custom property--colour: #040002;

Brightness & contrast

Relative luminance0.0003WCAG 2.x, 0 is black and 1 is white
Perceived brightness2.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.87:1
Contrast with white20.87:1WCAG normal text: AAA
Contrast with black1.01:1WCAG normal text: Fail
Greyscale equivalent#010101
Inverted#FBFFFD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000102no red cones; affects about 1% of men; ΔE 1.4 from the original
Deuteranopia#010102no green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#050001no blue cones; rare, and affects men and women equally; ΔE 0.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.87:1WCAG large text: AAA
Contrast with black, large text1.01:1WCAG large text: Fail

Named colours

Black · ΔE 1.4Dark slate grey · ΔE 33.8Dim grey · ΔE 44.2Gray · ΔE 53.3Slate grey · ΔE 53.7Dark olivegreen · ΔE 55.9
Nearest named CSS colourBlack (#000000)ΔE 1.41, below the just-noticeable difference
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000402
Analogous#040004, #040000
Triadic#020400, #000204
Split complementary#000400, #000404
Tetradic#040400, #000402, #000004

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D00068
Lighter +30%#9D004F
Lighter +20%#6A0035
Lighter +10%#37001C
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#040002
Less saturated −25%#040002

Channel breakdown

R4
G0
B2
Red4 (1.6%)
Green0 (0%)
Blue2 (0.8%)
Hue330°
Saturation (HSL)100%
Lightness0.78%
Dominant channelRed
Hex per channelR 04 · G 00 · B 02

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Every value on this page was computed from “hex 040002” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.