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Recognised as Colour

#030001

  • #030001
  • Red
  • Dark
  • Nearest: Black

#030001 is a red with RGB values 3, 0, 1 and HSL 340°, 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

#030001#030001
HEX#030001
RGBrgb(3, 0, 1)
RGB (0–1)0.0118, 0, 0.0039
RGB percentages1.2%, 0%, 0.4%
HSLhsl(340, 100%, 0.6%)
HSV / HSBhsv(340, 100%, 1.2%)
CMYK0%, 100%, 66.7%, 98.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer196,609
CSS custom property--colour: #030001;

Brightness & contrast

Relative luminance0.00022WCAG 2.x, 0 is black and 1 is white
Perceived brightness1.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.91:1
Contrast with white20.91:1WCAG normal text: AAA
Contrast with black1:1WCAG normal text: Fail
Greyscale equivalent#010101
Inverted#FCFFFE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#000001no red cones; affects about 1% of men; ΔE 0.8 from the original
Deuteranopia#010101no green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#040000no 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 text20.91:1WCAG large text: AAA
Contrast with black, large text1:1WCAG large text: Fail

Named colours

Black · ΔE 0.9Dark slate grey · ΔE 33.7Dim grey · ΔE 44.2Gray · ΔE 53.4Slate grey · ΔE 53.8Dark olivegreen · ΔE 55.7
Nearest named CSS colourBlack (#000000)ΔE 0.95, indistinguishable to the eye
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#000302
Analogous#030002, #030100
Triadic#010300, #000103
Split complementary#000301, #000203
Tetradic#020300, #000302, #010003

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CF0045
Lighter +30%#9C0034
Lighter +20%#690023
Lighter +10%#360012
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#030001
Less saturated −25%#030001

Channel breakdown

R3
G0
B1
Red3 (1.2%)
Green0 (0%)
Blue1 (0.4%)
Hue340°
Saturation (HSL)100%
Lightness0.59%
Dominant channelRed
Hex per channelR 03 · G 00 · B 01

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Every value on this page was computed from “hex 030001” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.