Recognised as Colour

#0D0301

#0D0301
Red
Dark
Nearest: Black

#0D0301 is a red with RGB values 13, 3, 1 and HSL 10°, 86%, 3%. It is a dark colour, so white text on it reaches 20.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0D0301#0D0301

HEX#0D0301

RGBrgb(13, 3, 1)

RGB (0–1)0.051, 0.0118, 0.0039

RGB percentages5.1%, 1.2%, 0.4%

HSLhsl(10, 85.7%, 2.7%)

HSV / HSBhsv(10, 92.3%, 5.1%)

CMYK0%, 76.9%, 92.3%, 94.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer852,737

CSS custom property--colour: #0D0301;

Brightness & contrast

Relative luminance0.00153WCAG 2.x, 0 is black and 1 is white

Perceived brightness7.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 20.38:1

Contrast with white20.38:1WCAG normal text: AAA

Contrast with black1.03:1WCAG normal text: Fail

Greyscale equivalent#050505

Inverted#F2FCFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#050401no red cones; affects about 1% of men; ΔE 2.6 from the original

Deuteranopia#070601no green cones; the most common form, about 1% of men; ΔE 2.9 from the original

Tritanopia#0F0202no blue cones; rare, and affects men and women equally; ΔE 1.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text20.38:1WCAG large text: AAA

Contrast with black, large text1.03:1WCAG large text: Fail

Named colours

Black · ΔE 3.3 Dark slate grey · ΔE 33.5 Dim grey · ΔE 43.1 Gray · ΔE 52.3 Slate grey · ΔE 53.1 Dark olivegreen · ΔE 54.4

Nearest named CSS colourBlack (#000000)ΔE 3.25, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#010B0D

Analogous#0D0105, #0D0901

Triadic#010D03, #03010D

Split complementary#010D09, #01050D

Tetradic#050D01, #010B0D, #09010D

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CA2F10

Lighter +30%#9B240C

Lighter +20%#6C1908

Lighter +10%#3C0E05

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0E0200

Less saturated −25%#0B0403

Channel breakdown

R13

Red13 (5.1%)

Green3 (1.2%)

Blue1 (0.4%)

Hue10°

Saturation (HSL)85.71%

Lightness2.75%

Dominant channelRed

Hex per channelR 0D · G 03 · B 01

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0D0301

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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