Colour

#1F020C

#1F020C
Red
Dark
Nearest: Black

#1F020C is a red with RGB values 31, 2, 12 and HSL 339°, 88%, 6%. It is a dark colour, so white text on it reaches 19.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F020C#1F020C

HEX#1F020C

RGBrgb(31, 2, 12)

RGB (0–1)0.1216, 0.0078, 0.0471

RGB percentages12.2%, 0.8%, 4.7%

HSLhsl(339.3, 87.9%, 6.5%)

HSV / HSBhsv(339.3, 93.5%, 12.2%)

CMYK0%, 93.5%, 61.3%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,032,140

CSS custom property--colour: #1F020C;

Brightness & contrast

Relative luminance0.00361WCAG 2.x, 0 is black and 1 is white

Perceived brightness17.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.58:1

Contrast with white19.58:1WCAG normal text: AAA

Contrast with black1.07:1WCAG normal text: Fail

Greyscale equivalent#090909

Inverted#E0FDF3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#06080Cno red cones; affects about 1% of men; ΔE 12.8 from the original

Deuteranopia#0F0E0Bno green cones; the most common form, about 1% of men; ΔE 12.9 from the original

Tritanopia#230005no blue cones; rare, and affects men and women equally; ΔE 3.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.58:1WCAG large text: AAA

Contrast with black, large text1.07:1WCAG large text: Fail

Named colours

Black · ΔE 13.1 Dark slate grey · ΔE 37.3 Dim grey · ΔE 43.1 Gray · ΔE 51.9 Dark slateblue · ΔE 52.2 Slate grey · ΔE 52.8

Nearest named CSS colourBlack (#000000)ΔE 13.1, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#021F15

Analogous#1F021A, #1F0702

Triadic#0C1F02, #020C1F

Split complementary#021F07, #021A1F

Tetradic#1A1F02, #021F15, #07021F

Tints, shades & saturation

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

Lighter +40%#DF0E56

Lighter +30%#AF0B44

Lighter +20%#7F0831

Lighter +10%#4F051F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#21000B

Less saturated −25%#1B060D

Channel breakdown

R31

B12

Red31 (12.2%)

Green2 (0.8%)

Blue12 (4.7%)

Hue339.31°

Saturation (HSL)87.88%

Lightness6.47%

Dominant channelRed

Hex per channelR 1F · G 02 · B 0C

Keep nerding

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

#1F020C

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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