Recognised as Colour

#1F1809

#1F1809
Orange
Dark
Nearest: Black

#1F1809 is a orange with RGB values 31, 24, 9 and HSL 41°, 55%, 8%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F1809#1F1809

HEX#1F1809

RGBrgb(31, 24, 9)

RGB (0–1)0.1216, 0.0941, 0.0353

RGB percentages12.2%, 9.4%, 3.5%

HSLhsl(40.9, 55%, 7.8%)

HSV / HSBhsv(40.9, 71%, 12.2%)

CMYK0%, 22.6%, 71%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,037,769

CSS custom property--colour: #1F1809;

Brightness & contrast

Relative luminance0.00964WCAG 2.x, 0 is black and 1 is white

Perceived brightness25.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.6:1

Contrast with white17.6:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#181818

Inverted#E0E7F6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1B1808no red cones; affects about 1% of men; ΔE 2.5 from the original

Deuteranopia#1D1A09no green cones; the most common form, about 1% of men; ΔE 2.7 from the original

Tritanopia#221614no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.6:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 12.8 Dark slate grey · ΔE 29 Dim grey · ΔE 36.9 Dark olivegreen · ΔE 44.4 Gray · ΔE 45.9 Slate grey · ΔE 48.5

Nearest named CSS colourBlack (#000000)ΔE 12.79, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#09101F

Analogous#1F0D09, #1B1F09

Triadic#091F18, #18091F

Split complementary#091B1F, #0D091F

Tetradic#091F0D, #09101F, #1F091B

Tints, shades & saturation

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

Lighter +40%#BD9237

Lighter +30%#96742B

Lighter +20%#6E5520

Lighter +10%#473714

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#241A04

Less saturated −25%#1A160E

Channel breakdown

R31

G24

Red31 (12.2%)

Green24 (9.4%)

Blue9 (3.5%)

Hue40.91°

Saturation (HSL)55%

Lightness7.84%

Dominant channelRed

Hex per channelR 1F · G 18 · B 09

Keep nerding

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

#1F1809

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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