Colour

#1F1100

#1F1100
Orange
Dark
Nearest: Black

#1F1100 is a orange with RGB values 31, 17, 0 and HSL 33°, 100%, 6%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F1100#1F1100

HEX#1F1100

RGBrgb(31, 17, 0)

RGB (0–1)0.1216, 0.0667, 0

RGB percentages12.2%, 6.7%, 0%

HSLhsl(32.9, 100%, 6.1%)

HSV / HSBhsv(32.9, 100%, 12.2%)

CMYK0%, 45.2%, 100%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,035,968

CSS custom property--colour: #1F1100;

Brightness & contrast

Relative luminance0.00692WCAG 2.x, 0 is black and 1 is white

Perceived brightness21.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.45:1

Contrast with white18.45:1WCAG normal text: AAA

Contrast with black1.14:1WCAG normal text: Fail

Greyscale equivalent#131313

Inverted#E0EEFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#161200no red cones; affects about 1% of men; ΔE 5.7 from the original

Deuteranopia#191500no green cones; the most common form, about 1% of men; ΔE 6 from the original

Tritanopia#230D0Dno blue cones; rare, and affects men and women equally; ΔE 8.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.45:1WCAG large text: AAA

Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 12.2 Dark slate grey · ΔE 32.5 Dim grey · ΔE 39.6 Dark olivegreen · ΔE 47.8 Gray · ΔE 48.5 Saddle brown · ΔE 49.5

Nearest named CSS colourBlack (#000000)ΔE 12.16, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#000E1F

Analogous#1F0100, #1E1F00

Triadic#001F11, #11001F

Split complementary#001E1F, #01001F

Tetradic#001F01, #000E1F, #1F001E

Tints, shades & saturation

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

Lighter +40%#EB8100

Lighter +30%#B86500

Lighter +20%#854900

Lighter +10%#522D00

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1F1100

Less saturated −25%#1B1104

Channel breakdown

R31

G17

Red31 (12.2%)

Green17 (6.7%)

Blue0 (0%)

Hue32.9°

Saturation (HSL)100%

Lightness6.08%

Dominant channelRed

Hex per channelR 1F · G 11 · B 00

Keep nerding

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#1F1100

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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