Colour

#1B1301

#1B1301
Orange
Dark
Nearest: Black

#1B1301 is a orange with RGB values 27, 19, 1 and HSL 42°, 93%, 5%. 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

#1B1301#1B1301

HEX#1B1301

RGBrgb(27, 19, 1)

RGB (0–1)0.1059, 0.0745, 0.0039

RGB percentages10.6%, 7.5%, 0.4%

HSLhsl(41.5, 92.9%, 5.5%)

HSV / HSBhsv(41.5, 96.3%, 10.6%)

CMYK0%, 29.6%, 96.3%, 89.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,774,337

CSS custom property--colour: #1B1301;

Brightness & contrast

Relative luminance0.00701WCAG 2.x, 0 is black and 1 is white

Perceived brightness20.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.42:1

Contrast with white18.42:1WCAG normal text: AAA

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

Greyscale equivalent#131313

Inverted#E4ECFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#171300no red cones; affects about 1% of men; ΔE 2.3 from the original

Deuteranopia#191501no green cones; the most common form, about 1% of men; ΔE 2.5 from the original

Tritanopia#1E100Fno blue cones; rare, and affects men and women equally; ΔE 8.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.42:1WCAG large text: AAA

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

Named colours

Black · ΔE 11.1 Dark slate grey · ΔE 30.8 Dim grey · ΔE 39.2 Dark olivegreen · ΔE 46.3 Gray · ΔE 48.1 Slate grey · ΔE 50.6

Nearest named CSS colourBlack (#000000)ΔE 11.12, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#01091B

Analogous#1B0601, #161B01

Triadic#011B13, #13011B

Split complementary#01161B, #06011B

Tetradic#011B06, #01091B, #1B0116

Tints, shades & saturation

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

Lighter +40%#E09D08

Lighter +30%#AF7B06

Lighter +20%#7D5805

Lighter +10%#4C3603

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1C1300

Less saturated −25%#171205

Channel breakdown

R27

G19

Red27 (10.6%)

Green19 (7.5%)

Blue1 (0.4%)

Hue41.54°

Saturation (HSL)92.86%

Lightness5.49%

Dominant channelRed

Hex per channelR 1B · G 13 · B 01

Keep nerding

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#1B1301

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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