Recognised as Colour

#890B04

#890B04
Red
Dark
Nearest: Dark red

#890B04 is a red with RGB values 137, 11, 4 and HSL 3°, 94%, 28%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#890B04#890B04

HEX#890B04

RGBrgb(137, 11, 4)

RGB (0–1)0.5373, 0.0431, 0.0157

RGB percentages53.7%, 4.3%, 1.6%

HSLhsl(3.2, 94.3%, 27.6%)

HSV / HSBhsv(3.2, 97.1%, 53.7%)

CMYK0%, 92%, 97.1%, 46.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,981,252

CSS custom property--colour: #890B04;

Brightness & contrast

Relative luminance0.05566WCAG 2.x, 0 is black and 1 is white

Perceived brightness75.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.94:1

Contrast with white9.94:1WCAG normal text: AAA

Contrast with black2.11:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#76F4FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#393200no red cones; affects about 1% of men; ΔE 53.3 from the original

Deuteranopia#574C00no green cones; the most common form, about 1% of men; ΔE 52.2 from the original

Tritanopia#98000Dno blue cones; rare, and affects men and women equally; ΔE 6.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text9.94:1WCAG large text: AAA

Contrast with black, large text2.11:1WCAG large text: Fail

Named colours

Dark red · ΔE 2.9 Maroon · ΔE 3.2 Brown · ΔE 13 Firebrick · ΔE 13.2 Saddle brown · ΔE 24.1 Sienna · ΔE 25.1

Nearest named CSS colourDark red (#8B0000)ΔE 2.86, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#048289

Analogous#890440, #894D04

Triadic#04890B, #0B0489

Split complementary#04894D, #044089

Tetradic#408904, #048289, #4D0489

Tints, shades & saturation

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

Lighter +40%#FA675F

Lighter +30%#F9382D

Lighter +20%#EC1307

Lighter +10%#BB0F05

Darker −10%#570703

Darker −20%#260301

Darker −30%#000000

Darker −40%#000000

More saturated +25%#8D0700

Less saturated −25%#771B16

Channel breakdown

R137

G11

Red137 (53.7%)

Green11 (4.3%)

Blue4 (1.6%)

Hue3.16°

Saturation (HSL)94.33%

Lightness27.65%

Dominant channelRed

Hex per channelR 89 · G 0B · B 04

Keep nerding

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

#890B04

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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