Colour

#670B2E

#670B2E
Red
Dark
Nearest: Brown

#670B2E is a red with RGB values 103, 11, 46 and HSL 337°, 81%, 22%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#670B2E#670B2E

HEX#670B2E

RGBrgb(103, 11, 46)

RGB (0–1)0.4039, 0.0431, 0.1804

RGB percentages40.4%, 4.3%, 18%

HSLhsl(337.2, 80.7%, 22.4%)

HSV / HSBhsv(337.2, 89.3%, 40.4%)

CMYK0%, 89.3%, 55.3%, 59.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,753,070

CSS custom property--colour: #670B2E;

Brightness & contrast

Relative luminance0.0332WCAG 2.x, 0 is black and 1 is white

Perceived brightness59 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.62:1

Contrast with white12.62:1WCAG normal text: AAA

Contrast with black1.66:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#98F4D1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#25282Fno red cones; affects about 1% of men; ΔE 41.6 from the original

Deuteranopia#3D392Cno green cones; the most common form, about 1% of men; ΔE 41.7 from the original

Tritanopia#71001Bno blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

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

Contrast with white, large text12.62:1WCAG large text: AAA

Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Brown · ΔE 31.9 Maroon · ΔE 34.6 Indian red · ΔE 36.8 Dark red · ΔE 38.8 Pale violetred · ΔE 39.8 Sienna · ΔE 40

Nearest named CSS colourBrown (#A52A2A)ΔE 31.94, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0B6744

Analogous#670B5C, #67160B

Triadic#2E670B, #0B2E67

Split complementary#0B6716, #0B5C67

Tetradic#5C670B, #0B6744, #160B67

Tints, shades & saturation

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

Lighter +40%#EC528C

Lighter +30%#E8236E

Lighter +20%#C31557

Lighter +10%#951043

Darker −10%#390619

Darker −20%#0B0105

Darker −30%#000000

Darker −40%#000000

More saturated +25%#72002B

Less saturated −25%#591931

Channel breakdown

R103

G11

B46

Red103 (40.4%)

Green11 (4.3%)

Blue46 (18%)

Hue337.17°

Saturation (HSL)80.7%

Lightness22.35%

Dominant channelRed

Hex per channelR 67 · G 0B · B 2E

Keep nerding

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

#670B2E

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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