Recognised as Colour

#690A37

#690A37
Red
Dark
Nearest: Brown

#690A37 is a red with RGB values 105, 10, 55 and HSL 332°, 83%, 23%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#690A37#690A37

HEX#690A37

RGBrgb(105, 10, 55)

RGB (0–1)0.4118, 0.0392, 0.2157

RGB percentages41.2%, 3.9%, 21.6%

HSLhsl(331.6, 82.6%, 22.5%)

HSV / HSBhsv(331.6, 90.5%, 41.2%)

CMYK0%, 90.5%, 47.6%, 58.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,883,895

CSS custom property--colour: #690A37;

Brightness & contrast

Relative luminance0.03496WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.36:1

Contrast with white12.36:1WCAG normal text: AAA

Contrast with black1.7:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#96F5C8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#232938no red cones; affects about 1% of men; ΔE 42 from the original

Deuteranopia#3C3B35no green cones; the most common form, about 1% of men; ΔE 43.5 from the original

Tritanopia#730020no blue cones; rare, and affects men and women equally; ΔE 18 from the original

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

Contrast with white, large text12.36:1WCAG large text: AAA

Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Brown · ΔE 35.7 Pale violetred · ΔE 38.8 Indian red · ΔE 39 Maroon · ΔE 39.4 Medium violet red · ΔE 39.4 Purple · ΔE 40.2

Nearest named CSS colourBrown (#A52A2A)ΔE 35.74, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A693C

Analogous#690A67, #690C0A

Triadic#37690A, #0A3769

Split complementary#0A690C, #0A6769

Tetradic#67690A, #0A693C, #0C0A69

Tints, shades & saturation

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

Lighter +40%#EE519B

Lighter +30%#EA2281

Lighter +20%#C61368

Lighter +10%#980E4F

Darker −10%#3A061F

Darker −20%#0C0106

Darker −30%#000000

Darker −40%#000000

More saturated +25%#730036

Less saturated −25%#5B1838

Channel breakdown

R105

G10

B55

Red105 (41.2%)

Green10 (3.9%)

Blue55 (21.6%)

Hue331.58°

Saturation (HSL)82.61%

Lightness22.55%

Dominant channelRed

Hex per channelR 69 · G 0A · B 37

Keep nerding

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

#690A37

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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