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Ominous Riviera

#6e1901
Notes

Ominous Riviera (#6E1901) is a deep red with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (13°, 98%, 22%) places it in the highly saturated band at a dark lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#6e1901
RGB
rgb(110, 25, 1)
HSL
hsl(13, 98%, 22%)
HWB
hwb(13 0% 57%)
OKLCH
oklch(35.6% 0.123 35.4)
HSV
hsv(13, 99%, 43%)
LAB
lab(23.72% 36.22 34.51)
LCH
lch(23.72% 50.03 43.61)
CMYK
cmyk(0%, 77%, 99%, 57%)

Etymology

Ominous
adjective

Latin ōminōsus, full of foreboding — derived from omen. As a color modifier, ominous implies a deep-and-threatening atmospheric-foreboding quality, the dark cool-gray of Goyaesque storm-laden sky. Sits at the deep-and-threatening end of the grid, parallel to foreboding and menacing in tone.

Riviera
noun

The Mediterranean coast — particularly the Italian Riviera between Genoa and the French border, where stucco facades are limewashed in the warm orange-tan of terra di Genova. Riviera as a color refers to the limewashed walls of a Camogli or Cinque Terre village: a soft, slightly muted warm orange-tan with the matte finish of weathered limewash.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

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Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#6e1901
Original
#342c00
Protanopia
#483f00
Deuteranopia
#7a0015
Tritanopia
#292929
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon White
11.65:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
1.80:1

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