colors
Back to gallery

Sonorous Berg Ruby

#cd2053
Notes

Sonorous Berg Ruby (#CD2053) is a true red with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (342°, 73%, 46%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#cd2053
RGB
rgb(205, 32, 83)
HSL
hsl(342, 73%, 46%)
HWB
hwb(342 13% 20%)
OKLCH
oklch(55.3% 0.204 11.5)
HSV
hsv(342, 84%, 80%)
LAB
lab(45.14% 66.20 16.48)
LCH
lch(45.14% 68.22 13.98)
CMYK
cmyk(0%, 84%, 60%, 20%)

Etymology

Sonorous
adjective

Latin sonōrus, resounding — derived from sonus (sound). As a color modifier, sonorous implies a saturated-and-richly-vibrating quality where the hue carries the deep-resonance visual register of a cathedral-organ-pipe low-note. Sits at the bold-and-resonant end of the grid, parallel to resonant and deep in usage.

Berg
modifier

Norwegian isberg, mountain-of-ice. As a color modifier, berg implies an iceberg-and-Antarctic-tabular-ice quality, the visual register of Antarctic-and-Greenland-iceberg hand-iceberg-and-Antarctic-tabular-ice Antarctic-and-Greenland-iceberg-and-Larsen-Ice-Shelf berg-and-iceberg-and-Antarctic-tabular-ice surfaces under Antarctic-and-Greenland-iceberg-and-Larsen-Ice-Shelf Ross-Sea-and-Weddell-Sea-and-Disko-Bay tabular-iceberg-light. Sits at the modifier-and-weather end of the grid, parallel to floe and icicle in usage.

Ruby
noun

From the Latin ruber — simply, red. The gemstone is a chromium-tinged corundum, harder than anything in nature except diamond, and so saturated that a fine Burmese pigeon's blood ruby at auction outpaces a comparable diamond by weight. The color borrows the gem's confidence: a clear, glassy red without the brown of garnet or the blue of crimson.

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

Click any swatch to explore

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.

#cd2053
Original
#555554
Protanopia
#80774f
Deuteranopia
#e10038
Tritanopia
#484848
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).
AAon White
5.35:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.93:1

Related Colors

Canvas