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Calm Damascus

#633377
Notes

Calm Damascus (#633377) is a deep violet with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (282°, 40%, 33%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#633377
RGB
rgb(99, 51, 119)
HSL
hsl(282, 40%, 33%)
HWB
hwb(282 20% 53%)
OKLCH
oklch(41.3% 0.120 315.0)
P3
color(display-p3 0.3632 0.2095 0.4523)
HSV
hsv(282, 57%, 47%)
LAB
lab(30.28% 33.82 -30.30)
LCH
lch(30.28% 45.41 318.14)
CMYK
cmyk(17%, 57%, 0%, 53%)

Etymology

Calm
adjective

Latin calma, heat of the day — paradoxically drifted in Italian to mean stillness. Used as a color modifier since the seventeenth century for hues that read as untroubled. Calm blue, calm gray: moderate saturation combined with optical quiet. Sits at the crisp-bucket near quiet and steady.

Damascus
noun

Syrian Silk Road capital — and the medieval Levantine purple-textile depot where Byzantine and Mamluk purple silks were processed and re-exported. Damascus color refers to a Damascus-style damask-weave purple silk in the Great Umayyad Mosque's treasury: a saturated, slightly cool deep violet with the silk luster of multi-bath Tyrian-and-indigo overdye on damask-weave Syrian silk.

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.

#633377
Original
#224479
Protanopia
#324975
Deuteranopia
#623e50
Tritanopia
#424242
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
9.25:1
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
2.27:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##633377
Display P3
Display P3
color(display-p3 0.3632 0.2095 0.4523)
P3 has subtle headroomOKLCH chroma 0.120

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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