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Sunken Cyclamen

#550d4a
Notes

Sunken Cyclamen (#550D4A) is a deep violet 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 (309°, 73%, 19%) 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
#550d4a
RGB
rgb(85, 13, 74)
HSL
hsl(309, 73%, 19%)
HWB
hwb(309 5% 67%)
OKLCH
oklch(31.7% 0.124 335.4)
P3
color(display-p3 0.3044 0.0777 0.2810)
HSV
hsv(309, 85%, 33%)
LAB
lab(18.86% 38.65 -18.98)
LCH
lch(18.86% 43.06 333.85)
CMYK
cmyk(0%, 85%, 13%, 67%)

Etymology

Sunken
adjective

The past participle of sink — used as a color modifier since the eighteenth century for surfaces that read as receded or enclosed. Sunken implies a slightly cool darkness with the optical quality of a recessed plane: the sunken eye sockets of a sculpture, the depressed channels of an Anglo-Saxon enamel. Sits in the deep-and-cool corner, closer to shadowed than to brooding.

Cyclamen
noun

The genus Cyclamen — the small Mediterranean and alpine perennials whose distinctive backswept petals appear in autumn and persist through winter snow. The color refers to a fresh deep-pink Cyclamen persicum hybrid: a saturated, slightly cool deep pink-magenta with the satiny finish of swept-back petal form. Cooler than peony, warmer than fuchsia, with the cool-weather garden weight of a flower that blooms when most others have gone dormant.

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.

#550d4a
Original
#0d274c
Protanopia
#283248
Deuteranopia
#5a132b
Tritanopia
#212121
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
13.61:1
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
1.54:1

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
##550D4A
Display P3
Display P3
color(display-p3 0.3044 0.0777 0.2810)
P3 has subtle headroomOKLCH chroma 0.124

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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