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Foreboding Cappadocia

#3d2184
Notes

Foreboding Cappadocia (#3D2184) is a deep indigo 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 (257°, 60%, 32%) 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 lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3d2184
RGB
rgb(61, 33, 132)
HSL
hsl(257, 60%, 32%)
HWB
hwb(257 13% 48%)
OKLCH
oklch(35.2% 0.154 288.8)
P3
color(display-p3 0.2240 0.1346 0.4978)
HSV
hsv(257, 75%, 52%)
LAB
lab(22.81% 38.55 -50.80)
LCH
lch(22.81% 63.77 307.20)
CMYK
cmyk(54%, 75%, 0%, 48%)

Etymology

Foreboding
adjective

Old English fore-bēodan, to announce in advance — present-participle of forebode. As a color modifier, foreboding implies a deep-and-threatening atmospheric-anticipation quality, the dark cool-gray of advancing-cyclone storm-front cumulonimbus-base. Sits at the deep-and-threatening end of the grid, parallel to ominous and menacing in atmospheric tone.

Cappadocia
noun

Central Anatolian volcanic-tuff region in Turkey, famous for its Hittite-era nazar (evil-eye) amulets cast in deep-cobalt-blue glass. Cappadocia color refers to a hand-blown Cappadocian nazar glass disc on a Göreme bazaar stall: a saturated, slightly cool deep blue-violet with the glossy finish of cobalt-and-iron-flux Anatolian glassmaking. Distinct from the same region's pale-tuff stone formations.

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.

#3d2184
Original
#003887
Protanopia
#003482
Deuteranopia
#223c50
Tritanopia
#2e2e2e
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
12.01:1
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
1.75:1

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
##3D2184
Display P3
Display P3
color(display-p3 0.2240 0.1346 0.4978)
P3 has subtle headroomOKLCH chroma 0.154

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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