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Ancient Jericho

#644b62
Notes

Ancient Jericho (#644B62) 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 (305°, 14%, 34%) places it in the muted 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
#644b62
RGB
rgb(100, 75, 98)
HSL
hsl(305, 14%, 34%)
HWB
hwb(305 29% 61%)
OKLCH
oklch(44.8% 0.049 329.0)
P3
color(display-p3 0.3770 0.2980 0.3788)
HSV
hsv(305, 25%, 39%)
LAB
lab(35.25% 14.95 -9.34)
LCH
lch(35.25% 17.63 328.02)
CMYK
cmyk(0%, 25%, 2%, 61%)

Etymology

Ancient
adjective

Latin anteānus, of-the-old-time — sharing root with ante (before). As a color modifier, ancient implies a hushed-and-deep-historical quality where the hue carries the visual register of Pompeii-and-Roman archeological-period faded-and-mineral-pigment color. Sits at the hushed-and-aged end of the grid, parallel to olden and antique in usage.

Jericho
noun

Ancient Levantine city (continuously occupied since 9000 BCE) — and a secondary Tyrian-purple production site supplying the inland Judean and Idumean courts. Jericho color refers to a Jericho-produced Tyrian-purple-dyed talith prayer shawl: a saturated, slightly cool deep violet with the matte finish of multi-bath Murex shellfish dye on Levantine wool. Slightly warmer than Tyre itself.

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.

#644b62
Original
#4a5163
Protanopia
#505461
Deuteranopia
#664d53
Tritanopia
#525252
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
7.71:1
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
2.72:1

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
##644B62
Display P3
Display P3
color(display-p3 0.3770 0.2980 0.3788)
Inside sRGBOKLCH chroma 0.049

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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