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Hospitable Rosemary

#577f6b
Notes

Hospitable Rosemary (#577F6B) is a true teal 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 (150°, 19%, 42%) places it in the muted 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 magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#577f6b
RGB
rgb(87, 127, 107)
HSL
hsl(150, 19%, 42%)
HWB
hwb(150 34% 50%)
OKLCH
oklch(56.1% 0.055 162.2)
P3
color(display-p3 0.3751 0.4938 0.4247)
HSV
hsv(150, 31%, 50%)
LAB
lab(49.82% -18.55 6.45)
LCH
lch(49.82% 19.64 160.83)
CMYK
cmyk(31%, 0%, 16%, 50%)

Etymology

Hospitable
adjective

Latin hospitābilis, of-the-host — adjectival suffix -able. As a color modifier, hospitable implies a clear-and-cordial-and-welcoming quality where the hue carries the visual register of Bed-and-Breakfast and country-inn warm-cordial-host atmosphere. Sits at the crisp-and-cheerful end of the grid, parallel to welcoming and inviting in usage.

Rosemary
noun

Salvia rosmarinus, the woody-stemmed Mediterranean shrub whose Latin name means dew of the sea for its preference for coastal habitat. The color refers to mature rosemary needles in summer: a deep, slightly muted green with the resinous finish of a leaf full of camphor and eucalyptol. Drabber than basil, warmer than thyme, with the kitchen-and-garden weight of a herb used for poultry, lamb, and remembrance.

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.

#577f6b
Original
#7e796a
Protanopia
#77756c
Deuteranopia
#4e7f79
Tritanopia
#757575
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
4.51:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.65:1

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
##577F6B
Display P3
Display P3
color(display-p3 0.3751 0.4938 0.4247)
Inside sRGBOKLCH chroma 0.055

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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