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Heritage Limpid

#305b5c
Notes

Heritage Limpid (#305B5C) is a deep cyan 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 (181°, 31%, 27%) 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#305b5c
RGB
rgb(48, 91, 92)
HSL
hsl(181, 31%, 27%)
HWB
hwb(181 19% 64%)
OKLCH
oklch(44.1% 0.048 197.5)
P3
color(display-p3 0.2290 0.3527 0.3584)
HSV
hsv(181, 48%, 36%)
LAB
lab(35.76% -14.60 -5.23)
LCH
lch(35.76% 15.51 199.71)
CMYK
cmyk(48%, 1%, 0%, 64%)

Etymology

Heritage
adjective

Latin hereditas, inheritance — used as a color modifier since the late twentieth century for hues that read as drawn from historical palettes. Heritage green, heritage red: moderate-to-low saturation combined with the optical impression of paint formulated to match a specific historical period. Sits at the hushed-bucket alongside antique.

Limpid
noun

An adjectival noun meaning clear and untroubled — used for the soft pale-blue of perfectly transparent water. Limpid color refers to a limpid alpine lake at dawn before any wind: a soft, slightly cool pale blue with the optical clarity of unperturbed water.

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.

#305b5c
Original
#56575c
Protanopia
#4e525c
Deuteranopia
#195e5b
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
7.56:1
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
2.78:1

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
##305B5C
Display P3
Display P3
color(display-p3 0.2290 0.3527 0.3584)
Inside sRGBOKLCH chroma 0.048

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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