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Salubrious Limpid

#4287a5
Notes

Salubrious Limpid (#4287A5) is a true 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 (198°, 43%, 45%) places it in the balanced 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#4287a5
RGB
rgb(66, 135, 165)
HSL
hsl(198, 43%, 45%)
HWB
hwb(198 26% 35%)
OKLCH
oklch(59.1% 0.083 228.9)
P3
color(display-p3 0.3279 0.5231 0.6351)
HSV
hsv(198, 60%, 65%)
LAB
lab(53.17% -12.62 -22.47)
LCH
lch(53.17% 25.77 240.69)
CMYK
cmyk(60%, 18%, 0%, 35%)

Etymology

Salubrious
adjective

Latin salūbris, healthful — adjectival suffix -ous. As a color modifier, salubrious implies a clear-and-healthful-and-fresh quality, the crisp color of Alpine-and-Sea-air health-resort and Mediterranean-coast spa-and-thalassotherapy outdoor environment. Sits at the crisp-and-wholesome end of the grid, parallel to healthful and bracing in usage.

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.

#4287a5
Original
#7885a7
Protanopia
#6a7aa5
Deuteranopia
#009091
Tritanopia
#7a7a7a
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).
AA Largeon White
4.01:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.24:1

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
##4287A5
Display P3
Display P3
color(display-p3 0.3279 0.5231 0.6351)
P3 has subtle headroomOKLCH chroma 0.083

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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