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Earthycyan

Rich Aqua Cloud

#36a4a5
Notes

Rich Aqua Cloud (#36A4A5) 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 (181°, 51%, 43%) 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#36a4a5
RGB
rgb(54, 164, 165)
HSL
hsl(181, 51%, 43%)
HWB
hwb(181 21% 35%)
OKLCH
oklch(65.9% 0.097 195.9)
HSV
hsv(181, 67%, 65%)
LAB
lab(61.70% -29.85 -9.58)
LCH
lch(61.70% 31.35 197.80)
CMYK
cmyk(67%, 1%, 0%, 35%)

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

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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.

#36a4a5
Original
#999ca5
Protanopia
#8890a6
Deuteranopia
#00a9a4
Tritanopia
#8d8d8d
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).
Failon White
3.00:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
7.01:1

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