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Sanitary Copenhagen

#2c8a91
Notes

Sanitary Copenhagen (#2C8A91) 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 (184°, 53%, 37%) 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
#2c8a91
RGB
rgb(44, 138, 145)
HSL
hsl(184, 53%, 37%)
HWB
hwb(184 17% 43%)
OKLCH
oklch(58.3% 0.086 202.3)
P3
color(display-p3 0.2846 0.5337 0.5626)
HSV
hsv(184, 70%, 57%)
LAB
lab(52.68% -24.43 -11.71)
LCH
lch(52.68% 27.09 205.61)
CMYK
cmyk(70%, 5%, 0%, 43%)

Etymology

Sanitary
adjective

Latin sānitās, health — adjectival suffix -ary. As a color modifier, sanitary implies a clear-and-clean-and-medical quality, the crisp color of Bauhaus-and-Modern clinical-and-hospital interior-architecture white-tile-and-stainless-steel surfaces. Sits at the crisp-and-clean end of the grid, parallel to hygienic and sterile in usage.

Copenhagen
noun

The Danish capital — and the saturated deep blue of Nyhavn canal water at midday and the Copenhagen Royal Porcelain underglaze produced since 1775. Copenhagen refers to a Royal Copenhagen Blue Fluted underglaze: a saturated, slightly cool deep blue with the high gloss of fired cobalt-on-porcelain.

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.

#2c8a91
Original
#7f8492
Protanopia
#707991
Deuteranopia
#008f8c
Tritanopia
#777777
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
4.08:1
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
5.15:1

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
##2C8A91
Display P3
Display P3
color(display-p3 0.2846 0.5337 0.5626)
P3 has subtle headroomOKLCH chroma 0.086

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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