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Functional Muse Mint

#5bd1c0
Notes

Functional Muse Mint (#5BD1C0) is a true teal with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (171°, 56%, 59%) 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
#5bd1c0
RGB
rgb(91, 209, 192)
HSL
hsl(171, 56%, 59%)
HWB
hwb(171 36% 18%)
OKLCH
oklch(78.9% 0.109 182.5)
HSV
hsv(171, 56%, 82%)
LAB
lab(77.06% -37.26 -1.58)
LCH
lch(77.06% 37.30 182.43)
CMYK
cmyk(56%, 0%, 8%, 18%)

Etymology

Functional
adjective

Latin fūnctiō, performance — adjectival suffix -al. As a color modifier, functional implies a clear-and-purpose-fit-and-utilitarian quality, the crisp color of Mid-Century-Modern and Bauhaus form-follows-function design-aesthetic. Sits at the crisp-and-functional end of the grid, parallel to practical and utilitarian in usage.

Muse
modifier

Latin Musa, goddess-of-inspiration. As a color modifier, muse implies a contemplative-and-inspired-and-poetic quality, the visual register of Helicon-spring-and-Parnassus-muse hand-contemplative-and-inspired-and-poetic Helicon-spring-and-Parnassus-and-Castalian-fount mused-and-contemplative-and-inspired-and-poetic surfaces under Helicon-spring-and-Parnassus-and-Castalian-fount laurel-and-lyre-and-tablet poet's-grove-light. Sits at the modifier-and-mood end of the grid, parallel to mull and brood in usage.

Mint
noun

The genus Mentha — peppermint, spearmint, apple mint, water mint — the cooling herb whose menthol gives it that quality at the molecular level. The color refers to fresh peppermint leaves before drying: a clean, slightly cool green with the matte finish of trichome-rich leaf surface. Lighter than basil, cooler than parsley, with the mojito-and-Pimm's association of a herb tied to summer drinks across two continents.

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.

#5bd1c0
Original
#c8c6bf
Protanopia
#b6b9c2
Deuteranopia
#00d5cc
Tritanopia
#b7b7b7
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
1.85:1
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
11.33:1

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