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Frank Aquamarine

#97eca6
Notes

Frank Aquamarine (#97ECA6) is a soft green 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 (131°, 69%, 76%) places it in the balanced band at a light lightness. It works as a background wash, large-area fill, or soft illustration tone. Add a darker ink of the same hue when you need type over it. For a confident two-color system, pair it with its complementary magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#97eca6
RGB
rgb(151, 236, 166)
HSL
hsl(131, 69%, 76%)
HWB
hwb(131 59% 7%)
OKLCH
oklch(87.1% 0.127 148.8)
HSV
hsv(131, 36%, 93%)
LAB
lab(86.66% -39.86 26.03)
LCH
lch(86.66% 47.61 146.85)
CMYK
cmyk(36%, 0%, 30%, 7%)

Etymology

Frank
adjective

From the Old French franc, free, sincere — used as a color modifier since the seventeenth century for hues that read as direct and unhedged. Frank red, frank brown: moderate-to-high saturation combined with optical directness. Sits at the crisp-bucket alongside direct and honest.

Aquamarine
noun

An iron-tinged variety of beryl — the gemstone mined from pegmatite veins in Brazil, Madagascar, and the Pakistani Karakoram. Named for the Latin aqua marina, seawater. The color refers to a faceted Santa Maria aquamarine: a clean, slightly green-shifted blue with the gem's high refractive brilliance. Lighter than sapphire, deeper than seafoam, with the gem-trade specificity of a stone graded primarily for color depth.

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.

#97eca6
Original
#eedea2
Protanopia
#e0d5aa
Deuteranopia
#8ae9d9
Tritanopia
#d5d5d5
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
1.41:1
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
14.86:1

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