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True Tourmaline

#63e2b7
Notes

True Tourmaline (#63E2B7) is a true teal with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (160°, 69%, 64%) 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
#63e2b7
RGB
rgb(99, 226, 183)
HSL
hsl(160, 69%, 64%)
HWB
hwb(160 39% 11%)
OKLCH
oklch(82.9% 0.130 168.0)
HSV
hsv(160, 56%, 89%)
LAB
lab(82.09% -45.35 10.51)
LCH
lch(82.09% 46.56 166.95)
CMYK
cmyk(56%, 0%, 19%, 11%)

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.

#63e2b7
Original
#ddd4b5
Protanopia
#cac7ba
Deuteranopia
#1fe3d6
Tritanopia
#c4c4c4
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
1.60:1
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
13.09:1

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