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Rousing Wakatake

#66e4ac
Notes

Rousing Wakatake (#66E4AC) 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 (153°, 70%, 65%) 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 magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#66e4ac
RGB
rgb(102, 228, 172)
HSL
hsl(153, 70%, 65%)
HWB
hwb(153 40% 11%)
OKLCH
oklch(83.3% 0.139 161.9)
HSV
hsv(153, 55%, 89%)
LAB
lab(82.53% -47.95 16.92)
LCH
lch(82.53% 50.85 160.56)
CMYK
cmyk(55%, 0%, 25%, 11%)

Etymology

Rousing
adjective

Old English rūsan, to rush — present-participle of rouse. As a color modifier, rousing implies a saturated-and-wakening-and-active quality, the bright color of dawn-chorus-and-morning-bell atmospheric-and-aural stimulation. Sits at the bright-and-active end of the grid, parallel to awakening and invigorating in usage.

Wakatake
noun

Japanese for young bamboo — and the soft blue-green of fresh Phyllostachys shoots before they mature to aotake. Wakatake-iro signals seasonal renewal in Japanese textile vocabulary. The color refers to a young bamboo shoot in spring: a soft, slightly cool yellow-green-blue with the satin finish of fresh culm. Lighter than aotake.

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.

#66e4ac
Original
#e1d5a9
Protanopia
#cfc8b0
Deuteranopia
#33e4d5
Tritanopia
#c5c5c5
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
1.58:1
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
13.26:1

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