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Symmetrical Sanded Turquoise

#45e2dc
Notes

Symmetrical Sanded Turquoise (#45E2DC) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (178°, 73%, 58%) 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
#45e2dc
RGB
rgb(69, 226, 220)
HSL
hsl(178, 73%, 58%)
HWB
hwb(178 27% 11%)
OKLCH
oklch(83.2% 0.127 191.2)
P3
color(display-p3 0.4661 0.8742 0.8585)
HSV
hsv(178, 69%, 89%)
LAB
lab(82.28% -41.10 -8.88)
LCH
lch(82.28% 42.05 192.20)
CMYK
cmyk(69%, 0%, 3%, 11%)

Etymology

Symmetrical
adjective

Greek symmetría, due-proportion — adjectival suffix -al, derived from sym-metron (with-measure). As a color modifier, symmetrical implies a clear-and-balanced-and-mirrored quality where the hue carries the visual register of bilateral-or-radial proportional symmetry. Sits at the crisp-and-balanced end of the grid, parallel to balanced and aligned in usage.

Sanded
modifier

Old English sandian, to-sand. As a color modifier, sanded implies a hand-sanded-and-smoothed-wood quality, the visual register of Shaker-and-Mid-Century-Modern-sanded hand-sanded-and-smoothed-and-finished wood-and-stone-and-metal Shaker-and-Mid-Century-Modern hand-sanded-and-smoothed surfaces under Shaker-and-Mid-Century-Modern hand-sanded-and-smoothed workshop-light. Sits at the modifier-and-texture end of the grid, parallel to honed and buffed in usage.

Turquoise
noun

The hydrated copper-aluminum phosphate mined in Persia and the American Southwest for thousands of years — the firuze of Iran, the chalchihuitl of Mesoamerica, the heart of Pueblo and Navajo silverwork. The color refers to a fine Sleeping Beauty turquoise from Arizona: a saturated, slightly green-shifted blue with the slight matrix of host-rock veining. Brighter than persian, lighter than cerulean.

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.

#45e2dc
Original
#d5d6dc
Protanopia
#bec6dd
Deuteranopia
#00e8e0
Tritanopia
#c0c0c0
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
13.17:1

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
##45E2DC
Display P3
Display P3
color(display-p3 0.4661 0.8742 0.8585)
P3 has subtle headroomOKLCH chroma 0.127

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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