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Shimmering Stockholm

#13cdfe
Notes

Shimmering Stockholm (#13CDFE) is a true cyan with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (193°, 99%, 54%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#13cdfe
RGB
rgb(19, 205, 254)
HSL
hsl(193, 99%, 54%)
HWB
hwb(193 7% 0%)
OKLCH
oklch(78.8% 0.145 223.6)
HSV
hsv(193, 93%, 100%)
LAB
lab(76.65% -24.71 -35.62)
LCH
lch(76.65% 43.35 235.24)
CMYK
cmyk(93%, 19%, 0%, 0%)

Etymology

Shimmering
adjective

Old English scimerian, to glisten — present-participle of shimmer, sharing root with shine. As a color modifier, shimmering implies a saturated-and-soft-flicker-reflective quality, the bright color of moonlit-water-and-silken-fabric surface-reflection. Sits at the bright-and-reflective end of the grid, parallel to glistening and glimmering in usage.

Stockholm
noun

The Swedish capital — and the deep blue of the Stockholm archipelago (24,000 islands) lagoon water and Drottningholm Palace azure interiors. Stockholm color refers to mid-depth Baltic archipelago water at Sandhamn: a saturated, slightly cool deep blue with the optical depth of cold-temperate brackish water.

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.

#13cdfe
Original
#b1c8ff
Protanopia
#95b5fd
Deuteranopia
#00dcdd
Tritanopia
#a9a9a9
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
1.88:1
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
11.19:1

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