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Sparkling Silk Seafoam

#04bb69
Notes

Sparkling Silk Seafoam (#04BB69) is a true teal with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (153°, 96%, 37%) 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 magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#04bb69
RGB
rgb(4, 187, 105)
HSL
hsl(153, 96%, 37%)
HWB
hwb(153 2% 27%)
OKLCH
oklch(69.5% 0.174 154.2)
HSV
hsv(153, 98%, 73%)
LAB
lab(66.96% -58.39 30.60)
LCH
lch(66.96% 65.92 152.35)
CMYK
cmyk(98%, 0%, 44%, 27%)

Etymology

Sparkling
adjective

Old English spearca, spark — present-participle of sparkle. As a color modifier, sparkling implies a saturated-and-multi-point-reflective-and-effervescent quality, the bright color of Champagne-and-Prosecco effervescent-wine carbonation-bubble-light reflection. Sits at the bright-and-reflective end of the grid, parallel to glittering and fizzy in usage.

Silk
modifier

Old English sēolc, silk. As a color modifier, silk implies a smooth-and-lustrous-textile quality, the visual register of Chinese-Han-and-Italian-Renaissance-silk hand-reeled silk-fiber-and-mulberry-leaf-silkworm Han-and-Renaissance silk-textile surfaces under hand-reeled-silk-textile filtered light. Sits at the modifier-and-texture end of the grid, parallel to wool and lace in usage.

Seafoam
noun

The pale, slightly translucent green-blue of foam on a breaking wave — light scattered through micron-scale air bubbles in salt water, with a touch of the sea's color showing through. Seafoam green refers specifically to that desaturated tint: a soft, very pale green-blue with the optical lightness of small bubbles in motion. Lighter than mint, cooler than celadon.

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.

#04bb69
Original
#bbab63
Protanopia
#a99e6f
Deuteranopia
#00b9a7
Tritanopia
#8e8e8e
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
2.52:1
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
8.32:1

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