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Sapphire Ripple

#3570b7
Notes

Sapphire Ripple (#3570B7) is a true azure with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (213°, 55%, 46%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3570b7
RGB
rgb(53, 112, 183)
HSL
hsl(213, 55%, 46%)
HWB
hwb(213 21% 28%)
OKLCH
oklch(54.1% 0.127 254.6)
HSV
hsv(213, 71%, 72%)
LAB
lab(46.66% 4.87 -43.11)
LCH
lch(46.66% 43.39 276.44)
CMYK
cmyk(71%, 39%, 0%, 28%)

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.

#3570b7
Original
#4f75ba
Protanopia
#3c69b6
Deuteranopia
#00818a
Tritanopia
#696969
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).
AAon White
5.06:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
4.15:1

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Canvas