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Crisp Sapphire Bloom

#398fd2
Notes

Crisp Sapphire Bloom (#398FD2) is a true azure with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (206°, 63%, 52%) 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
#398fd2
RGB
rgb(57, 143, 210)
HSL
hsl(206, 63%, 52%)
HWB
hwb(206 22% 18%)
OKLCH
oklch(62.9% 0.130 245.7)
HSV
hsv(206, 73%, 82%)
LAB
lab(57.24% -3.47 -41.79)
LCH
lch(57.24% 41.93 265.25)
CMYK
cmyk(73%, 32%, 0%, 18%)

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.

#398fd2
Original
#7091d5
Protanopia
#5b83d1
Deuteranopia
#009fa7
Tritanopia
#828282
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).
AA Largeon White
3.48:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
6.03:1

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