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Solid Ipomoea

#b427b0
Notes

Solid Ipomoea (#B427B0) is a true violet 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 (302°, 64%, 43%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b427b0
RGB
rgb(180, 39, 176)
HSL
hsl(302, 64%, 43%)
HWB
hwb(302 15% 29%)
OKLCH
oklch(55.3% 0.225 329.4)
HSV
hsv(302, 78%, 71%)
LAB
lab(44.65% 68.82 -41.46)
LCH
lch(44.65% 80.35 328.93)
CMYK
cmyk(0%, 78%, 2%, 29%)

Etymology

Solid
adjective

Latin solidus, firm, dense — used as a color modifier since the seventeenth century for hues that read as continuous and unbroken: a solid blue is one with no variation across the surface. Implies high saturation combined with optical density. Sits in the bold-bucket alongside strong and robust, slightly more focused on uniformity.

Ipomoea
noun

Morning glory (Ipomoea purpurea) — a Central American Convolvulaceae annual cultivated worldwide for its trumpet-shaped deep-violet flowers that open at dawn and close by midday. Ipomoea color refers to a freshly opened Ipomoea purpurea trumpet at dawn: a saturated, slightly cool deep violet with the velvet finish of fresh fused-petaled trumpet corolla. The genus name combines Greek ips (worm) and hómoios (similar).

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.

#b427b0
Original
#065eb4
Protanopia
#5370ad
Deuteranopia
#ba3d6b
Tritanopia
#4f4f4f
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
5.44:1
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
3.86:1

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