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Reinforced Convolvulus

#2b69d0
Notes

Reinforced Convolvulus (#2B69D0) is a true azure with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (217°, 66%, 49%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#2b69d0
RGB
rgb(43, 105, 208)
HSL
hsl(217, 66%, 49%)
HWB
hwb(217 17% 18%)
OKLCH
oklch(53.9% 0.172 260.1)
HSV
hsv(217, 79%, 82%)
LAB
lab(45.86% 17.41 -58.81)
LCH
lch(45.86% 61.34 286.49)
CMYK
cmyk(79%, 50%, 0%, 18%)

Etymology

Reinforced
adjective

Latin re- plus inforce — past-participle of reinforce. As a color modifier, reinforced implies a saturated-and-doubled-up-and-strengthened quality where the hue carries layered pigmentation for maximum visual presence. Sits at the bold-and-fortified end of the grid, parallel to fortified and buttressed.

Convolvulus
noun

The genus Convolvulusbindweed — including the saturated blue-flowered Mediterranean C. sabatius (ground morning-glory) of southern European rock gardens. The color refers to a fresh C. sabatius at peak summer bloom: a saturated, slightly cool deep blue with the satin finish of trumpet-shaped flower.

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.

#2b69d0
Original
#2a75d4
Protanopia
#0066ce
Deuteranopia
#008292
Tritanopia
#636363
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
5.21:1
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
4.03:1

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