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Composed Echinacea

#b53799
Notes

Composed Echinacea (#B53799) is a true magenta 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 (313°, 53%, 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b53799
RGB
rgb(181, 55, 153)
HSL
hsl(313, 53%, 46%)
HWB
hwb(313 22% 29%)
OKLCH
oklch(55.5% 0.193 338.1)
HSV
hsv(313, 70%, 71%)
LAB
lab(45.44% 60.47 -26.51)
LCH
lch(45.44% 66.02 336.32)
CMYK
cmyk(0%, 70%, 15%, 29%)

Etymology

Composed
adjective

The past participle of compose, to arrange together — used as a color modifier for hues that read as deliberate and balanced. Composed black, composed gray: the saturation is moderate, the hue is calmly positioned without aggression. Sits at the bold-and-quiet edge of the grid near settled and resolute.

Echinacea
noun

North American purple coneflower (Echinacea purpurea) — a midwestern-prairie Asteraceae perennial with deep-magenta drooping ray-flowers and a prominent rust-orange disk-cone center. Echinacea color refers to a fully opened Echinacea purpurea ray-flower in late-summer light: a saturated, slightly cool deep magenta with the velvet finish of fresh drooping ray-flowers. The Greek genus name echínos (hedgehog) refers to the prickly disk.

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.

#b53799
Original
#3c5f9c
Protanopia
#657396
Deuteranopia
#bf3d63
Tritanopia
#595959
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
5.29:1
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
3.97:1

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