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Velvety Kusumbha

#bc31a4
Notes

Velvety Kusumbha (#BC31A4) is a true magenta 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 (310°, 59%, 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
#bc31a4
RGB
rgb(188, 49, 164)
HSL
hsl(310, 59%, 46%)
HWB
hwb(310 19% 26%)
OKLCH
oklch(56.6% 0.211 336.0)
HSV
hsv(310, 74%, 74%)
LAB
lab(46.41% 65.82 -31.48)
LCH
lch(46.41% 72.96 334.44)
CMYK
cmyk(0%, 74%, 13%, 26%)

Etymology

Velvety
adjective

An adjectival form of velvet, used since the eighteenth century for colors that read as if they had the matte light-absorbing quality of velvet. Implies high saturation combined with a non-glossy surface — the matte richness of a deep wine in a fabric rather than in a glass. Sits in the bold-and-deep corner of the grid alongside plush and lush.

Kusumbha
noun

Sanskrit कुसुम्भ, safflower (Carthamus tinctorius) — the floral source of the deep red-pink dye used in Vedic-period Indian textiles and as the kumkuma powder of Hindu and Buddhist ritual. Kusumbha color refers to a freshly pressed Carthamus tinctorius petal-extract on Indian cotton: a saturated, slightly cool deep magenta with the matte finish of safflower-pigment-dyed hand-spun cotton.

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.

#bc31a4
Original
#3361a7
Protanopia
#6475a1
Deuteranopia
#c63b67
Tritanopia
#575757
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
5.10:1
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
4.11:1

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