colors
Back to gallery

Authoritative Jamun

#bb279b
Notes

Authoritative Jamun (#BB279B) is a true magenta with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (313°, 65%, 44%) 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
#bb279b
RGB
rgb(187, 39, 155)
HSL
hsl(313, 65%, 44%)
HWB
hwb(313 15% 27%)
OKLCH
oklch(55.3% 0.215 338.8)
HSV
hsv(313, 79%, 73%)
LAB
lab(44.78% 67.25 -28.66)
LCH
lch(44.78% 73.11 336.92)
CMYK
cmyk(0%, 79%, 17%, 27%)

Etymology

Authoritative
adjective

Latin auctōritāt-, authority — adjectival suffix -ive. As a color modifier, authoritative implies a saturated-and-formal-imperative quality where the hue carries decisional weight and institutional credibility. Sits at the bold-and-authoritative end of the grid, parallel to commanding and magisterial in usage.

Jamun
noun

Indian Syzygium cumini — a Myrtaceae tropical tree native to the Indian subcontinent, whose deep-magenta-to-purple drupes are eaten fresh and used in Hindu Ayurveda for diabetes management. Jamun color refers to a freshly picked Syzygium cumini drupe-cluster in a Mumbai roadside vendor's basket: a saturated, slightly cool deep magenta with the matte finish of anthocyanin-rich tropical-tree drupe against pale-green leafy backdrop.

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

Click any swatch to explore

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.

#bb279b
Original
#305b9e
Protanopia
#637298
Deuteranopia
#c62f60
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
5.42:1
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
3.88:1

Related Colors

Canvas