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Gloomy Tibouchina

#4b256d
Notes

Gloomy Tibouchina (#4B256D) is a deep indigo 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 (272°, 49%, 29%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary lime. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#4b256d
RGB
rgb(75, 37, 109)
HSL
hsl(272, 49%, 29%)
HWB
hwb(272 15% 57%)
OKLCH
oklch(35.4% 0.122 305.3)
P3
color(display-p3 0.2743 0.1527 0.4125)
HSV
hsv(272, 66%, 43%)
LAB
lab(23.42% 32.70 -35.08)
LCH
lch(23.42% 47.96 312.99)
CMYK
cmyk(31%, 66%, 0%, 57%)

Etymology

Gloomy
adjective

Middle English gloumen, to look glum — adjectival suffix -y. As a color modifier, gloomy implies a deep-and-cool-and-overcast quality, the dark cool-gray of Yorkshire-Moors and Scottish-Highlands late-autumn atmospheric-overcast sky. Sits at the deep-and-cool end of the grid, parallel to sullen and somber.

Tibouchina
noun

South American princess flower (Tibouchina urvilleana) — a Brazilian cerrado native shrub cultivated worldwide for its silver-veined leaves and deep-violet five-petaled flowers. Tibouchina color refers to a fully bloomed Tibouchina urvilleana corolla: a saturated, slightly cool deep violet with the velvet finish of fresh broad-petaled corolla. The genus name is from the Tupi-Guarani native word for the plant.

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.

#4b256d
Original
#00376f
Protanopia
#14386b
Deuteranopia
#453445
Tritanopia
#323232
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).
AAAon White
11.77:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
1.78:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##4B256D
Display P3
Display P3
color(display-p3 0.2743 0.1527 0.4125)
P3 has subtle headroomOKLCH chroma 0.122

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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