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Submerged Aniline

#3b1e8f
Notes

Submerged Aniline (#3B1E8F) is a deep indigo with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (255°, 65%, 34%) 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
#3b1e8f
RGB
rgb(59, 30, 143)
HSL
hsl(255, 65%, 34%)
HWB
hwb(255 12% 44%)
OKLCH
oklch(35.7% 0.171 285.6)
P3
color(display-p3 0.2159 0.1232 0.5389)
HSV
hsv(255, 79%, 56%)
LAB
lab(23.14% 43.10 -57.14)
LCH
lch(23.14% 71.57 307.02)
CMYK
cmyk(59%, 79%, 0%, 44%)

Etymology

Submerged
adjective

Latin sub-mergere, to plunge under — past-participle of submerge. As a color modifier, submerged implies the cool, deep, slightly-shifted quality of a hue viewed through a layer of water or glass. Sits at the deep-and-cool end of the grid, parallel to drowned and sunken in usage.

Aniline
noun

Synthetic-organic dye class first synthesized in 1856 by William Henry Perkin from coal-tar derivatives — named after the Portuguese anil (indigo) since Perkin's first mauveine was a synthetic stand-in for natural indigo's overdyed violets. Aniline color refers to a freshly aniline-mauveine-dyed Victorian silk: a saturated, slightly cool deep blue-violet with the silky luster of the first-ever industrial synthetic dye on Lyon silk.

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.

#3b1e8f
Original
#003a92
Protanopia
#00348d
Deuteranopia
#0f3f56
Tritanopia
#2c2c2c
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
11.88:1
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
1.77:1

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
##3B1E8F
Display P3
Display P3
color(display-p3 0.2159 0.1232 0.5389)
P3 has subtle headroomOKLCH chroma 0.171

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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