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Submerged Karakoram

#311361
Notes

Submerged Karakoram (#311361) 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 (263°, 67%, 23%) 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
#311361
RGB
rgb(49, 19, 97)
HSL
hsl(263, 67%, 23%)
HWB
hwb(263 7% 62%)
OKLCH
oklch(28.6% 0.127 294.4)
P3
color(display-p3 0.1771 0.0809 0.3653)
HSV
hsv(263, 80%, 38%)
LAB
lab(15.39% 33.49 -40.41)
LCH
lch(15.39% 52.48 309.65)
CMYK
cmyk(49%, 80%, 0%, 62%)

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.

Karakoram
noun

Central Asian mountain range straddling Pakistan, China, and India — home of K2 and the Hunza Valley's lapis-lazuli mines that supplied the Renaissance with ultramarine pigment. Karakoram color refers to an unworked Sar-e-Sang lapis-lazuli boulder freshly extracted from the Karakoram foothills: a saturated, slightly cool deep blue-violet with the matte finish of pyrite-flecked lazurite ore on rough fracture surface.

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.

#311361
Original
#002763
Protanopia
#002560
Deuteranopia
#232839
Tritanopia
#1f1f1f
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
15.04:1
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
1.40:1

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
##311361
Display P3
Display P3
color(display-p3 0.1771 0.0809 0.3653)
P3 has subtle headroomOKLCH chroma 0.127

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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