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Menacing Larvikite

#1c2d6f
Notes

Menacing Larvikite (#1C2D6F) is a deep blue 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 (228°, 60%, 27%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1c2d6f
RGB
rgb(28, 45, 111)
HSL
hsl(228, 60%, 27%)
HWB
hwb(228 11% 56%)
OKLCH
oklch(32.7% 0.116 268.3)
P3
color(display-p3 0.1243 0.1747 0.4193)
HSV
hsv(228, 75%, 44%)
LAB
lab(21.10% 18.06 -40.34)
LCH
lch(21.10% 44.19 294.12)
CMYK
cmyk(75%, 59%, 0%, 56%)

Etymology

Menacing
adjective

Latin minārī, to threaten — present-participle of menace, sharing root with minatory. As a color modifier, menacing implies a deep-and-threatening-and-imposing quality, the dark cool-gray of looming storm-cloud-and-imposing-cliff visual-presence. Sits at the deep-and-threatening end of the grid, parallel to ominous and foreboding in tone.

Larvikite
noun

A monzonite igneous rock — quarried near Larvik in Norway — distinguished by the iridescent blue play-of-color in its feldspar crystals. Used as ornamental building stone and gem material. The color refers to a polished Norwegian larvikite slab: a deep, slightly cool dark blue-gray with the iridescent satin finish of labradorite-style feldspar.

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.

#1c2d6f
Original
#003771
Protanopia
#002f6e
Deuteranopia
#003d49
Tritanopia
#2e2e2e
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
12.69:1
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
1.65:1

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
##1C2D6F
Display P3
Display P3
color(display-p3 0.1243 0.1747 0.4193)
P3 has subtle headroomOKLCH chroma 0.116

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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