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Cordial Tungsten

#1a0a22
Notes

Cordial Tungsten (#1A0A22) is a deep violet 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 (280°, 55%, 9%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1a0a22
RGB
rgb(26, 10, 34)
HSL
hsl(280, 55%, 9%)
HWB
hwb(280 4% 87%)
OKLCH
oklch(18.3% 0.051 313.2)
P3
color(display-p3 0.0934 0.0423 0.1282)
HSV
hsv(280, 71%, 13%)
LAB
lab(4.99% 12.22 -12.56)
LCH
lch(4.99% 17.52 314.22)
CMYK
cmyk(24%, 71%, 0%, 87%)

Etymology

Cordial
adjective

Latin cordiālis, of-the-heart — adjectival suffix -al. As a color modifier, cordial implies a neutral-and-warm-and-friendly quality where the hue carries the visual register of Edwardian-Bed-and-Breakfast-and-country-inn warm-and-cordial-host interior-decoration-and-textile color tone. Sits at the neutral-and-friendly end of the grid, parallel to affable and amiable in usage.

Tungsten
noun

Element W, atomic number 74 — the highest melting point of any metal (3,422°C), used for incandescent bulb filaments before LEDs took over. The color refers to a polished tungsten ring or ingot: a soft, slightly muted gray with the slight blue-shift of a high-density metal. Cooler than steel, warmer than gunmetal, with the materials-science weight of a metal mined principally in China and used wherever heat resistance trumps cost.

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.

#1a0a22
Original
#051023
Protanopia
#091121
Deuteranopia
#190e14
Tritanopia
#0f0f0f
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
18.91:1
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
1.11:1

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
##1A0A22
Display P3
Display P3
color(display-p3 0.0934 0.0423 0.1282)
Inside sRGBOKLCH chroma 0.051

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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