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Bespoke Bluestone

#1b1a16
Notes

Bespoke Bluestone (#1B1A16) is a deep amber 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 (48°, 10%, 10%) places it in the muted 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 blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1b1a16
RGB
rgb(27, 26, 22)
HSL
hsl(48, 10%, 10%)
HWB
hwb(48 9% 89%)
OKLCH
oklch(21.7% 0.008 95.4)
P3
color(display-p3 0.1052 0.1021 0.0879)
HSV
hsv(48, 19%, 11%)
LAB
lab(9.24% -0.47 2.96)
LCH
lch(9.24% 2.99 98.97)
CMYK
cmyk(0%, 4%, 19%, 89%)

Etymology

Bespoke
adjective

Old English be- (about) plus sprecan (to speak) — past-participle of bespeak. As a color modifier, bespoke implies a neutral-and-custom-made-and-tailored quality, the neutral color of Savile-Row-tailoring custom-made-and-hand-tailored gentleman's-suit-and-shirtmaking craft-finish. Sits at the neutral-and-traditional end of the grid, parallel to custom and tailored in usage.

Bluestone
noun

Preseli bluestone — the deep-gray-blue spotted-dolerite boulders sourced from the Preseli Hills of West Wales and transported 240 km to Stonehenge (c. 2900 BCE). Bluestone color refers to a Stonehenge inner-circle bluestone face in midday sun: a dark cool-gray with the matte finish of spotted-dolerite with feldspar-and-pyroxene phenocrysts on a Neolithic-quarried boulder.

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

This color has effectively no chroma (OKLCH C = 0.008) — it’s on the grayscale axis. Hue rotations don’t change a grayscale color, so complementary, analogous, triadic, and split-complementary all reduce to the same value. They aren’t shown because four identical tiles would be misleading.

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.

#1b1a16
Original
#1b1a16
Protanopia
#1b1a16
Deuteranopia
#1c1919
Tritanopia
#1a1a1a
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
17.41:1
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
1.21:1

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
##1B1A16
Display P3
Display P3
color(display-p3 0.1052 0.1021 0.0879)
Inside sRGBOKLCH chroma 0.008

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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