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Burnt Samarkand

#15133b
Notes

Burnt Samarkand (#15133B) is a deep blue 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 (243°, 51%, 15%) 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 yellow. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#15133b
RGB
rgb(21, 19, 59)
HSL
hsl(243, 51%, 15%)
HWB
hwb(243 7% 77%)
OKLCH
oklch(21.7% 0.075 280.4)
P3
color(display-p3 0.0810 0.0748 0.2221)
HSV
hsv(243, 68%, 23%)
LAB
lab(8.49% 14.97 -25.61)
LCH
lch(8.49% 29.67 300.31)
CMYK
cmyk(64%, 68%, 0%, 77%)

Etymology

Burnt
adjective

The past participle of burn used as a color modifier — most familiar in burnt sienna and burnt umber, the pigments produced by firing raw earth pigments to deepen and warm them. Implies a color that has been reduced and concentrated by heat, with the slight red-orange shift that high-temperature oxidation introduces. Sits in the dark-and-warm corner of the engine's grid.

Samarkand
noun

Central Asian Silk Road city in Uzbekistan — capital of Tamerlane's Timurid empire and home of the Registan madrasa complex with its iconic deep-blue tilework. Samarkand color refers to the deep-blue muqarnas vault of the Registan's Tilya-Kori madrasa: a saturated, slightly cool deep blue-violet with the glossy finish of cobalt-and-lazurite-glazed kashin tiles. Slightly warmer than Bukhara.

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.

#15133b
Original
#001a3c
Protanopia
#00173a
Deuteranopia
#041c24
Tritanopia
#161616
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
17.67:1
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
1.19:1

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
##15133B
Display P3
Display P3
color(display-p3 0.0810 0.0748 0.2221)
Inside sRGBOKLCH chroma 0.075

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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