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Buttressed Mongol Brick

#b1452d
Notes

Buttressed Mongol Brick (#B1452D) is a true red with a warm character. It leans warm, pulling light toward red, orange, and yellow. Naturally inviting, it suits editorial and hospitality contexts. Its HSL profile (11°, 59%, 44%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b1452d
RGB
rgb(177, 69, 45)
HSL
hsl(11, 59%, 44%)
HWB
hwb(11 18% 31%)
OKLCH
oklch(53.3% 0.146 34.1)
P3
color(display-p3 0.6439 0.2978 0.2082)
HSV
hsv(11, 75%, 69%)
LAB
lab(43.94% 42.64 36.56)
LCH
lch(43.94% 56.17 40.61)
CMYK
cmyk(0%, 61%, 75%, 31%)

Etymology

Buttressed
adjective

Old French bouterez, thrusting-mass — past-participle of buttress, derived from bouter (to thrust). As a color modifier, buttressed implies a saturated-and-architecturally-supported quality, the deep-rich color of Gothic-Cathedral flying-buttress-and-rib-vault stone-architecture. Sits at the bold-and-fortified end of the grid, parallel to fortified and reinforced.

Mongol
modifier

Mongolian Mongɣol, Mongol. As a color modifier, mongol implies a steppe-and-Khanate quality, the visual register of Mongol-Khanate-of-Genghis Central-Asian steppe-Empire hand-built ger-and-mounted-cavalry-and-felt-rug-and-Khan-court surfaces under Karakorum-and-Mongolian-steppe Khanate-and-mounted-cavalry open-sky light. Sits at the modifier-and-cultural end of the grid, parallel to tatar and hun in usage.

Brick
noun

Fired clay, mineral red. The color refers to common building brick — iron-rich earthenware kilned to the specific dusky red-orange of a Victorian terrace, a Roman aqueduct, an adobe wall in New Mexico. Less saturated than ruby, warmer than burgundy, with a chalky cast that reads as architectural rather than decorative.

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.

#b1452d
Original
#63592a
Protanopia
#7d712a
Deuteranopia
#c32c40
Tritanopia
#5a5a5a
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).
AAon White
5.59:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.76:1

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
##B1452D
Display P3
Display P3
color(display-p3 0.6439 0.2978 0.2082)
P3 has subtle headroomOKLCH chroma 0.146

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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