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Grounded Khmer Crimson

#ac201e
Notes

Grounded Khmer Crimson (#AC201E) is a true red with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (1°, 70%, 40%) 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
#ac201e
RGB
rgb(172, 32, 30)
HSL
hsl(1, 70%, 40%)
HWB
hwb(1 12% 33%)
OKLCH
oklch(48.4% 0.176 27.4)
HSV
hsv(1, 83%, 67%)
LAB
lab(37.66% 54.58 38.02)
LCH
lch(37.66% 66.52 34.86)
CMYK
cmyk(0%, 81%, 83%, 33%)

Etymology

Grounded
adjective

Old English grund, bottom / foundation — past-participle of ground. As a color modifier, grounded implies a saturated-and-foundational quality where the hue anchors the surrounding palette through its weighty presence. Sits at the bold-and-balanced end of the grid, parallel to centered and anchored.

Khmer
modifier

Sanskrit Khmer, Cambodian. As a color modifier, khmer implies an Angkorian-and-temple-complex quality, the visual register of Angkor-Wat-and-Bayon Khmer-Empire hand-built sandstone-and-laterite temple-and-jungle-overgrown-stonework surfaces under Angkor-Wat-and-Bayon Cambodian-jungle-canopy filtered tropical light. Sits at the modifier-and-cultural end of the grid, parallel to toltec and median in usage.

Crimson
noun

From the Old Spanish cremesin, itself from the Arabic qirmiz — the kermes scale insect, dried and ground into a brilliant carmine dye prized in the medieval Mediterranean. For centuries the most expensive red on a draper's shelf, reserved for cardinals, kings, and the cloth that gave English the word crimson. Cooler than scarlet, deeper than rose; the color of pomegranate seeds and a serious occasion.

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.

#ac201e
Original
#4e451c
Protanopia
#706317
Deuteranopia
#be0022
Tritanopia
#3e3e3e
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
7.05:1
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
2.98:1

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