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Mighty Akkad Rose

#b40739
Notes

Mighty Akkad Rose (#B40739) is a true red with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (343°, 93%, 37%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary teal. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#b40739
RGB
rgb(180, 7, 57)
HSL
hsl(343, 93%, 37%)
HWB
hwb(343 3% 29%)
OKLCH
oklch(49.1% 0.193 16.0)
HSV
hsv(343, 96%, 71%)
LAB
lab(38.12% 62.33 22.67)
LCH
lch(38.12% 66.33 19.99)
CMYK
cmyk(0%, 96%, 68%, 29%)

Etymology

Mighty
adjective

Old English mihtig, strong — adjectival suffix -y, sharing root with German mächtig. As a color modifier, mighty implies a saturated-and-strong-presence quality, where the hue commands visual attention through pure pigmentation strength. Sits at the bold-and-saturated end of the grid, parallel to forceful and commanding in tone.

Akkad
modifier

Akkadian Akkadu, Akkad. As a color modifier, akkad implies a Sargon-and-Mesopotamian-Empire quality, the visual register of Akkadian-Empire-of-Sargon hand-built ziggurat-and-cuneiform-tablet bronze-age Mesopotamian-Imperial surfaces under Sargon-of-Akkad Mesopotamian Imperial-cuneiform sun-baked light. Sits at the modifier-and-cultural end of the grid, parallel to sumer and median in usage.

Rose
noun

The Latin rosa, the Greek rhodon, the Persian gul — every European language has a different name for the same flower and the same color. Rose covers the spectrum from blush to fuchsia depending on the cultivar, but in pigment shorthand it means a cool, slightly bluish red — the inside of a damask petal, the dye that washes out of madder root.

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.

#b40739
Original
#474439
Protanopia
#6f6534
Deuteranopia
#c60022
Tritanopia
#2f2f2f
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
6.93:1
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
3.03:1

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