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Resilient Bixa

#b0112f
Notes

Resilient Bixa (#B0112F) 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 (349°, 82%, 38%) 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
#b0112f
RGB
rgb(176, 17, 47)
HSL
hsl(349, 82%, 38%)
HWB
hwb(349 7% 31%)
OKLCH
oklch(48.5% 0.186 20.1)
HSV
hsv(349, 90%, 69%)
LAB
lab(37.55% 59.56 28.10)
LCH
lch(37.55% 65.86 25.25)
CMYK
cmyk(0%, 90%, 73%, 31%)

Etymology

Resilient
adjective

Latin resiliēns, springing-back — present-participle of resilīre. As a color modifier, resilient implies a saturated-and-recovering-and-flexible quality where the hue maintains its strength under visual pressure. Sits at the bold-and-resilient end of the grid, parallel to tough and hardy in usage.

Bixa
noun

Bixa orellana, the proper genus name of the annatto shrub — the South American plant whose seed pulp gives the red food coloring of Latin American cuisine and the body paint of indigenous Amazonian peoples. The color refers to fresh bixa pulp: a saturated, slightly orange red with the matte finish of plant pulp. Warmer than annatto, deeper than tangerine.

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

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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.

#b0112f
Original
#49432f
Protanopia
#6f6429
Deuteranopia
#c20020
Tritanopia
#353535
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
7.08:1
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
2.97:1

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