colors
Back to gallery

Fortified Annatto

#951c14
Notes

Fortified Annatto (#951C14) is a deep 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 (4°, 76%, 33%) places it in the highly saturated band at a dark 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#951c14
RGB
rgb(149, 28, 20)
HSL
hsl(4, 76%, 33%)
HWB
hwb(4 8% 42%)
OKLCH
oklch(43.6% 0.158 29.2)
P3
color(display-p3 0.5364 0.1568 0.1141)
HSV
hsv(4, 87%, 58%)
LAB
lab(32.42% 48.50 36.80)
LCH
lch(32.42% 60.88 37.20)
CMYK
cmyk(0%, 81%, 87%, 42%)

Etymology

Fortified
adjective

Latin fortificāre, to make strong — past-participle of fortify. As a color modifier, fortified implies a saturated-and-strengthened-and-defensive quality, the deep-rich color of Vauban-style military-fortification stone-and-earth rampart-and-bastion architecture. Sits at the bold-and-fortified end of the grid, parallel to bastioned and armored.

Annatto
noun

Bixa orellana, the tropical shrub whose seeds yield a red-orange dye used as food coloring (in cheese, butter, and margarine) and as body paint by the Caribbean and Central American indigenous peoples. The color refers to fresh annatto paste: a saturated, slightly orange red with the matte finish of plant-derived pigment. Warmer than vermillion, drier than tomato.

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.

#951c14
Original
#433b11
Protanopia
#61560c
Deuteranopia
#a5001c
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
8.56:1
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
2.45:1

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
##951C14
Display P3
Display P3
color(display-p3 0.5364 0.1568 0.1141)
P3 has subtle headroomOKLCH chroma 0.158

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.

Related Colors

Canvas