colors
Back to gallery

Tactful Cochineal

#644746
Notes

Tactful Cochineal (#644746) is a deep red with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (2°, 18%, 33%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#644746
RGB
rgb(100, 71, 70)
HSL
hsl(2, 18%, 33%)
HWB
hwb(2 27% 61%)
OKLCH
oklch(42.9% 0.040 21.1)
P3
color(display-p3 0.3750 0.2831 0.2773)
HSV
hsv(2, 30%, 39%)
LAB
lab(33.26% 12.26 5.51)
LCH
lch(33.26% 13.44 24.22)
CMYK
cmyk(0%, 29%, 30%, 61%)

Etymology

Tactful
adjective

Latin tāctus, touch — adjectival suffix -ful. As a color modifier, tactful implies a hushed-and-careful-and-considerate quality where the hue carries the visual register of careful-and-considerate-and-restrained color-decision design-element. Sits at the hushed-and-restrained end of the grid, parallel to discreet and diplomatic in usage.

Cochineal
noun

Dactylopius coccus, the Mexican scale insect cultivated on prickly-pear cactus and harvested for its deep red carminic-acid dye. Shipped to Spain by the conquistadors, cochineal became the second most valuable export from the New World after silver. The color refers to fresh cochineal pigment: a saturated, slightly cool deep red with the brilliance of a dye thirty times stronger than kermes.

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.

#644746
Original
#4c4b46
Protanopia
#535046
Deuteranopia
#6a4447
Tritanopia
#4d4d4d
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
8.30:1
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
2.53:1

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
##644746
Display P3
Display P3
color(display-p3 0.3750 0.2831 0.2773)
Inside sRGBOKLCH chroma 0.040

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

Related Colors

Canvas