colors
Back to gallery

Commanding Yule Ruby

#ce004b
Notes

Commanding Yule Ruby (#CE004B) is a true magenta with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (338°, 100%, 40%) 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
#ce004b
RGB
rgb(206, 0, 75)
HSL
hsl(338, 100%, 40%)
HWB
hwb(338 0% 19%)
OKLCH
oklch(54.3% 0.217 12.6)
HSV
hsv(338, 100%, 81%)
LAB
lab(43.70% 70.23 19.59)
LCH
lch(43.70% 72.91 15.59)
CMYK
cmyk(0%, 100%, 64%, 19%)

Etymology

Commanding
adjective

Latin commendāre, to entrust / order — present-participle of command. As a color modifier, commanding implies a saturated-and-authoritative quality where the hue claims visual leadership of its surrounding palette. Sits at the bold-and-authoritative end of the grid, parallel to authoritative and imperial in usage.

Yule
modifier

Old Norse jól, winter-solstice. As a color modifier, yule implies a winter-solstice-and-fir-tree quality, the visual register of Norse-and-English winter-solstice fir-and-holly-and-mistletoe candlelit-firelight feast-and-greenery surfaces under deep-winter Northern-Hemisphere late-December candlelight. Sits at the modifier-and-time end of the grid, parallel to advent and easter in usage.

Ruby
noun

From the Latin ruber — simply, red. The gemstone is a chromium-tinged corundum, harder than anything in nature except diamond, and so saturated that a fine Burmese pigeon's blood ruby at auction outpaces a comparable diamond by weight. The color borrows the gem's confidence: a clear, glassy red without the brown of garnet or the blue of crimson.

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.

#ce004b
Original
#504f4c
Protanopia
#7f7446
Deuteranopia
#e2002b
Tritanopia
#313131
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
5.64:1
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
3.73:1

Related Colors

Canvas