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Confident Tatar Ruby

#a31620
Notes

Confident Tatar Ruby (#A31620) 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 (356°, 76%, 36%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a31620
RGB
rgb(163, 22, 32)
HSL
hsl(356, 76%, 36%)
HWB
hwb(356 9% 36%)
OKLCH
oklch(46.0% 0.173 24.8)
HSV
hsv(356, 87%, 64%)
LAB
lab(34.94% 54.51 33.55)
LCH
lch(34.94% 64.01 31.61)
CMYK
cmyk(0%, 87%, 80%, 36%)

Etymology

Confident
adjective

A late-Latin participle, confidens, trusting — borrowed into English in the sixteenth century. As a color modifier, confident implies saturation combined with poise: a confident red doesn't try too hard, just sits at the level of its hue without overreaching. Sits in the bold-bucket center near bold and resolute.

Tatar
modifier

Mongolian Tatar, Tatar. As a color modifier, tatar implies a Kazan-and-Crimean-Khanate quality, the visual register of Tatar-Khanate-of-Kazan-and-Crimea Mongol-successor Central-Asian-and-Eastern-European hand-built Khanate-and-trading-city surfaces under Kazan-and-Crimean Tatar-Khanate post-Mongol-successor trading-and-fortress light. Sits at the modifier-and-cultural end of the grid, parallel to mongol and hun 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.

#a31620
Original
#463f1f
Protanopia
#685d19
Deuteranopia
#b4001c
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
7.80:1
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
2.69:1

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