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Conquering Tatar Crimson

#e40c3a
Notes

Conquering Tatar Crimson (#E40C3A) is a true red with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (347°, 90%, 47%) 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
#e40c3a
RGB
rgb(228, 12, 58)
HSL
hsl(347, 90%, 47%)
HWB
hwb(347 5% 11%)
OKLCH
oklch(58.4% 0.231 20.8)
P3
color(display-p3 0.8203 0.1874 0.2529)
HSV
hsv(347, 95%, 89%)
LAB
lab(48.35% 73.69 36.72)
LCH
lch(48.35% 82.34 26.49)
CMYK
cmyk(0%, 95%, 75%, 11%)

Etymology

Conquering
adjective

Latin conquīrere, to seek thoroughly — present-participle of conquer. As a color modifier, conquering implies a saturated-and-overwhelming-and-victorious quality where the hue overcomes neighboring colors through pure pigmentation strength. Sits at the bold-and-celebratory end of the grid, parallel to triumphant and dominant.

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.

Crimson
noun

From the Old Spanish cremesin, itself from the Arabic qirmiz — the kermes scale insect, dried and ground into a brilliant carmine dye prized in the medieval Mediterranean. For centuries the most expensive red on a draper's shelf, reserved for cardinals, kings, and the cloth that gave English the word crimson. Cooler than scarlet, deeper than rose; the color of pomegranate seeds and a serious occasion.

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.

#e40c3a
Original
#5f5739
Protanopia
#908232
Deuteranopia
#fb0026
Tritanopia
#3d3d3d
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
4.76:1
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
4.41:1

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
##E40C3A
Display P3
Display P3
color(display-p3 0.8203 0.1874 0.2529)
P3 has visible headroomOKLCH chroma 0.231

This color is chromatic enough that authoring it as P3 native (instead of clamping to sRGB) gives a perceptibly more saturated render on wide-gamut displays — modern Macs, iPhones, iPads, and most recent OLED laptops.

Related Colors

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