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Pure Pang Crimson

#e12b3f
Notes

Pure Pang Crimson (#E12B3F) is a true red with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (353°, 75%, 53%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. 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
#e12b3f
RGB
rgb(225, 43, 63)
HSL
hsl(353, 75%, 53%)
HWB
hwb(353 17% 12%)
OKLCH
oklch(59.2% 0.214 21.9)
P3
color(display-p3 0.8115 0.2436 0.2714)
HSV
hsv(353, 81%, 88%)
LAB
lab(49.62% 67.94 35.10)
LCH
lch(49.62% 76.47 27.32)
CMYK
cmyk(0%, 81%, 72%, 12%)

Etymology

Pure
adjective

Latin purus, clean, unmixed — applied to color since antiquity for hues that contain only one pigment without dilution by white, black, or another color. Pure red is the textbook ideal: high saturation, mid lightness, no shift. Sits at the bold-bucket center, parallel to true and strong.

Pang
modifier

Middle English pang, sudden-sharp-pain. As a color modifier, pang implies a sudden-and-piercing-and-sharp quality, the visual register of Petrarchan-sonnet-and-courtly-love-pang hand-sudden-and-piercing-and-sharp Petrarchan-sonnet-and-courtly-love-and-troubadour-lyric panged-and-sudden-and-piercing-and-sharp surfaces under Petrarchan-sonnet-and-courtly-love-and-troubadour-lyric pierced-and-yearning-and-stricken candlelit-poet-light. Sits at the modifier-and-mood end of the grid, parallel to ache and throb 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.

#e12b3f
Original
#655d3e
Protanopia
#928439
Deuteranopia
#f80035
Tritanopia
#535353
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
4.55:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.62:1

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
##E12B3F
Display P3
Display P3
color(display-p3 0.8115 0.2436 0.2714)
P3 has visible headroomOKLCH chroma 0.214

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.

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