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Stalwart Tin Crimson

#de2639
Notes

Stalwart Tin Crimson (#DE2639) 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 (354°, 74%, 51%) 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
#de2639
RGB
rgb(222, 38, 57)
HSL
hsl(354, 74%, 51%)
HWB
hwb(354 15% 13%)
OKLCH
oklch(58.3% 0.215 22.8)
P3
color(display-p3 0.8002 0.2293 0.2506)
HSV
hsv(354, 83%, 87%)
LAB
lab(48.53% 68.08 37.19)
LCH
lch(48.53% 77.57 28.65)
CMYK
cmyk(0%, 83%, 74%, 13%)

Etymology

Stalwart
adjective

Old English stǣl-wyrðe, stable-and-worthy. As a color modifier, stalwart implies a saturated-and-loyal-and-firm quality where the hue carries the dependable-and-trustworthy visual presence of a Knight-Templar guard. Sits at the bold-and-firm end of the grid, parallel to steadfast and firm in usage.

Tin
modifier

Old English tin, tin. As a color modifier, tin implies a soft-malleable-metal quality, the visual register of Cornish-and-Indonesian-tin-mining hand-cast-and-rolled tin-mining-and-tin-vessel-and-tin-toy soft-malleable-metal surfaces under hand-cast-and-rolled-tin workshop-light. Sits at the modifier-and-texture end of the grid, parallel to gold and foil 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.

#de2639
Original
#625a38
Protanopia
#8f8132
Deuteranopia
#f40030
Tritanopia
#4e4e4e
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
4.73:1
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
4.44:1

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
##DE2639
Display P3
Display P3
color(display-p3 0.8002 0.2293 0.2506)
P3 has visible headroomOKLCH chroma 0.215

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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