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Indomitable Strand Crimson

#e02740
Notes

Indomitable Strand Crimson (#E02740) 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 (352°, 75%, 52%) 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
#e02740
RGB
rgb(224, 39, 64)
HSL
hsl(352, 75%, 52%)
HWB
hwb(352 15% 12%)
OKLCH
oklch(58.8% 0.216 21.0)
P3
color(display-p3 0.8075 0.2331 0.2737)
HSV
hsv(352, 83%, 88%)
LAB
lab(49.10% 68.67 33.85)
LCH
lch(49.10% 76.56 26.24)
CMYK
cmyk(0%, 83%, 71%, 12%)

Etymology

Indomitable
adjective

Latin indomitābilis, unconquerable — derived from domāre (to tame). As a color modifier, indomitable implies a saturated-and-unconquerable-and-fierce quality where the hue resists any attempt to subdue or modulate its presence. Sits at the bold-and-resilient end of the grid, parallel to unyielding and adamant.

Strand
modifier

Old English strand, shore / beach. As a color modifier, strand implies a London-Thames-bank-and-Anglo-Saxon-shore quality, the visual register of London-Strand-and-North-Sea-coast tidal-shore-and-river-bank embankment-and-walking-promenade surfaces under London-Strand-and-North-Sea-coast tidal-edge atmospheric light. Sits at the modifier-and-place end of the grid, parallel to shore and coast 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.

#e02740
Original
#635c3f
Protanopia
#90823a
Deuteranopia
#f60033
Tritanopia
#505050
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
4.63:1
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
4.53:1

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
##E02740
Display P3
Display P3
color(display-p3 0.8075 0.2331 0.2737)
P3 has visible headroomOKLCH chroma 0.216

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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