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Steadfast Nun Crimson

#d70e3c
Notes

Steadfast Nun Crimson (#D70E3C) 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 (346°, 88%, 45%) 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
#d70e3c
RGB
rgb(215, 14, 60)
HSL
hsl(346, 88%, 45%)
HWB
hwb(346 5% 16%)
OKLCH
oklch(56.0% 0.220 19.3)
HSV
hsv(346, 93%, 84%)
LAB
lab(45.76% 70.40 31.84)
LCH
lch(45.76% 77.27 24.34)
CMYK
cmyk(0%, 93%, 72%, 16%)

Etymology

Steadfast
adjective

Old English stede-fæst, fixed in place — sharing root with German stetig. As a color modifier, steadfast implies a saturated-and-unwavering quality where the hue maintains its visual character without modulation. Sits at the bold-and-firm end of the grid, parallel to unwavering and firm in usage.

Nun
modifier

Latin nonna, mother / nun. As a color modifier, nun implies a Carmelite-and-Benedictine-religious-sister quality, the visual register of Carmelite-and-Benedictine-Nun hand-spun robe-and-veil-and-wimple Carmelite-and-Benedictine-religious-sister surfaces under Carmelite-and-Benedictine-Religious-Sister hand-spun-robe-and-wimple convent-cloister light. Sits at the modifier-and-cultural end of the grid, parallel to monk and friar 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.

#d70e3c
Original
#59533c
Protanopia
#877a35
Deuteranopia
#ed0027
Tritanopia
#3c3c3c
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
5.23:1
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
4.02:1

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