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Befittingly Bluestone

#24012f
Notes

Befittingly Bluestone (#24012F) is a deep violet with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (286°, 96%, 9%) places it in the highly saturated band at a dark 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#24012f
RGB
rgb(36, 1, 47)
HSL
hsl(286, 96%, 9%)
HWB
hwb(286 0% 82%)
OKLCH
oklch(19.4% 0.092 316.8)
P3
color(display-p3 0.1261 0.0114 0.1763)
HSV
hsv(286, 98%, 18%)
LAB
lab(5.44% 25.66 -21.64)
LCH
lch(5.44% 33.57 319.86)
CMYK
cmyk(23%, 98%, 0%, 82%)

Etymology

Befittingly
adjective

Old English be- plus fit — adverbial-and-adjectival suffix -ly. As a color modifier, befittingly implies a neutral-and-suitable-and-context-fitting quality where the hue carries the visual register of well-suited-and-appropriately-fitting coordinated color-decision. Sits at the neutral-and-traditional end of the grid, parallel to appropriately and suitably in usage.

Bluestone
noun

Preseli bluestone — the deep-gray-blue spotted-dolerite boulders sourced from the Preseli Hills of West Wales and transported 240 km to Stonehenge (c. 2900 BCE). Bluestone color refers to a Stonehenge inner-circle bluestone face in midday sun: a dark cool-gray with the matte finish of spotted-dolerite with feldspar-and-pyroxene phenocrysts on a Neolithic-quarried boulder.

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.

#24012f
Original
#001030
Protanopia
#01132e
Deuteranopia
#230a18
Tritanopia
#0c0c0c
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).
AAAon White
18.74:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
1.12:1

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
##24012F
Display P3
Display P3
color(display-p3 0.1261 0.0114 0.1763)
P3 has subtle headroomOKLCH chroma 0.092

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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