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Reposeful Senecio

#216d4b
Notes

Reposeful Senecio (#216D4B) is a deep teal with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (153°, 54%, 28%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#216d4b
RGB
rgb(33, 109, 75)
HSL
hsl(153, 54%, 28%)
HWB
hwb(153 13% 57%)
OKLCH
oklch(47.9% 0.092 160.1)
P3
color(display-p3 0.2199 0.4214 0.3043)
HSV
hsv(153, 70%, 43%)
LAB
lab(40.84% -31.85 12.40)
LCH
lch(40.84% 34.18 158.73)
CMYK
cmyk(70%, 0%, 31%, 57%)

Etymology

Reposeful
adjective

Latin repōnere, to put back — adjectival suffix -ful. As a color modifier, reposeful implies a clear-and-restful-and-still quality, the calm color of pre-modern monastic cloister-and-refectory meditative-and-silent interior architecture. Sits at the crisp-and-calm end of the grid, parallel to peaceful and placid in usage.

Senecio
noun

The genus Senecio — particularly the silver-leaved succulents (S. cineraria, S. mandraliscae) used in Mediterranean and California gardens. The color refers to fresh Senecio cineraria foliage: a soft, slightly cool pale silver-green with the matte velvet finish of dense leaf hair.

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.

#216d4b
Original
#6c6549
Protanopia
#625d4d
Deuteranopia
#006d64
Tritanopia
#5a5a5a
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
6.26:1
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
3.35:1

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
##216D4B
Display P3
Display P3
color(display-p3 0.2199 0.4214 0.3043)
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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