colors
Back to gallery

Ruminative Spa

#37554b
Notes

Ruminative Spa (#37554B) 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 (160°, 21%, 27%) places it in the muted 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#37554b
RGB
rgb(55, 85, 75)
HSL
hsl(160, 21%, 27%)
HWB
hwb(160 22% 67%)
OKLCH
oklch(42.3% 0.040 171.5)
P3
color(display-p3 0.2415 0.3302 0.2960)
HSV
hsv(160, 35%, 33%)
LAB
lab(33.60% -13.67 2.30)
LCH
lch(33.60% 13.86 170.45)
CMYK
cmyk(35%, 0%, 12%, 67%)

Etymology

Ruminative
adjective

Latin rūminātīvus, chewing-cud-like — adjectival suffix -ive. As a color modifier, ruminative implies a hushed-and-thoughtful-and-meditative quality where the hue carries the visual register of slow-and-careful-thoughtful interior-design-element. Sits at the hushed-and-still end of the grid, parallel to meditative and contemplative in usage.

Spa
noun

A mineral-spring resort — named for the Belgian town of Spa whose iron-rich springs have drawn visitors since the sixteenth century. Spa color refers to a thermal spring pool at Saturnia in Tuscany: a saturated, slightly cool deep blue-green with the optical complexity of mineral-saturated water.

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.

#37554b
Original
#53514b
Protanopia
#4e4d4c
Deuteranopia
#2f5552
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).
AAAon White
8.19:1
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
2.56:1

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
##37554B
Display P3
Display P3
color(display-p3 0.2415 0.3302 0.2960)
Inside sRGBOKLCH chroma 0.040

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

Related Colors

Canvas