colors
Back to gallery

Inviting Mar

#37add4
Notes

Inviting Mar (#37ADD4) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (195°, 65%, 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#37add4
RGB
rgb(55, 173, 212)
HSL
hsl(195, 65%, 52%)
HWB
hwb(195 22% 17%)
OKLCH
oklch(70.0% 0.116 224.6)
P3
color(display-p3 0.3585 0.6691 0.8155)
HSV
hsv(195, 74%, 83%)
LAB
lab(66.10% -19.61 -29.09)
LCH
lch(66.10% 35.08 236.02)
CMYK
cmyk(74%, 18%, 0%, 17%)

Etymology

Inviting
adjective

Latin invītāre, to invite — present-participle of invite. As a color modifier, inviting implies a clear-and-cordial-and-encouraging quality where the hue carries the visual register of warm-inviting-and-encouraging entrance-foyer color tone. Sits at the crisp-and-cheerful end of the grid, parallel to welcoming and hospitable in usage.

Mar
noun

The Catalan and Spanish word for sea — used in Mar Menor (Spanish), Mar de la Tranquilidad, and the saturated blue-green of Iberian Mediterranean coast. The color refers to the Mar Cantábrico off northern Spain at sunset: a saturated, slightly cool deep blue-green with the optical depth of cold Atlantic 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.

#37add4
Original
#97a9d6
Protanopia
#829ad4
Deuteranopia
#00b9ba
Tritanopia
#979797
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).
Failon White
2.60:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.09:1

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
##37ADD4
Display P3
Display P3
color(display-p3 0.3585 0.6691 0.8155)
P3 has subtle headroomOKLCH chroma 0.116

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.

Related Colors

Canvas