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Welcoming Anise Turquoise

#37b3c5
Notes

Welcoming Anise Turquoise (#37B3C5) is a true cyan with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (188°, 56%, 49%) 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#37b3c5
RGB
rgb(55, 179, 197)
HSL
hsl(188, 56%, 49%)
HWB
hwb(188 22% 23%)
OKLCH
oklch(70.8% 0.108 209.2)
P3
color(display-p3 0.3679 0.6923 0.7622)
HSV
hsv(188, 72%, 77%)
LAB
lab(67.34% -27.44 -18.91)
LCH
lch(67.34% 33.32 214.58)
CMYK
cmyk(72%, 9%, 0%, 23%)

Etymology

Welcoming
adjective

Old English wel-cuman, well-coming — present-participle of welcome. As a color modifier, welcoming implies a clear-and-inviting-and-warm quality where the hue carries the visual register of cordial-and-hospitable color-tone. Sits at the crisp-and-cheerful end of the grid, parallel to hospitable and inviting in usage.

Anise
modifier

Latin anīsum, sweet-licorice-seed. As a color modifier, anise implies a sweet-licorice-and-Mediterranean-aniseed quality, the visual register of Sicilian-and-Provençal-anise hand-sweet-licorice-and-Mediterranean-aniseed Sicilian-and-Provençal-anise-and-Pernod-Ricard anise-and-sweet-licorice surfaces under Sicilian-and-Provençal-anise-and-Pernod-Ricard Marseille-and-Sicily-and-Pastis Mediterranean-licorice-light. Sits at the modifier-and-flavor end of the grid, parallel to clove and caraway in usage.

Turquoise
noun

The hydrated copper-aluminum phosphate mined in Persia and the American Southwest for thousands of years — the firuze of Iran, the chalchihuitl of Mesoamerica, the heart of Pueblo and Navajo silverwork. The color refers to a fine Sleeping Beauty turquoise from Arizona: a saturated, slightly green-shifted blue with the slight matrix of host-rock veining. Brighter than persian, lighter than cerulean.

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.

#37b3c5
Original
#a3acc6
Protanopia
#8f9ec5
Deuteranopia
#00bbb8
Tritanopia
#9a9a9a
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
2.50:1
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
8.42:1

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
##37B3C5
Display P3
Display P3
color(display-p3 0.3679 0.6923 0.7622)
P3 has subtle headroomOKLCH chroma 0.108

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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