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Truthful Druid Verdigris

#39cdc2
Notes

Truthful Druid Verdigris (#39CDC2) 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 (176°, 60%, 51%) 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
#39cdc2
RGB
rgb(57, 205, 194)
HSL
hsl(176, 60%, 51%)
HWB
hwb(176 22% 20%)
OKLCH
oklch(77.0% 0.122 187.5)
HSV
hsv(176, 72%, 80%)
LAB
lab(75.09% -40.32 -5.65)
LCH
lch(75.09% 40.72 187.98)
CMYK
cmyk(72%, 0%, 5%, 20%)

Etymology

Truthful
adjective

Old English trēowth, truth — adjectival suffix -ful. As a color modifier, truthful implies a clear-and-honest-and-direct quality where the hue carries the visual register of accurate-and-faithful-representation declaration. Sits at the crisp-and-honest end of the grid, parallel to candid and honest in usage.

Druid
modifier

Latin Druidae, Druids. As a color modifier, druid implies a Celtic-priest-and-mistletoe quality, the visual register of Celtic-British-and-Gaulish-Druidic Druidic hand-cut sacred-grove-and-mistletoe-and-stone-circle pre-Christian-Celtic surfaces under Celtic-British-and-Gaulish Druidic sacred-grove-and-stone-circle dawn light. Sits at the modifier-and-cultural end of the grid, parallel to celtic and gaul in usage.

Verdigris
noun

The basic copper carbonate that forms on weathered copper and bronze — the pigment scraped from oxidized metal and used in Renaissance painting before being supplanted by more stable greens. The color refers to a thick verdigris on aged copper roofing or the Statue of Liberty's surface: a soft, slightly muted blue-green with the powdery finish of mineral oxide. Cooler than patina, warmer than seafoam, with the archaeological weight of a mineral made by time.

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.

#39cdc2
Original
#c2c2c2
Protanopia
#adb2c3
Deuteranopia
#00d2c9
Tritanopia
#adadad
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
1.97:1
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
10.69:1

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