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Practical Hour Verdigris

#58b7ae
Notes

Practical Hour Verdigris (#58B7AE) is a true teal 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 (174°, 40%, 53%) 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
#58b7ae
RGB
rgb(88, 183, 174)
HSL
hsl(174, 40%, 53%)
HWB
hwb(174 35% 28%)
OKLCH
oklch(71.9% 0.091 187.1)
P3
color(display-p3 0.4421 0.7091 0.6810)
HSV
hsv(174, 52%, 72%)
LAB
lab(68.75% -30.26 -4.01)
LCH
lch(68.75% 30.53 187.56)
CMYK
cmyk(52%, 0%, 5%, 28%)

Etymology

Practical
adjective

Greek praktikós, practical — adjectival suffix -al. As a color modifier, practical implies a clear-and-purpose-fit-and-everyday quality where the hue carries the visual register of Shaker-and-Quaker utilitarian-and-functional everyday-life craft. Sits at the crisp-and-functional end of the grid, parallel to functional and workmanlike in usage.

Hour
modifier

Latin hōra, time-of-day. As a color modifier, hour implies a single-time-period quality, the visual register of Edwardian-and-Victorian household clock-marked single-hour-of-the-day domestic-and-formal interior surfaces under hour-by-hour pendulum-clock day-light. Sits at the modifier-and-time end of the grid, parallel to bell and vesper 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.

#58b7ae
Original
#afaeae
Protanopia
#9fa3af
Deuteranopia
#1abbb4
Tritanopia
#a2a2a2
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
2.39:1
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
8.80:1

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
##58B7AE
Display P3
Display P3
color(display-p3 0.4421 0.7091 0.6810)
P3 has subtle headroomOKLCH chroma 0.091

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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