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Mapped Echium

#3a8785
Notes

Mapped Echium (#3A8785) is a true cyan 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 (178°, 40%, 38%) 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
#3a8785
RGB
rgb(58, 135, 133)
HSL
hsl(178, 40%, 38%)
HWB
hwb(178 23% 47%)
OKLCH
oklch(57.5% 0.075 192.9)
P3
color(display-p3 0.3091 0.5227 0.5188)
HSV
hsv(178, 57%, 53%)
LAB
lab(51.75% -23.98 -6.09)
LCH
lch(51.75% 24.74 194.24)
CMYK
cmyk(57%, 0%, 1%, 47%)

Etymology

Mapped
adjective

Latin mappa, cloth / napkin — past-participle of map. As a color modifier, mapped implies a clear-and-cartographic-and-surveyed quality, the crisp color of Ordnance-Survey-and-USGS scientific-and-cadastral cartographic-and-topographic mapping-and-projection. Sits at the crisp-and-mapped end of the grid, parallel to plotted and surveyed in usage.

Echium
noun

The genus Echium — Mediterranean and Macaronesian biennials with tall deep-blue flower spikes. E. vulgare (viper's bugloss) covers European chalk grasslands; E. wildpretii of Tenerife produces three-meter spires. The color refers to fresh E. vulgare in flower: a saturated, slightly cool deep blue-violet.

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.

#3a8785
Original
#7f8185
Protanopia
#737786
Deuteranopia
#008b86
Tritanopia
#767676
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).
AA Largeon White
4.21:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
4.98:1

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
##3A8785
Display P3
Display P3
color(display-p3 0.3091 0.5227 0.5188)
Inside sRGBOKLCH chroma 0.075

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.

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