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Straightforward Loch

#3ea4a7
Notes

Straightforward Loch (#3EA4A7) 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 (182°, 46%, 45%) 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
#3ea4a7
RGB
rgb(62, 164, 167)
HSL
hsl(182, 46%, 45%)
HWB
hwb(182 24% 35%)
OKLCH
oklch(66.2% 0.093 197.9)
P3
color(display-p3 0.3584 0.6347 0.6496)
HSV
hsv(182, 63%, 65%)
LAB
lab(61.97% -27.98 -10.28)
LCH
lch(61.97% 29.81 200.18)
CMYK
cmyk(63%, 2%, 0%, 35%)

Etymology

Straightforward
adjective

English compound straight + forward — sharing root with German geradeaus. As a color modifier, straightforward implies a clear-and-direct-and-unencumbered quality where the hue carries the visual register of clear-aim-and-uncomplicated character. Sits at the crisp-and-honest end of the grid, parallel to candid and direct in usage.

Loch
noun

The Scottish word for lake (from Gaelic loch) — particularly the saturated deep blue of Loch Ness, Loch Lomond, and the highland lochs of the western Highlands. Loch color refers to Loch Lomond at midday: a saturated, slightly cool deep blue with the optical depth of cold-water highland lake.

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.

#3ea4a7
Original
#999da7
Protanopia
#8991a8
Deuteranopia
#00a9a5
Tritanopia
#8f8f8f
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
2.97:1
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
7.07:1

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
##3EA4A7
Display P3
Display P3
color(display-p3 0.3584 0.6347 0.6496)
P3 has subtle headroomOKLCH chroma 0.093

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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