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Starched Mar

#287188
Notes

Starched Mar (#287188) 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 (194°, 55%, 35%) 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
#287188
RGB
rgb(40, 113, 136)
HSL
hsl(194, 55%, 35%)
HWB
hwb(194 16% 47%)
OKLCH
oklch(51.4% 0.079 222.6)
P3
color(display-p3 0.2395 0.4371 0.5235)
HSV
hsv(194, 71%, 53%)
LAB
lab(44.29% -14.56 -19.18)
LCH
lch(44.29% 24.09 232.79)
CMYK
cmyk(71%, 17%, 0%, 47%)

Etymology

Starched
adjective

Old English stercan, to stiffen — past-participle of starch. As a color modifier, starched implies a clear-and-stiff-and-formal quality, the crisp color of Edwardian-period formal-evening-shirt-and-collar starched-and-pressed dress-attire. Sits at the crisp-and-finished end of the grid, parallel to pressed and ironed in usage.

Mar
noun

The Catalan and Spanish word for sea — used in Mar Menor (Spanish), Mar de la Tranquilidad, and the saturated blue-green of Iberian Mediterranean coast. The color refers to the Mar Cantábrico off northern Spain at sunset: a saturated, slightly cool deep blue-green with the optical depth of cold Atlantic water.

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.

#287188
Original
#646e89
Protanopia
#566488
Deuteranopia
#007878
Tritanopia
#636363
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).
AAon White
5.52:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.81:1

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
##287188
Display P3
Display P3
color(display-p3 0.2395 0.4371 0.5235)
Inside sRGBOKLCH chroma 0.079

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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