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Spare Flannel

#675751
Notes

Spare Flannel (#675751) is a true orange 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 (16°, 12%, 36%) places it in the muted 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#675751
RGB
rgb(103, 87, 81)
HSL
hsl(16, 12%, 36%)
HWB
hwb(16 32% 60%)
OKLCH
oklch(47.1% 0.023 41.6)
P3
color(display-p3 0.3937 0.3435 0.3211)
HSV
hsv(16, 21%, 40%)
LAB
lab(38.37% 5.48 5.92)
LCH
lch(38.37% 8.06 47.20)
CMYK
cmyk(0%, 16%, 21%, 60%)

Etymology

Spare
adjective

Old English spær, frugal, scant — used as a color modifier since the seventeenth century for hues that read as minimal and unornamented. Spare gray, spare white: very low saturation combined with optical restraint. Sits at the neutral-bucket alongside bare and plain.

Flannel
noun

Welsh gwlanen, wool — the cool-mid-gray brushed-twill-weave woolen-fabric of pre-modern Welsh-and-French-and-American manufacture, particularly the L-L-Bean outdoor-clothing flannel-shirt tradition. Flannel color refers to an L-L-Bean hand-woven flannel-shirt in raking light: a balanced cool gray with the matte finish of brushed hand-woven wool-and-cotton blended-twill-weave fabric.

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.

#675751
Original
#5b5851
Protanopia
#5e5c51
Deuteranopia
#6b5555
Tritanopia
#5a5a5a
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
6.87:1
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
3.06:1

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
##675751
Display P3
Display P3
color(display-p3 0.3937 0.3435 0.3211)
Inside sRGBOKLCH chroma 0.023

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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