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Unblemished Chì

#963f37
Notes

Unblemished Chì (#963F37) is a true red 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 (5°, 46%, 40%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#963f37
RGB
rgb(150, 63, 55)
HSL
hsl(5, 46%, 40%)
HWB
hwb(5 22% 41%)
OKLCH
oklch(48.3% 0.119 27.6)
P3
color(display-p3 0.5465 0.2675 0.2310)
HSV
hsv(5, 63%, 59%)
LAB
lab(38.41% 35.97 23.09)
LCH
lch(38.41% 42.75 32.69)
CMYK
cmyk(0%, 58%, 63%, 41%)

Etymology

Unblemished
adjective

Old French blesmir, to wound — negative-prefix un- plus past-participle of blemish. As a color modifier, unblemished implies a clear-and-flawless quality where the hue carries no defect or imperfection. Sits at the crisp-and-clean end of the grid, parallel to pristine and spotless in usage.

Chì
noun

One of the five primary Chinese cardinal colors (chì — red — corresponding to the south, summer, and the phoenix). Distinct from hong, which is more general; chì implies the deeper, slightly more saturated red of historical imperial regalia. The color refers to chì-pigment in classical Chinese painting: a saturated, slightly cool deep red with the matte finish of mineral-and-binder pigment.

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.

#963f37
Original
#554f36
Protanopia
#6b6135
Deuteranopia
#a42f3e
Tritanopia
#515151
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
6.86:1
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
##963F37
Display P3
Display P3
color(display-p3 0.5465 0.2675 0.2310)
P3 has subtle headroomOKLCH chroma 0.119

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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