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Clean Amber

#644532
Notes

Clean Amber (#644532) is a deep 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 (23°, 33%, 29%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#644532
RGB
rgb(100, 69, 50)
HSL
hsl(23, 33%, 29%)
HWB
hwb(23 20% 61%)
OKLCH
oklch(42.0% 0.052 52.3)
P3
color(display-p3 0.3740 0.2757 0.2076)
HSV
hsv(23, 50%, 39%)
LAB
lab(32.25% 10.78 16.78)
LCH
lch(32.25% 19.94 57.28)
CMYK
cmyk(0%, 31%, 50%, 61%)

Etymology

Clean
adjective

Old English clǣne, pure, free of dirt — used as a color modifier since the medieval period for hues that read as crisp and uncontaminated by other pigments. Clean white, clean blue: moderate saturation combined with optical clarity. Sits at the crisp-bucket center alongside clear and true.

Amber
noun

Fossilized tree resin — pine and conifer sap that flowed sixty million years ago and slowly polymerized in Baltic and Dominican forests. The color refers to a polished cabochon of true Baltic amber: a warm, slightly translucent gold-orange with the depth of resin and the occasional inclusion of trapped insects. Softer than honey, deeper than topaz, with the mineral light of a fossil that still feels organic.

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.

#644532
Original
#4e4831
Protanopia
#554f32
Deuteranopia
#6c3f40
Tritanopia
#4a4a4a
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).
AAAon White
8.61:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.44:1

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
##644532
Display P3
Display P3
color(display-p3 0.3740 0.2757 0.2076)
Inside sRGBOKLCH chroma 0.052

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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