Color brief · Yellow
#818641 (#818641) — practical notes
#818641 (#818641) sits in the yellow family at about 64° hue, 35% saturation, and 39% lightness. Contrast is 3.87:1 on white and 5.42:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: lime-700 (approximation unless the hex is an official scale stop).
- supporting UI accents
- large titles on light backgrounds (WCAG AA Large)
- text or icons on charcoal / dark mode
Do not use #818641 as small body text on white — 3.87:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.
Specs & accessibility references: W3C WCAG 2.1 contrast minimum · MDN CSS color values · CSS Color Module Level 4 · WebAIM contrast guide.
COLOR EXPLORER
THE ORIGINAL SWATCH#818641
100% opacity · sRGB
YOUR NEXT GREAT ACCENT
#818641
Explore the codes, find a readable pairing, and see how this color feels in a real design.
HEX
#818641RGB
rgb(129, 134, 65)HSL
hsl(64, 35%, 39%)PUT IT INTO PRACTICE
A color is only half the story.
Try it with another color before you commit.
MAKE ROOM FOR SOMETHING GOOD
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Selected text: #818641CONTRAST RATIO3.87:1
- AA · normal text
- Fail
- AA · large text
- Pass
- AAA · normal text
- Fail
Normal text: AA 4.5:1, AAA 7:1. Large text: AA 3:1 (24px regular or about 19px bold).
Against white3.87:1
Against black5.42:1
Results use the exact pair, at full opacity. WCAG contrast guidance ↗
A color worth keeping? Save it above or share it.
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Color codes
HEX
#818641
RGB
rgb(129, 134, 65)
HSL
hsl(64, 35%, 39%)
OKLCH
oklch(0.6003 0.0926 112.55)
CMYK
cmyk(4%, 0%, 51%, 47%)
CSS variable
--color-818641: #818641;
CMYK is an approximate reference; print output depends on the color profile. HSV and CMYK are not CSS color functions.
OKLCH
Perceptual 50–950 scale
Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.
Palette
Tints & shades
Full scale from light tints through the base color into deep shades
Palette
Tints
Mixed toward white — soft backgrounds and highlights
Palette
Shades
Mixed toward black — depth, text, and emphasis
Palette
Tones
Mixed toward neutral grey — muted UI surfaces
Harmony
Complementary
Opposite on the color wheel for contrast
Harmony
Analogous
Neighbors that sit comfortably together
Harmony
Triadic
Evenly spaced triad for vibrant sets
Harmony
Split complementary
Base plus two accents beside the complement
Harmony
Monochromatic
Same hue, varied lightness and saturation
Export
Developer code
css
:root {
--color818641-1: #818641;
}Design systems
Nearest official tokens
An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.
Nearest Tailwind color
lime-700
Very different · ΔE 11.99 · #4D7C0F
Nearest CSS named color
Olive
Very different · ΔE 7.36 · #808000
Nearest Material color
lime-900
Very different · ΔE 8.39 · #827717
Nearest Bootstrap color
success
Very different · ΔE 18.97 · #198754
Using this color
Where #818641 works
#818641 (#818641) sits in the yellow family at about 64° hue, 35% saturation, and 39% lightness. Contrast is 3.87:1 on white and 5.42:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: lime-700 (approximation unless the hex is an official scale stop).
Sensible jobs for this swatch
- supporting UI accents
- large titles on light backgrounds (WCAG AA Large)
- text or icons on charcoal / dark mode
Do not use #818641 as small body text on white — 3.87:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.
Yellow family swatches still need a measured foreground pair. Verify this exact hex in the contrast checker.
Related
Similar & related colors
Nearby colors from the library by perceptual distance