#664752
Closest named color: Brownish Purple (#76424E). oklch(43.6% 0.045 356.1), rgb(102, 71, 82).
Aa
White text reads best on this color (8.11:1).
About this color
#664752 is a dark, muted red. In OKLCH its lightness is 44%, its chroma 0.045 and its hue 356°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.031 away. White text reads best on it, at 8.11:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.58:1 |
| White text | 8.11:1 |
Values
| HEX | #664752 |
| RGB | rgb(102, 71, 82) |
| HSL | hsl(339, 18%, 34%) |
| OKLCH | oklch(43.6% 0.045 356.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #664752 | 8.11:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #664752 | 2.58:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #664752 text on white | 8.11:1 | AAA | Lc 88.0 | Fine for body text |
| #664752 text on black | 2.58:1 | Fails | Lc -14.1 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F7F4F5
oklch(97% 0.003 354.7)
-
Step 100
100
#EEE8EA
oklch(93.6% 0.007 354.8)
-
Step 200
200
#E2D5D9
oklch(88.5% 0.015 356.7)
-
Step 300
300
#D0BAC1
oklch(81% 0.027 356.5)
-
Step 400
400
#B796A1
oklch(70.6% 0.042 356.2)
-
Step 500
500
#A57C8A
oklch(63.1% 0.054 356.5)
-
Step 600
600
#906574
oklch(55.6% 0.059 356.5)
-
Step 700
700
#7A5462
oklch(49.1% 0.054 355.5)
-
Step 800
800 (this color)
#664752
oklch(43.6% 0.045 356.1)
-
Step 900
900
#513A42
oklch(37.7% 0.035 356.2)
-
Step 950
950
#302227
oklch(27.1% 0.023 355.5)
#664752 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4A4C52 | 0.049 |
| Deuteranopia (no green cones) | #525251 | 0.046 |
| Tritanopia (no blue cones) | #6B464B | 0.014 |
| Achromatopsia (no color) | #505050 | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #664752
#664752
oklch(43.6% 0.045 356.1)
- #355A50
#355A50
oklch(43.6% 0.046 175)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #664752, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.031
- Purple Brown #673A3F ΔE 0.039
- Dusty Grape #545775 ΔE 0.066
- Dark Mauve #874C62 ΔE 0.069
- Dusk #4E5481 ΔE 0.082
- Charcoal Grey #3C4142 ΔE 0.082
- YInMn Blue #415A77 ΔE 0.084
- Dark Slate Gray #2F4F4F ΔE 0.088
Use #664752 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.