#66323E
Closest named color: Purple Brown (#673A3F). oklch(38.9% 0.076 6.6), rgb(102, 50, 62).
Aa
White text reads best on this color (10.04:1).
About this color
#66323E is a dark, moderately saturated red. In OKLCH its lightness is 39%, its chroma 0.076 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.022 away. White text reads best on it, at 10.04:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.09:1 |
| White text | 10.04:1 |
Values
| HEX | #66323E |
| RGB | rgb(102, 50, 62) |
| HSL | hsl(346, 34%, 30%) |
| OKLCH | oklch(38.9% 0.076 6.6) |
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 #66323E | 10.04:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #66323E | 2.09:1 | Fails | Lc 10.9 | Not readable |
| #66323E text on white | 10.04:1 | AAA | Lc 93.0 | Preferred for body text |
| #66323E text on black | 2.09:1 | Fails | Lc -9.5 | 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 900.
-
Step 50
50
#FAF3F4
oklch(97% 0.008 7.3)
-
Step 100
100
#F4E6E8
oklch(93.7% 0.015 7.5)
-
Step 200
200
#EDD1D6
oklch(88.5% 0.032 5.6)
-
Step 300
300
#E2B2BA
oklch(80.9% 0.057 7.2)
-
Step 400
400
#D18997
oklch(70.7% 0.09 6.9)
-
Step 500
500
#C46A7E
oklch(63.2% 0.116 6.8)
-
Step 600
600
#AF5067
oklch(55.7% 0.126 6.9)
-
Step 700
700
#964056
oklch(49.2% 0.117 6.4)
-
Step 800
800
#7A3546
oklch(42.7% 0.098 6.7)
-
Step 900
900 (this color)
#66323E
oklch(38.9% 0.076 6.6)
-
Step 950
950
#3A1C23
oklch(27.1% 0.048 5.8)
#66323E 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) | #3B3C3E | 0.083 |
| Deuteranopia (no green cones) | #48463D | 0.077 |
| Tritanopia (no blue cones) | #6E2D36 | 0.020 |
| Achromatopsia (no color) | #424242 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66323E
#66323E
oklch(38.9% 0.076 6.6)
- #00504A
#00504A
oklch(38.8% 0.068 186.2)
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 #66323E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.022
- Brownish Purple #76424E ΔE 0.057
- Chestnut #742802 ΔE 0.069
- Wine Red #7B0323 ΔE 0.075
- Bordeaux #7B002C ΔE 0.075
- Merlot #730039 ΔE 0.077
- Reddy Brown #6E1005 ΔE 0.079
- Wine #80013F ΔE 0.081
Use #66323E 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.