#66234A
Closest named color: Grape Purple (#5D1451). oklch(37% 0.107 347.6), rgb(102, 35, 74).
Aa
White text reads best on this color (11.02:1).
About this color
#66234A is a dark, moderately saturated red. In OKLCH its lightness is 37%, its chroma 0.107 and its hue 348°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.043 away. White text reads best on it, at 11.02:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.107) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.90:1 |
| White text | 11.02:1 |
Values
| HEX | #66234A |
| RGB | rgb(102, 35, 74) |
| HSL | hsl(325, 49%, 27%) |
| OKLCH | oklch(37% 0.107 347.6) |
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 #66234A | 11.02:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #66234A | 1.90:1 | Fails | Lc 9.0 | Not readable |
| #66234A text on white | 11.02:1 | AAA | Lc 94.9 | Preferred for body text |
| #66234A text on black | 1.90:1 | Fails | Lc -7.7 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F7E4ED
oklch(93.7% 0.024 347.2)
-
Step 200
200
#F1CEDE
oklch(88.6% 0.044 348.7)
-
Step 300
300
#E8ACCA
oklch(80.9% 0.08 347.6)
-
Step 400
400
#DA7EAF
oklch(70.7% 0.128 347.7)
-
Step 500
500
#CE599B
oklch(63.1% 0.165 347.9)
-
Step 600
600
#B93B86
oklch(55.7% 0.178 347.8)
-
Step 700
700
#9F2C72
oklch(49.2% 0.166 347.5)
-
Step 800
800
#81265C
oklch(42.7% 0.137 347.9)
-
Step 900
900 (this color)
#66234A
oklch(37% 0.107 347.6)
-
Step 950
950
#3D172C
oklch(27% 0.066 348.1)
#66234A 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) | #2B354B | 0.117 |
| Deuteranopia (no green cones) | #3E4048 | 0.104 |
| Tritanopia (no blue cones) | #6D2133 | 0.042 |
| Achromatopsia (no color) | #3C3C3C | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #66234A
#66234A
oklch(37% 0.107 347.6)
- #004C38
#004C38
oklch(37% 0.075 168)
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 #66234A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.043
- Velvet #750851 ΔE 0.046
- Merlot #730039 ΔE 0.049
- Rich Purple #720058 ΔE 0.055
- Wine #80013F ΔE 0.061
- Red Purple #820747 ΔE 0.061
- Bordeaux #7B002C ΔE 0.066
- Purple Brown #673A3F ΔE 0.066
Use #66234A 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.