#661331
Closest named color: Burgundy (#610023). oklch(34.3% 0.117 4.5), rgb(102, 19, 49).
Aa
White text reads best on this color (12.33:1).
About this color
#661331 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.117 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.031 away. White text reads best on it, at 12.33:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.70:1 |
| White text | 12.33:1 |
Values
| HEX | #661331 |
| RGB | rgb(102, 19, 49) |
| HSL | hsl(338, 69%, 24%) |
| OKLCH | oklch(34.3% 0.117 4.5) |
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 #661331 | 12.33:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #661331 | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #661331 text on white | 12.33:1 | AAA | Lc 96.9 | Preferred for body text |
| #661331 text on black | 1.70:1 | Fails | Lc 0.0 | 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
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F7CCD5
oklch(88.5% 0.05 4.1)
-
Step 300
300
#F2A9B9
oklch(80.9% 0.088 4.8)
-
Step 400
400
#E87896
oklch(70.8% 0.141 4.3)
-
Step 500
500
#DD4F7C
oklch(63.1% 0.18 4.4)
-
Step 600
600
#C82A65
oklch(55.5% 0.196 4.4)
-
Step 700
700
#AD1A54
oklch(49.2% 0.182 4.5)
-
Step 800
800
#8C1A45
oklch(42.7% 0.151 4.2)
-
Step 900
900 (this color)
#661331
oklch(34.3% 0.117 4.5)
-
Step 950
950
#421322
oklch(26.9% 0.074 3.8)
#661331 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) | #282A32 | 0.131 |
| Deuteranopia (no green cones) | #3D3B2F | 0.121 |
| Tritanopia (no blue cones) | #700120 | 0.033 |
| Achromatopsia (no color) | #353535 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #661331
#661331
oklch(34.3% 0.117 4.5)
- #00433C
#00433C
oklch(34.4% 0.061 183.3)
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 #661331, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.031
- Merlot #730039 ΔE 0.034
- Claret #680018 ΔE 0.037
- Bordeaux #7B002C ΔE 0.046
- Wine Red #7B0323 ΔE 0.049
- Reddy Brown #6E1005 ΔE 0.058
- Wine #80013F ΔE 0.060
- Grape Purple #5D1451 ΔE 0.062
Use #661331 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.