#670D39
Closest named color: Merlot (#730039). oklch(34.3% 0.127 357.4), rgb(103, 13, 57).
Aa
White text reads best on this color (12.40:1).
About this color
#670D39 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.127 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.026 away. White text reads best on it, at 12.40:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.127) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #670D39 |
| RGB | rgb(103, 13, 57) |
| HSL | hsl(331, 78%, 23%) |
| OKLCH | oklch(34.3% 0.127 357.4) |
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 #670D39 | 12.40:1 | AAA | Lc -100.5 | Preferred for body text |
| Black text on #670D39 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #670D39 text on white | 12.40:1 | AAA | Lc 96.8 | Preferred for body text |
| #670D39 text on black | 1.69:1 | 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
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#FAE3EA
oklch(93.6% 0.027 357.2)
-
Step 200
200
#F8CBD9
oklch(88.5% 0.054 357.7)
-
Step 300
300
#F3A7C1
oklch(80.9% 0.095 357.3)
-
Step 400
400
#E974A1
oklch(70.6% 0.152 357.4)
-
Step 500
500
#DF488A
oklch(63.1% 0.195 357.5)
-
Step 600
600
#CA1D74
oklch(55.6% 0.212 357.4)
-
Step 700
700
#AE0761
oklch(49% 0.197 357.5)
-
Step 800
800
#8D114F
oklch(42.6% 0.162 357.6)
-
Step 900
900 (this color)
#670D39
oklch(34.3% 0.127 357.4)
-
Step 950
950
#431127
oklch(27% 0.081 356.8)
#670D39 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) | #232A3A | 0.143 |
| Deuteranopia (no green cones) | #3B3A37 | 0.128 |
| Tritanopia (no blue cones) | #700022 | 0.041 |
| Achromatopsia (no color) | #343434 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #670D39
#670D39
oklch(34.3% 0.127 357.4)
- #004338
#004338
oklch(34.2% 0.063 177.2)
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 #670D39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.026
- Burgundy #610023 ΔE 0.039
- Grape Purple #5D1451 ΔE 0.048
- Bordeaux #7B002C ΔE 0.049
- Velvet #750851 ΔE 0.050
- Claret #680018 ΔE 0.050
- Wine #80013F ΔE 0.055
- Wine Red #7B0323 ΔE 0.057
Use #670D39 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.