#671B3C
Closest named color: Merlot (#730039). oklch(35.7% 0.112 357.9), rgb(103, 27, 60).
Aa
White text reads best on this color (11.67:1).
About this color
#671B3C is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.112 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.034 away. White text reads best on it, at 11.67:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.79:1 |
| White text | 11.67:1 |
Values
| HEX | #671B3C |
| RGB | rgb(103, 27, 60) |
| HSL | hsl(334, 58%, 25%) |
| OKLCH | oklch(35.7% 0.112 357.9) |
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 #671B3C | 11.67:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #671B3C | 1.79:1 | Fails | Lc 7.9 | Not readable |
| #671B3C text on white | 11.67:1 | AAA | Lc 96.0 | Preferred for body text |
| #671B3C text on black | 1.79:1 | 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
#FCF2F5
oklch(97% 0.011 357)
-
Step 100
100
#F9E3EA
oklch(93.6% 0.026 356.3)
-
Step 200
200
#F4CDD9
oklch(88.5% 0.046 357.6)
-
Step 300
300
#EEAAC0
oklch(80.8% 0.084 358.1)
-
Step 400
400
#E27AA0
oklch(70.6% 0.135 357.9)
-
Step 500
500
#D75489
oklch(63.2% 0.172 358.1)
-
Step 600
600
#C23273
oklch(55.6% 0.187 357.9)
-
Step 700
700
#A72360
oklch(49.1% 0.174 358.1)
-
Step 800
800
#88204F
oklch(42.8% 0.144 357.9)
-
Step 900
900 (this color)
#671B3C
oklch(35.7% 0.112 357.9)
-
Step 950
950
#401526
oklch(27% 0.07 358.2)
#671B3C 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) | #2A2F3D | 0.125 |
| Deuteranopia (no green cones) | #3F3E3A | 0.114 |
| Tritanopia (no blue cones) | #701229 | 0.035 |
| Achromatopsia (no color) | #383838 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #671B3C
#671B3C
oklch(35.7% 0.112 357.9)
- #00473C
#00473C
oklch(35.6% 0.066 178)
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 #671B3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.034
- Bordeaux #7B002C ΔE 0.049
- Burgundy #610023 ΔE 0.050
- Grape Purple #5D1451 ΔE 0.051
- Velvet #750851 ΔE 0.052
- Wine #80013F ΔE 0.055
- Wine Red #7B0323 ΔE 0.056
- Claret #680018 ΔE 0.056
Use #671B3C 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.