#671C3A
Closest named color: Merlot (#730039). oklch(35.7% 0.11 359.9), rgb(103, 28, 58).
Aa
White text reads best on this color (11.64:1).
About this color
#671C3A is a dark, moderately saturated red. In OKLCH its lightness is 36%, its chroma 0.110 and its hue 360°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.035 away. White text reads best on it, at 11.64:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.80:1 |
| White text | 11.64:1 |
Values
| HEX | #671C3A |
| RGB | rgb(103, 28, 58) |
| HSL | hsl(336, 57%, 26%) |
| OKLCH | oklch(35.7% 0.11 359.9) |
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 #671C3A | 11.64:1 | AAA | Lc -99.7 | Preferred for body text |
| Black text on #671C3A | 1.80:1 | Fails | Lc 8.0 | Not readable |
| #671C3A text on white | 11.64:1 | AAA | Lc 95.9 | Preferred for body text |
| #671C3A text on black | 1.80:1 | 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
#FCF3F5
oklch(97.2% 0.01 2)
-
Step 100
100
#F9E4E9
oklch(93.7% 0.024 1.3)
-
Step 200
200
#F4CDD8
oklch(88.5% 0.046 359.2)
-
Step 300
300
#EEABBE
oklch(81% 0.082 0.5)
-
Step 400
400
#E27B9D
oklch(70.7% 0.132 360)
-
Step 500
500
#D75585
oklch(63.1% 0.169 0.2)
-
Step 600
600
#C2346F
oklch(55.6% 0.184 360)
-
Step 700
700
#A7255D
oklch(49.2% 0.171 359.9)
-
Step 800
800
#88214C
oklch(42.8% 0.142 359.9)
-
Step 900
900 (this color)
#671C3A
oklch(35.7% 0.11 359.9)
-
Step 950
950
#401525
oklch(26.9% 0.07 359.7)
#671C3A 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) | #2B2F3B | 0.123 |
| Deuteranopia (no green cones) | #3F3E38 | 0.113 |
| Tritanopia (no blue cones) | #701328 | 0.033 |
| Achromatopsia (no color) | #383838 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #671C3A
#671C3A
oklch(35.7% 0.11 359.9)
- #00473E
#00473E
oklch(35.7% 0.064 180.8)
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 #671C3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.035
- Bordeaux #7B002C ΔE 0.048
- Burgundy #610023 ΔE 0.049
- Claret #680018 ΔE 0.053
- Wine Red #7B0323 ΔE 0.054
- Grape Purple #5D1451 ΔE 0.055
- Velvet #750851 ΔE 0.055
- Wine #80013F ΔE 0.056
Use #671C3A 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.