#671640
Closest named color: Merlot (#730039). oklch(35.3% 0.121 353.6), rgb(103, 22, 64).
Aa
White text reads best on this color (11.89:1).
About this color
#671640 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.121 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Merlot (#730039), ΔE 0.030 away. White text reads best on it, at 11.89:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Merlot (#730039) |
| Black text | 1.76:1 |
| White text | 11.89:1 |
Values
| HEX | #671640 |
| RGB | rgb(103, 22, 64) |
| HSL | hsl(329, 65%, 25%) |
| OKLCH | oklch(35.3% 0.121 353.6) |
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 #671640 | 11.89:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #671640 | 1.76:1 | Fails | Lc 7.7 | Not readable |
| #671640 text on white | 11.89:1 | AAA | Lc 96.2 | Preferred for body text |
| #671640 text on black | 1.76:1 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDC
oklch(88.5% 0.05 352.8)
-
Step 300
300
#F0A9C5
oklch(81% 0.09 353.9)
-
Step 400
400
#E477A7
oklch(70.6% 0.145 353.7)
-
Step 500
500
#D94E92
oklch(63.1% 0.186 353.5)
-
Step 600
600
#C4297C
oklch(55.5% 0.201 353.6)
-
Step 700
700
#A91969
oklch(49.1% 0.187 353.4)
-
Step 800
800
#891A55
oklch(42.7% 0.154 353.7)
-
Step 900
900 (this color)
#671640
oklch(35.3% 0.121 353.6)
-
Step 950
950
#411329
oklch(27% 0.076 353.7)
#671640 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) | #252E41 | 0.136 |
| Deuteranopia (no green cones) | #3C3C3E | 0.120 |
| Tritanopia (no blue cones) | #700E29 | 0.042 |
| Achromatopsia (no color) | #373737 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #671640
#671640
oklch(35.3% 0.121 353.6)
- #004638
#004638
oklch(35.2% 0.067 173.7)
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 #671640, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Merlot #730039 ΔE 0.030
- Grape Purple #5D1451 ΔE 0.041
- Velvet #750851 ΔE 0.043
- Burgundy #610023 ΔE 0.052
- Rich Purple #720058 ΔE 0.053
- Bordeaux #7B002C ΔE 0.053
- Wine #80013F ΔE 0.053
- Red Purple #820747 ΔE 0.058
Use #671640 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.