#840647
Closest named color: Red Purple (#820747). oklch(40.1% 0.159 358.4), rgb(132, 6, 71).
Aa
White text reads best on this color (10.00:1).
About this color
#840647 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.159 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.004 away. White text reads best on it, at 10.00:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.09:1 |
| White text | 10.00:1 |
Values
| HEX | #840647 |
| RGB | rgb(132, 6, 71) |
| HSL | hsl(329, 91%, 27%) |
| OKLCH | oklch(40.1% 0.159 358.4) |
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 #840647 | 10.00:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #840647 | 2.09:1 | Fails | Lc 12.7 | Not readable |
| #840647 text on white | 10.00:1 | AAA | Lc 91.3 | Preferred for body text |
| #840647 text on black | 2.09:1 | Fails | Lc -11.1 | 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
#FFF1F5
oklch(97% 0.016 358)
-
Step 100
100
#FFE1E9
oklch(93.7% 0.035 359.8)
-
Step 200
200
#FFC8D8
oklch(88.6% 0.066 359.3)
-
Step 300
300
#FF9FC0
oklch(80.8% 0.12 358)
-
Step 400
400
#F9649F
oklch(70.7% 0.19 358.5)
-
Step 500
500
#F11F88
oklch(63.1% 0.244 358.3)
-
Step 600
600
#D00072
oklch(55.7% 0.227 358.4)
-
Step 700
700
#B0005F
oklch(49.1% 0.2 358.6)
-
Step 800
800
#91004E
oklch(42.7% 0.174 358.2)
-
Step 900
900 (this color)
#840647
oklch(40.1% 0.159 358.4)
-
Step 950
950
#490626
oklch(27% 0.1 358.1)
#840647 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) | #2B3448 | 0.182 |
| Deuteranopia (no green cones) | #4C4A44 | 0.160 |
| Tritanopia (no blue cones) | #900028 | 0.056 |
| Achromatopsia (no color) | #424242 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #840647
#840647
oklch(40.1% 0.159 358.4)
- #005548
#005548
oklch(40.2% 0.074 177.7)
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 #840647, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.004
- Wine #80013F ΔE 0.016
- Mulberry #920A4E ΔE 0.033
- Red Wine #8C0034 ΔE 0.036
- Velvet #750851 ΔE 0.040
- Merlot #730039 ΔE 0.044
- Purple Red #990147 ΔE 0.046
- Bordeaux #7B002C ΔE 0.046
Use #840647 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.