#840F3F
Closest named color: Wine (#80013F). oklch(40.3% 0.151 3.9), rgb(132, 15, 63).
Aa
White text reads best on this color (9.89:1).
About this color
#840F3F is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.151 and its hue 4°. Its hue sits on the warm side of the wheel. The nearest named color is Wine (#80013F), ΔE 0.017 away. White text reads best on it, at 9.89:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Wine (#80013F) |
| Black text | 2.12:1 |
| White text | 9.89:1 |
Values
| HEX | #840F3F |
| RGB | rgb(132, 15, 63) |
| HSL | hsl(335, 80%, 29%) |
| OKLCH | oklch(40.3% 0.151 3.9) |
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 #840F3F | 9.89:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #840F3F | 2.12:1 | Fails | Lc 12.6 | Not readable |
| #840F3F text on white | 9.89:1 | AAA | Lc 91.3 | Preferred for body text |
| #840F3F text on black | 2.12:1 | Fails | Lc -11.0 | 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 800.
-
Step 50
50
#FDF2F4
oklch(97% 0.012 4.7)
-
Step 100
100
#FAE3E8
oklch(93.6% 0.026 2.8)
-
Step 200
200
#F7CCD5
oklch(88.5% 0.05 4.1)
-
Step 300
300
#F2A9BA
oklch(80.9% 0.088 3.9)
-
Step 400
400
#E87896
oklch(70.8% 0.141 4.3)
-
Step 500
500
#DD4F7D
oklch(63.1% 0.18 3.9)
-
Step 600
600
#C82A66
oklch(55.6% 0.196 3.9)
-
Step 700
700
#AD1955
oklch(49.2% 0.183 3.9)
-
Step 800
800 (this color)
#840F3F
oklch(40.3% 0.151 3.9)
-
Step 900
900
#711E3A
oklch(37.7% 0.118 4.3)
-
Step 950
950
#421322
oklch(26.9% 0.074 3.8)
#840F3F 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) | #303540 | 0.172 |
| Deuteranopia (no green cones) | #4F4B3C | 0.154 |
| Tritanopia (no blue cones) | #900026 | 0.044 |
| Achromatopsia (no color) | #434343 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #840F3F
#840F3F
oklch(40.3% 0.151 3.9)
- #00554D
#00554D
oklch(40.4% 0.072 184)
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 #840F3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wine #80013F ΔE 0.017
- Red Purple #820747 ΔE 0.018
- Red Wine #8C0034 ΔE 0.023
- Bordeaux #7B002C ΔE 0.036
- Mulberry #920A4E ΔE 0.037
- Merlot #730039 ΔE 0.044
- Purple Red #990147 ΔE 0.045
- Wine Red #7B0323 ΔE 0.045
Use #840F3F 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.