#831343
Closest named color: Red Purple (#820747). oklch(40.4% 0.149 1.7), rgb(131, 19, 67).
Aa
White text reads best on this color (9.81:1).
About this color
#831343 is a dark, vivid red. In OKLCH its lightness is 40%, its chroma 0.149 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.015 away. White text reads best on it, at 9.81:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | vivid (0.149) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.13:1 |
| White text | 9.81:1 |
Values
| HEX | #831343 |
| RGB | rgb(131, 19, 67) |
| HSL | hsl(334, 75%, 29%) |
| OKLCH | oklch(40.4% 0.149 1.7) |
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 #831343 | 9.81:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #831343 | 2.13:1 | Fails | Lc 12.7 | Not readable |
| #831343 text on white | 9.81:1 | AAA | Lc 91.3 | Preferred for body text |
| #831343 text on black | 2.13:1 | 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 800.
-
Step 50
50
#FDF2F5
oklch(97.1% 0.012 358.8)
-
Step 100
100
#F9E3E8
oklch(93.5% 0.025 2.1)
-
Step 200
200
#F6CDD7
oklch(88.6% 0.048 1.7)
-
Step 300
300
#F1A9BC
oklch(80.9% 0.088 1.9)
-
Step 400
400
#E6799A
oklch(70.8% 0.139 2)
-
Step 500
500
#DB5182
oklch(63.2% 0.177 1.6)
-
Step 600
600
#C62D6B
oklch(55.6% 0.193 1.7)
-
Step 700
700
#AB1D59
oklch(49.2% 0.18 1.9)
-
Step 800
800 (this color)
#831343
oklch(40.4% 0.149 1.7)
-
Step 900
900
#701F3D
oklch(37.8% 0.116 1.9)
-
Step 950
950
#421424
oklch(27.1% 0.073 1.7)
#831343 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) | #303644 | 0.169 |
| Deuteranopia (no green cones) | #4E4B40 | 0.151 |
| Tritanopia (no blue cones) | #8F0029 | 0.045 |
| Achromatopsia (no color) | #434343 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831343
#831343
oklch(40.4% 0.149 1.7)
- #00554B
#00554B
oklch(40.3% 0.072 181.4)
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 #831343, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.015
- Wine #80013F ΔE 0.018
- Red Wine #8C0034 ΔE 0.029
- Mulberry #920A4E ΔE 0.036
- Bordeaux #7B002C ΔE 0.040
- Merlot #730039 ΔE 0.045
- Purple Red #990147 ΔE 0.046
- Velvet #750851 ΔE 0.047
Use #831343 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.