#831B46
Closest named color: Red Purple (#820747). oklch(41.1% 0.142 1), rgb(131, 27, 70).
Aa
White text reads best on this color (9.50:1).
About this color
#831B46 is a dark, vivid red. In OKLCH its lightness is 41%, its chroma 0.142 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.022 away. White text reads best on it, at 9.50:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.21:1 |
| White text | 9.50:1 |
Values
| HEX | #831B46 |
| RGB | rgb(131, 27, 70) |
| HSL | hsl(335, 66%, 31%) |
| OKLCH | oklch(41.1% 0.142 1) |
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 #831B46 | 9.50:1 | AAA | Lc -95.1 | Preferred for body text |
| Black text on #831B46 | 2.21:1 | Fails | Lc 13.2 | Not readable |
| #831B46 text on white | 9.50:1 | AAA | Lc 90.7 | Preferred for body text |
| #831B46 text on black | 2.21:1 | Fails | Lc -11.6 | 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
#FCF2F5
oklch(97% 0.011 357)
-
Step 100
100
#F9E4E9
oklch(93.7% 0.024 1.3)
-
Step 200
200
#F5CDD7
oklch(88.5% 0.047 1.3)
-
Step 300
300
#EFAABD
oklch(80.9% 0.084 1.1)
-
Step 400
400
#E37B9B
oklch(70.7% 0.133 1.4)
-
Step 500
500
#D85483
oklch(63.1% 0.171 1.1)
-
Step 600
600
#C3336D
oklch(55.6% 0.185 1)
-
Step 700
700
#A8245B
oklch(49.2% 0.172 1.1)
-
Step 800
800 (this color)
#831B46
oklch(41.1% 0.142 1)
-
Step 900
900
#6E223E
oklch(37.8% 0.111 1.3)
-
Step 950
950
#411524
oklch(27.1% 0.07 1.7)
#831B46 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) | #333947 | 0.161 |
| Deuteranopia (no green cones) | #4F4D44 | 0.145 |
| Tritanopia (no blue cones) | #8F052E | 0.042 |
| Achromatopsia (no color) | #464646 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831B46
#831B46
oklch(41.1% 0.142 1)
- #00584D
#00584D
oklch(41.3% 0.075 180.6)
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 #831B46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.022
- Wine #80013F ΔE 0.027
- Red Wine #8C0034 ΔE 0.033
- Mulberry #920A4E ΔE 0.035
- Purple Red #990147 ΔE 0.046
- Berry #990F4B ΔE 0.046
- Bordeaux #7B002C ΔE 0.047
- Velvet #750851 ΔE 0.051
Use #831B46 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.