#831F5D
Closest named color: Red Purple (#820747). oklch(42.4% 0.148 347.3), rgb(131, 31, 93).
Aa
White text reads best on this color (9.05:1).
About this color
#831F5D is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.148 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Red Purple (#820747), ΔE 0.039 away. White text reads best on it, at 9.05:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.148) |
| Temperature | warm |
| Nearest name | Red Purple (#820747) |
| Black text | 2.31:1 |
| White text | 9.05:1 |
Values
| HEX | #831F5D |
| RGB | rgb(131, 31, 93) |
| HSL | hsl(323, 62%, 32%) |
| OKLCH | oklch(42.4% 0.148 347.3) |
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 #831F5D | 9.05:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #831F5D | 2.31:1 | Fails | Lc 14.3 | Not readable |
| #831F5D text on white | 9.05:1 | AAA | Lc 89.7 | Fine for body text |
| #831F5D text on black | 2.31:1 | Fails | Lc -12.5 | 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
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F7E3ED
oklch(93.5% 0.025 345.8)
-
Step 200
200
#F2CDDF
oklch(88.5% 0.048 347.2)
-
Step 300
300
#EBAACB
oklch(80.9% 0.087 347.4)
-
Step 400
400
#DE7AB1
oklch(70.7% 0.139 347.1)
-
Step 500
500
#D2549D
oklch(63.1% 0.177 347.5)
-
Step 600
600
#BD3388
oklch(55.6% 0.192 347.4)
-
Step 700
700
#A32373
oklch(49.1% 0.179 347.6)
-
Step 800
800 (this color)
#831F5D
oklch(42.4% 0.148 347.3)
-
Step 900
900
#6B214D
oklch(37.8% 0.117 347.4)
-
Step 950
950
#3F152D
oklch(27.1% 0.073 347.7)
#831F5D 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) | #2D3E5F | 0.166 |
| Deuteranopia (no green cones) | #4B4F5B | 0.145 |
| Tritanopia (no blue cones) | #8D1B3B | 0.060 |
| Achromatopsia (no color) | #494949 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #831F5D
#831F5D
oklch(42.4% 0.148 347.3)
- #005D44
#005D44
oklch(42.4% 0.087 166.9)
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 #831F5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Purple #820747 ΔE 0.039
- Mulberry #920A4E ΔE 0.040
- Velvet #750851 ΔE 0.047
- Wine #80013F ΔE 0.052
- Dark Fuchsia #9D0759 ΔE 0.054
- Berry #990F4B ΔE 0.054
- Rich Purple #720058 ΔE 0.056
- Purple Red #990147 ΔE 0.057
Use #831F5D 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.