#811731
Closest named color: Red Wine (#8C0034). oklch(39.8% 0.14 13), rgb(129, 23, 49).
Aa
White text reads best on this color (9.99:1).
About this color
#811731 is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.140 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.027 away. White text reads best on it, at 9.99:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.140) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.10:1 |
| White text | 9.99:1 |
Values
| HEX | #811731 |
| RGB | rgb(129, 23, 49) |
| HSL | hsl(345, 70%, 30%) |
| OKLCH | oklch(39.8% 0.14 13) |
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 #811731 | 9.99:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #811731 | 2.10:1 | Fails | Lc 12.1 | Not readable |
| #811731 text on white | 9.99:1 | AAA | Lc 91.8 | Preferred for body text |
| #811731 text on black | 2.10:1 | Fails | Lc -10.6 | 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 900.
-
Step 50
50
#FFF2F3
oklch(97.2% 0.014 12)
-
Step 100
100
#FEE2E4
oklch(93.6% 0.031 12.8)
-
Step 200
200
#FDCACE
oklch(88.5% 0.058 13)
-
Step 300
300
#FCA4AD
oklch(80.8% 0.105 13)
-
Step 400
400
#F66E82
oklch(70.7% 0.167 13.3)
-
Step 500
500
#EE3A63
oklch(63.2% 0.214 13.3)
-
Step 600
600
#D5004D
oklch(55.6% 0.222 12.9)
-
Step 700
700
#B40040
oklch(49.1% 0.196 12.8)
-
Step 800
800
#950033
oklch(42.7% 0.17 13.1)
-
Step 900
900 (this color)
#811731
oklch(39.8% 0.14 13)
-
Step 950
950
#480D1A
oklch(27% 0.088 12.9)
#811731 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) | #353431 | 0.157 |
| Deuteranopia (no green cones) | #504A2E | 0.143 |
| Tritanopia (no blue cones) | #8E0022 | 0.032 |
| Achromatopsia (no color) | #424242 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #811731
#811731
oklch(39.8% 0.14 13)
- #005251
#005251
oklch(39.7% 0.068 193.3)
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 #811731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.027
- Bordeaux #7B002C ΔE 0.028
- Wine Red #7B0323 ΔE 0.029
- Wine #80013F ΔE 0.036
- Red Purple #820747 ΔE 0.043
- Maroon #800000 ΔE 0.049
- Dark Red #8B0000 ΔE 0.049
- Merlot #730039 ΔE 0.050
Use #811731 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.