#8A1D31
Closest named color: Red Wine (#8C0034). oklch(42% 0.143 16.2), rgb(138, 29, 49).
Aa
White text reads best on this color (9.12:1).
About this color
#8A1D31 is a dark, vivid red. In OKLCH its lightness is 42%, its chroma 0.143 and its hue 16°. 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 9.12:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | vivid (0.143) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.30:1 |
| White text | 9.12:1 |
Values
| HEX | #8A1D31 |
| RGB | rgb(138, 29, 49) |
| HSL | hsl(349, 65%, 33%) |
| OKLCH | oklch(42% 0.143 16.2) |
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 #8A1D31 | 9.12:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #8A1D31 | 2.30:1 | Fails | Lc 14.3 | Not readable |
| #8A1D31 text on white | 9.12:1 | AAA | Lc 89.7 | Fine for body text |
| #8A1D31 text on black | 2.30:1 | 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
#FDF3F3
oklch(97.2% 0.011 17.3)
-
Step 100
100
#FAE4E4
oklch(93.7% 0.024 17.6)
-
Step 200
200
#F7CDCF
oklch(88.5% 0.048 14.9)
-
Step 300
300
#F2ABAE
oklch(80.9% 0.084 16.3)
-
Step 400
400
#E87B84
oklch(70.7% 0.135 15.9)
-
Step 500
500
#DD5465
oklch(63.1% 0.171 16.1)
-
Step 600
600
#C8324C
oklch(55.6% 0.185 16.3)
-
Step 700
700
#AD223D
oklch(49.2% 0.173 16.4)
-
Step 800
800 (this color)
#8A1D31
oklch(42% 0.143 16.2)
-
Step 900
900
#71212C
oklch(37.7% 0.112 16.5)
-
Step 950
950
#42151A
oklch(26.9% 0.07 16.4)
#8A1D31 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) | #3C3A31 | 0.159 |
| Deuteranopia (no green cones) | #58502E | 0.144 |
| Tritanopia (no blue cones) | #980026 | 0.032 |
| Achromatopsia (no color) | #484848 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A1D31
#8A1D31
oklch(42% 0.143 16.2)
- #00595A
#00595A
oklch(42.1% 0.072 196.1)
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 #8A1D31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.027
- Auburn #9B2226 ΔE 0.043
- Brick Red #8F1402 ΔE 0.043
- Dark Red #8B0000 ΔE 0.045
- Cranberry #9E003A ΔE 0.045
- Carmine #9D0216 ΔE 0.046
- Blood Red #980002 ΔE 0.048
- Wine Red #7B0323 ΔE 0.049
Use #8A1D31 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.