#81243C
Closest named color: Red Wine (#8C0034). oklch(41.3% 0.128 9.4), rgb(129, 36, 60).
Aa
White text reads best on this color (9.32:1).
About this color
#81243C is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.128 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Red Wine (#8C0034), ΔE 0.036 away. White text reads best on it, at 9.32:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.128) |
| Temperature | warm |
| Nearest name | Red Wine (#8C0034) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #81243C |
| RGB | rgb(129, 36, 60) |
| HSL | hsl(345, 56%, 32%) |
| OKLCH | oklch(41.3% 0.128 9.4) |
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 #81243C | 9.32:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #81243C | 2.25:1 | Fails | Lc 13.4 | Not readable |
| #81243C text on white | 9.32:1 | AAA | Lc 90.6 | Preferred for body text |
| #81243C text on black | 2.25:1 | Fails | Lc -11.7 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E7
oklch(93.6% 0.022 7.2)
-
Step 200
200
#F3CED3
oklch(88.4% 0.042 8.8)
-
Step 300
300
#ECADB6
oklch(80.9% 0.075 9.4)
-
Step 400
400
#DF8090
oklch(70.7% 0.118 9.7)
-
Step 500
500
#D45C75
oklch(63.1% 0.152 9.6)
-
Step 600
600
#BF3E5E
oklch(55.6% 0.165 9.5)
-
Step 700
700
#A42F4D
oklch(49.1% 0.153 9.7)
-
Step 800
800 (this color)
#81243C
oklch(41.3% 0.128 9.4)
-
Step 900
900
#6C2636
oklch(37.7% 0.1 9.3)
-
Step 950
950
#3F1720
oklch(26.9% 0.063 8.3)
#81243C 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) | #3A3B3C | 0.143 |
| Deuteranopia (no green cones) | #534E3A | 0.130 |
| Tritanopia (no blue cones) | #8D122E | 0.032 |
| Achromatopsia (no color) | #474747 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81243C
#81243C
oklch(41.3% 0.128 9.4)
- #005753
#005753
oklch(41.2% 0.071 189.4)
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 #81243C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Wine #8C0034 ΔE 0.036
- Wine #80013F ΔE 0.043
- Red Purple #820747 ΔE 0.044
- Bordeaux #7B002C ΔE 0.047
- Wine Red #7B0323 ΔE 0.049
- Mulberry #920A4E ΔE 0.053
- Berry #990F4B ΔE 0.057
- Purple Red #990147 ΔE 0.058
Use #81243C 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.