#491831
Closest named color: Aubergine (#3D0734). oklch(29.5% 0.081 351.5), rgb(73, 24, 49).
Aa
White text reads best on this color (14.40:1).
About this color
#491831 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.081 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.051 away. White text reads best on it, at 14.40:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.081) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.45:1 |
| White text | 14.40:1 |
Values
| HEX | #491831 |
| RGB | rgb(73, 24, 49) |
| HSL | hsl(329, 51%, 19%) |
| OKLCH | oklch(29.5% 0.081 351.5) |
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 #491831 | 14.40:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #491831 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #491831 text on white | 14.40:1 | AAA | Lc 100.7 | Preferred for body text |
| #491831 text on black | 1.45:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#FAE3EC
oklch(93.7% 0.028 352)
-
Step 200
200
#F6CBDD
oklch(88.4% 0.054 351.2)
-
Step 300
300
#F1A7C8
oklch(80.9% 0.096 351.1)
-
Step 400
400
#E674AB
oklch(70.6% 0.153 351.5)
-
Step 500
500
#DB4997
oklch(63% 0.196 351.2)
-
Step 600
600
#C72081
oklch(55.7% 0.213 351.7)
-
Step 700
700
#AB0C6D
oklch(49.1% 0.198 351.6)
-
Step 800
800
#8B1359
oklch(42.7% 0.164 351.5)
-
Step 900
900
#701A49
oklch(37.7% 0.128 351.6)
-
Step 950
950 (this color)
#491831
oklch(29.5% 0.081 351.5)
#491831 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) | #1F2432 | 0.088 |
| Deuteranopia (no green cones) | #2C2D30 | 0.080 |
| Tritanopia (no blue cones) | #4F1622 | 0.029 |
| Achromatopsia (no color) | #2A2A2A | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #491831
#491831
oklch(29.5% 0.081 351.5)
- #003529
#003529
oklch(29.3% 0.057 172.4)
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 #491831, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.051
- Dark Plum #3F012C ΔE 0.054
- Eggplant Purple #430541 ΔE 0.055
- Deep Violet #490648 ΔE 0.058
- Burgundy #610023 ΔE 0.059
- Eggplant #380835 ΔE 0.060
- Plum Purple #4E0550 ΔE 0.069
- Grape Purple #5D1451 ΔE 0.071
Use #491831 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.