#4B1731
Closest named color: Aubergine (#3D0734). oklch(29.7% 0.085 352.5), rgb(75, 23, 49).
Aa
White text reads best on this color (14.32:1).
About this color
#4B1731 is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.085 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Aubergine (#3D0734), ΔE 0.052 away. White text reads best on it, at 14.32:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.085) |
| Temperature | warm |
| Nearest name | Aubergine (#3D0734) |
| Black text | 1.46:1 |
| White text | 14.32:1 |
Values
| HEX | #4B1731 |
| RGB | rgb(75, 23, 49) |
| HSL | hsl(330, 53%, 19%) |
| OKLCH | oklch(29.7% 0.085 352.5) |
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 #4B1731 | 14.32:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #4B1731 | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #4B1731 text on white | 14.32:1 | AAA | Lc 100.6 | Preferred for body text |
| #4B1731 text on black | 1.46:1 | 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
#FAE2EC
oklch(93.5% 0.029 350.5)
-
Step 200
200
#F8CBDD
oklch(88.6% 0.056 352.3)
-
Step 300
300
#F4A6C7
oklch(81% 0.1 352.6)
-
Step 400
400
#EA71AA
oklch(70.7% 0.161 352.5)
-
Step 500
500
#DF4495
oklch(63.1% 0.204 352.5)
-
Step 600
600
#CA1180
oklch(55.5% 0.223 352.2)
-
Step 700
700
#AD006C
oklch(49.1% 0.203 352.2)
-
Step 800
800
#8E0858
oklch(42.8% 0.172 352.5)
-
Step 900
900
#721648
oklch(37.7% 0.134 352.6)
-
Step 950
950 (this color)
#4B1731
oklch(29.7% 0.085 352.5)
#4B1731 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 | 0.093 |
| Deuteranopia (no green cones) | #2D2E30 | 0.085 |
| Tritanopia (no blue cones) | #511421 | 0.030 |
| Achromatopsia (no color) | #2A2A2A | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1731
#4B1731
oklch(29.7% 0.085 352.5)
- #00362A
#00362A
oklch(29.7% 0.057 172.7)
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 #4B1731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aubergine #3D0734 ΔE 0.052
- Burgundy #610023 ΔE 0.055
- Dark Plum #3F012C ΔE 0.055
- Eggplant Purple #430541 ΔE 0.056
- Deep Violet #490648 ΔE 0.057
- Eggplant #380835 ΔE 0.062
- Plum Purple #4E0550 ΔE 0.068
- Grape Purple #5D1451 ΔE 0.069
Use #4B1731 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.