#4B1537
Closest named color: Eggplant Purple (#430541). oklch(29.7% 0.092 345.4), rgb(75, 21, 55).
Aa
White text reads best on this color (14.36:1).
About this color
#4B1537 is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.092 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.045 away. White text reads best on it, at 14.36:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.092) |
| Temperature | warm |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.46:1 |
| White text | 14.36:1 |
Values
| HEX | #4B1537 |
| RGB | rgb(75, 21, 55) |
| HSL | hsl(322, 56%, 19%) |
| OKLCH | oklch(29.7% 0.092 345.4) |
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 #4B1537 | 14.36:1 | AAA | Lc -103.6 | Preferred for body text |
| Black text on #4B1537 | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #4B1537 text on white | 14.36:1 | AAA | Lc 100.6 | Preferred for body text |
| #4B1537 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
#FDF2F8
oklch(97.1% 0.014 343.2)
-
Step 100
100
#FAE2EE
oklch(93.6% 0.031 346)
-
Step 200
200
#F8CAE2
oklch(88.6% 0.06 345.7)
-
Step 300
300
#F4A4D0
oklch(80.9% 0.109 345.7)
-
Step 400
400
#EA6EB8
oklch(70.7% 0.174 345.6)
-
Step 500
500
#DF3CA7
oklch(63.1% 0.223 345.2)
-
Step 600
600
#C90091
oklch(55.7% 0.236 345.5)
-
Step 700
700
#AA007A
oklch(49.1% 0.209 345.5)
-
Step 800
800
#8C0064
oklch(42.6% 0.181 345.4)
-
Step 900
900
#721052
oklch(37.7% 0.145 345.5)
-
Step 950
950 (this color)
#4B1537
oklch(29.7% 0.092 345.4)
#4B1537 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) | #1B2438 | 0.100 |
| Deuteranopia (no green cones) | #2A2D36 | 0.089 |
| Tritanopia (no blue cones) | #501423 | 0.038 |
| Achromatopsia (no color) | #2A2A2A | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1537
#4B1537
oklch(29.7% 0.092 345.4)
- #003725
#003725
oklch(29.8% 0.063 164.5)
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 #4B1537, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.045
- Deep Violet #490648 ΔE 0.045
- Aubergine #3D0734 ΔE 0.046
- Dark Plum #3F012C ΔE 0.052
- Plum Purple #4E0550 ΔE 0.055
- Eggplant #380835 ΔE 0.056
- Burgundy #610023 ΔE 0.059
- Grape Purple #5D1451 ΔE 0.060
Use #4B1537 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.