#4B1129
Closest named color: Dark Plum (#3F012C). oklch(28.6% 0.09 359.3), rgb(75, 17, 41).
Aa
White text reads best on this color (14.87:1).
About this color
#4B1129 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.090 and its hue 359°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.048 away. White text reads best on it, at 14.87:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.41:1 |
| White text | 14.87:1 |
Values
| HEX | #4B1129 |
| RGB | rgb(75, 17, 41) |
| HSL | hsl(335, 63%, 18%) |
| OKLCH | oklch(28.6% 0.09 359.3) |
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 #4B1129 | 14.87:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #4B1129 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #4B1129 text on white | 14.87:1 | AAA | Lc 101.1 | Preferred for body text |
| #4B1129 text on black | 1.41:1 | 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
#FEF2F5
oklch(97.1% 0.013 0.3)
-
Step 100
100
#FDE2E9
oklch(93.7% 0.031 0.2)
-
Step 200
200
#FBCAD8
oklch(88.6% 0.058 359.4)
-
Step 300
300
#F9A3BF
oklch(80.8% 0.107 358.7)
-
Step 400
400
#F26C9E
oklch(70.7% 0.172 359)
-
Step 500
500
#E93986
oklch(63.2% 0.218 359.3)
-
Step 600
600
#D00070
oklch(55.6% 0.226 359.1)
-
Step 700
700
#B0005E
oklch(49.1% 0.2 359.1)
-
Step 800
800
#92004C
oklch(42.8% 0.174 359.6)
-
Step 900
900
#770D3F
oklch(37.6% 0.142 359.4)
-
Step 950
950 (this color)
#4B1129
oklch(28.6% 0.09 359.3)
#4B1129 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) | #1D202A | 0.100 |
| Deuteranopia (no green cones) | #2C2B28 | 0.091 |
| Tritanopia (no blue cones) | #520A1B | 0.027 |
| Achromatopsia (no color) | #272727 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1129
#4B1129
oklch(28.6% 0.09 359.3)
- #00332B
#00332B
oklch(28.7% 0.053 178.7)
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 #4B1129, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.048
- Burgundy #610023 ΔE 0.050
- Aubergine #3D0734 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.060
- Mahogany #4A0100 ΔE 0.060
- Eggplant #380835 ΔE 0.061
- Deep Violet #490648 ΔE 0.065
- Deep Brown #410200 ΔE 0.069
Use #4B1129 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.