#4C102F
Closest named color: Dark Plum (#3F012C). oklch(28.9% 0.095 353.1), rgb(76, 16, 47).
Aa
White text reads best on this color (14.76:1).
About this color
#4C102F is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.095 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Plum (#3F012C), ΔE 0.046 away. White text reads best on it, at 14.76:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Dark Plum (#3F012C) |
| Black text | 1.42:1 |
| White text | 14.76:1 |
Values
| HEX | #4C102F |
| RGB | rgb(76, 16, 47) |
| HSL | hsl(329, 65%, 18%) |
| OKLCH | oklch(28.9% 0.095 353.1) |
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 #4C102F | 14.76:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #4C102F | 1.42:1 | Fails | Lc 0.0 | Not readable |
| #4C102F text on white | 14.76:1 | AAA | Lc 100.9 | Preferred for body text |
| #4C102F text on black | 1.42:1 | 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
#FEF2F6
oklch(97.2% 0.014 355)
-
Step 100
100
#FDE1EC
oklch(93.6% 0.034 352)
-
Step 200
200
#FCC9DD
oklch(88.6% 0.063 353)
-
Step 300
300
#FAA2C7
oklch(81% 0.113 353.1)
-
Step 400
400
#F269AA
oklch(70.7% 0.181 353.1)
-
Step 500
500
#E93195
oklch(63.1% 0.231 353.2)
-
Step 600
600
#CD007E
oklch(55.6% 0.229 353.3)
-
Step 700
700
#AE006A
oklch(49.2% 0.203 353.3)
-
Step 800
800
#8F0057
oklch(42.6% 0.176 352.9)
-
Step 900
900
#770648
oklch(37.6% 0.15 353.1)
-
Step 950
950 (this color)
#4C102F
oklch(28.9% 0.095 353.1)
#4C102F 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) | #1A2130 | 0.107 |
| Deuteranopia (no green cones) | #2B2C2E | 0.095 |
| Tritanopia (no blue cones) | #520B1D | 0.034 |
| Achromatopsia (no color) | #282828 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C102F
#4C102F
oklch(28.9% 0.095 353.1)
- #003428
#003428
oklch(29% 0.056 172.1)
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 #4C102F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Plum #3F012C ΔE 0.046
- Aubergine #3D0734 ΔE 0.046
- Eggplant Purple #430541 ΔE 0.050
- Burgundy #610023 ΔE 0.051
- Deep Violet #490648 ΔE 0.053
- Eggplant #380835 ΔE 0.057
- Plum Purple #4E0550 ΔE 0.065
- Grape Purple #5D1451 ΔE 0.070
Use #4C102F 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.