#4D2F3F
Closest named color: Onyx (#343A40). oklch(34.8% 0.05 346.8), rgb(77, 47, 63).
Aa
White text reads best on this color (11.70:1).
About this color
#4D2F3F is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.050 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.054 away. White text reads best on it, at 11.70:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.79:1 |
| White text | 11.70:1 |
Values
| HEX | #4D2F3F |
| RGB | rgb(77, 47, 63) |
| HSL | hsl(328, 24%, 24%) |
| OKLCH | oklch(34.8% 0.05 346.8) |
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 #4D2F3F | 11.70:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #4D2F3F | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #4D2F3F text on white | 11.70:1 | AAA | Lc 96.8 | Preferred for body text |
| #4D2F3F text on black | 1.79:1 | 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 900.
-
Step 50
50
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E4D4DC
oklch(88.5% 0.021 345.7)
-
Step 300
300
#D4B7C5
oklch(80.8% 0.038 347.3)
-
Step 400
400
#BD92A8
oklch(70.7% 0.059 346.6)
-
Step 500
500
#AC7793
oklch(63.2% 0.076 346.5)
-
Step 600
600
#975F7D
oklch(55.6% 0.083 346.8)
-
Step 700
700
#814E69
oklch(49.1% 0.078 347.3)
-
Step 800
800
#694056
oklch(42.7% 0.065 346.8)
-
Step 900
900 (this color)
#4D2F3F
oklch(34.8% 0.05 346.8)
-
Step 950
950
#322029
oklch(27% 0.032 348)
#4D2F3F 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) | #313540 | 0.053 |
| Deuteranopia (no green cones) | #393A3E | 0.048 |
| Tritanopia (no blue cones) | #512F35 | 0.019 |
| Achromatopsia (no color) | #383838 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D2F3F
#4D2F3F
oklch(34.8% 0.05 346.8)
- #1D4234
#1D4234
oklch(34.7% 0.05 166.5)
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 #4D2F3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.054
- Charcoal Grey #3C4142 ΔE 0.060
- Purple Brown #673A3F ΔE 0.065
- Gunmetal #293241 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.065
- Grape Purple #5D1451 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.079
- Charcoal #264653 ΔE 0.086
Use #4D2F3F 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.