#4F3744
Closest named color: Charcoal Grey (#3C4142). oklch(36.9% 0.04 345.5), rgb(79, 55, 68).
Aa
White text reads best on this color (10.70:1).
About this color
#4F3744 is a dark, muted red. In OKLCH its lightness is 37%, its chroma 0.040 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.045 away. White text reads best on it, at 10.70:1.
| Hue family | Reds |
| Lightness | dark (37%) |
| Chroma | muted (0.040) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.96:1 |
| White text | 10.70:1 |
Values
| HEX | #4F3744 |
| RGB | rgb(79, 55, 68) |
| HSL | hsl(328, 18%, 26%) |
| OKLCH | oklch(36.9% 0.04 345.5) |
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 #4F3744 | 10.70:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #4F3744 | 1.96:1 | Fails | Lc 9.1 | Not readable |
| #4F3744 text on white | 10.70:1 | AAA | Lc 94.8 | Preferred for body text |
| #4F3744 text on black | 1.96:1 | Fails | Lc -7.8 | 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
#EEE8EB
oklch(93.7% 0.008 345.4)
-
Step 200
200
#E2D5DB
oklch(88.5% 0.016 347.7)
-
Step 300
300
#D0B9C5
oklch(80.9% 0.031 345)
-
Step 400
400
#B795A7
oklch(70.6% 0.047 345.3)
-
Step 500
500
#A57B92
oklch(63.1% 0.061 345)
-
Step 600
600
#90647C
oklch(55.7% 0.066 345.6)
-
Step 700
700
#7A5268
oklch(49% 0.062 345.5)
-
Step 800
800
#644455
oklch(42.8% 0.051 346.3)
-
Step 900
900 (this color)
#4F3744
oklch(36.9% 0.04 345.5)
-
Step 950
950
#302229
oklch(27.1% 0.024 347.4)
#4F3744 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) | #393C45 | 0.040 |
| Deuteranopia (no green cones) | #3E3F43 | 0.038 |
| Tritanopia (no blue cones) | #52373B | 0.016 |
| Achromatopsia (no color) | #3E3E3E | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3744
#4F3744
oklch(36.9% 0.04 345.5)
- #2A463A
#2A463A
oklch(36.8% 0.04 165.4)
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 #4F3744, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.045
- Onyx #343A40 ΔE 0.049
- Purple Brown #673A3F ΔE 0.050
- Gunmetal #293241 ΔE 0.071
- Dark Grey Blue #29465B ΔE 0.072
- Charcoal #264653 ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.076
- Space Cadet #2B2D42 ΔE 0.077
Use #4F3744 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.