#4F3540
Closest named color: Charcoal Grey (#3C4142). oklch(36.3% 0.041 352.3), rgb(79, 53, 64).
Aa
White text reads best on this color (10.96:1).
About this color
#4F3540 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.041 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.047 away. White text reads best on it, at 10.96:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.91:1 |
| White text | 10.96:1 |
Values
| HEX | #4F3540 |
| RGB | rgb(79, 53, 64) |
| HSL | hsl(335, 20%, 26%) |
| OKLCH | oklch(36.3% 0.041 352.3) |
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 #4F3540 | 10.96:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #4F3540 | 1.91:1 | Fails | Lc 8.6 | Not readable |
| #4F3540 text on white | 10.96:1 | AAA | Lc 95.3 | Preferred for body text |
| #4F3540 text on black | 1.91:1 | Fails | Lc -7.3 | 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
#EFE7EA
oklch(93.5% 0.01 352.4)
-
Step 200
200
#E3D5DA
oklch(88.6% 0.017 353.7)
-
Step 300
300
#D1B9C2
oklch(80.9% 0.03 353.1)
-
Step 400
400
#BA94A4
oklch(70.6% 0.05 351.3)
-
Step 500
500
#A87A8D
oklch(63.1% 0.063 352.5)
-
Step 600
600
#936377
oklch(55.7% 0.068 352.9)
-
Step 700
700
#7D5264
oklch(49.2% 0.063 352.9)
-
Step 800
800
#664352
oklch(42.8% 0.053 352.2)
-
Step 900
900 (this color)
#4F3540
oklch(36.3% 0.041 352.3)
-
Step 950
950
#312128
oklch(27% 0.027 351.1)
#4F3540 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) | #383A40 | 0.043 |
| Deuteranopia (no green cones) | #3E3E3F | 0.040 |
| Tritanopia (no blue cones) | #533439 | 0.013 |
| Achromatopsia (no color) | #3C3C3C | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3540
#4F3540
oklch(36.3% 0.041 352.3)
- #26453B
#26453B
oklch(36.3% 0.041 171.3)
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 #4F3540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.047
- Onyx #343A40 ΔE 0.049
- Purple Brown #673A3F ΔE 0.051
- Gunmetal #293241 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.075
- Charcoal #264653 ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.077
Use #4F3540 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.