#4F3733
Closest named color: Charcoal Grey (#3C4142). oklch(36.3% 0.035 29.5), rgb(79, 55, 51).
Aa
White text reads best on this color (10.89:1).
About this color
#4F3733 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.035 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.043 away. White text reads best on it, at 10.89:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.92:1 |
| White text | 10.89:1 |
Values
| HEX | #4F3733 |
| RGB | rgb(79, 55, 51) |
| HSL | hsl(9, 22%, 25%) |
| OKLCH | oklch(36.3% 0.035 29.5) |
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 #4F3733 | 10.89:1 | AAA | Lc -99.1 | Preferred for body text |
| Black text on #4F3733 | 1.92:1 | Fails | Lc 8.7 | Not readable |
| #4F3733 text on white | 10.89:1 | AAA | Lc 95.2 | Preferred for body text |
| #4F3733 text on black | 1.92:1 | Fails | Lc -7.5 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E7
oklch(93.6% 0.008 27.2)
-
Step 200
200
#E3D6D3
oklch(88.6% 0.015 33.1)
-
Step 300
300
#D1BBB7
oklch(81% 0.026 30)
-
Step 400
400
#BA9791
oklch(70.7% 0.043 29.5)
-
Step 500
500
#A87E76
oklch(63.2% 0.054 30.9)
-
Step 600
600
#93665F
oklch(55.5% 0.06 29)
-
Step 700
700
#7D554E
oklch(49.1% 0.055 30.2)
-
Step 800
800
#664640
oklch(42.8% 0.046 30.9)
-
Step 900
900 (this color)
#4F3733
oklch(36.3% 0.035 29.5)
-
Step 950
950
#312220
oklch(26.9% 0.024 27.3)
#4F3733 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) | #3C3A33 | 0.035 |
| Deuteranopia (no green cones) | #423F33 | 0.033 |
| Tritanopia (no blue cones) | #543436 | 0.015 |
| Achromatopsia (no color) | #3D3D3D | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F3733
#4F3733
oklch(36.3% 0.035 29.5)
- #274348
#274348
oklch(36.3% 0.035 210.1)
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 #4F3733, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.043
- Onyx #343A40 ΔE 0.050
- Purple Brown #673A3F ΔE 0.053
- Gunmetal #293241 ΔE 0.076
- Mud Brown #60460F ΔE 0.079
- Charcoal #264653 ΔE 0.079
- Dark Slate Gray #2F4F4F ΔE 0.083
- Dark Blue Grey #1F3B4D ΔE 0.083
Use #4F3733 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.