#4F371F
Closest named color: Charcoal Grey (#3C4142). oklch(35.8% 0.05 65), rgb(79, 55, 31).
Aa
White text reads best on this color (11.06:1).
About this color
#4F371F is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.050 and its hue 65°. Its hue sits on the warm side of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.058 away. White text reads best on it, at 11.06:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.89:1 |
| White text | 11.06:1 |
Values
| HEX | #4F371F |
| RGB | rgb(79, 55, 31) |
| HSL | hsl(30, 44%, 22%) |
| OKLCH | oklch(35.8% 0.05 65) |
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 #4F371F | 11.06:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #4F371F | 1.89:1 | Fails | Lc 8.4 | Not readable |
| #4F371F text on white | 11.06:1 | AAA | Lc 95.5 | Preferred for body text |
| #4F371F text on black | 1.89:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE8E2
oklch(93.5% 0.011 63.4)
-
Step 200
200
#E3D7CB
oklch(88.6% 0.021 67.6)
-
Step 300
300
#D2BCA8
oklch(80.8% 0.037 64.6)
-
Step 400
400
#BB9979
oklch(70.6% 0.06 64.9)
-
Step 500
500
#AA8056
oklch(63.1% 0.078 65.6)
-
Step 600
600
#95693B
oklch(55.6% 0.084 65.8)
-
Step 700
700
#7F572D
oklch(49.1% 0.078 65.5)
-
Step 800
800
#674726
oklch(42.6% 0.065 65.4)
-
Step 900
900 (this color)
#4F371F
oklch(35.8% 0.05 65)
-
Step 950
950
#312315
oklch(26.9% 0.032 65.8)
#4F371F 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) | #3F391D | 0.031 |
| Deuteranopia (no green cones) | #443E1F | 0.029 |
| Tritanopia (no blue cones) | #563231 | 0.038 |
| Achromatopsia (no color) | #3C3C3C | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F371F
#4F371F
oklch(35.8% 0.05 65)
- #253F55
#253F55
oklch(35.7% 0.05 245.4)
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 #4F371F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.058
- Dark Olive #373E02 ΔE 0.063
- Mud Brown #60460F ΔE 0.063
- Onyx #343A40 ΔE 0.065
- Purple Brown #673A3F ΔE 0.070
- Pakistan Green #283618 ΔE 0.072
- Chestnut #742802 ΔE 0.077
- Green Brown #544E03 ΔE 0.082
Use #4F371F 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.