#4D372F
Closest named color: Charcoal Grey (#3C4142). oklch(35.9% 0.035 40.9), rgb(77, 55, 47).
Aa
White text reads best on this color (11.03:1).
About this color
#4D372F is a dark, muted brown. In OKLCH its lightness is 36%, its chroma 0.035 and its hue 41°. 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 11.03:1.
| Hue family | Browns |
| Lightness | dark (36%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.90:1 |
| White text | 11.03:1 |
Values
| HEX | #4D372F |
| RGB | rgb(77, 55, 47) |
| HSL | hsl(16, 24%, 24%) |
| OKLCH | oklch(35.9% 0.035 40.9) |
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 #4D372F | 11.03:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #4D372F | 1.90:1 | Fails | Lc 8.4 | Not readable |
| #4D372F text on white | 11.03:1 | AAA | Lc 95.5 | Preferred for body text |
| #4D372F text on black | 1.90:1 | 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
#F8F5F4
oklch(97.2% 0.003 39.5)
-
Step 100
100
#EFE8E6
oklch(93.6% 0.008 36.6)
-
Step 200
200
#E2D6D2
oklch(88.5% 0.014 39.4)
-
Step 300
300
#D0BCB4
oklch(81% 0.025 43.1)
-
Step 400
400
#B8998D
oklch(70.8% 0.041 42.3)
-
Step 500
500
#A67F71
oklch(63% 0.053 40.6)
-
Step 600
600
#916859
oklch(55.5% 0.058 41)
-
Step 700
700
#7B5749
oklch(49.1% 0.053 42.1)
-
Step 800
800
#64473C
oklch(42.7% 0.044 41.7)
-
Step 900
900 (this color)
#4D372F
oklch(35.9% 0.035 40.9)
-
Step 950
950
#30231E
oklch(27% 0.022 42)
#4D372F 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) | #3C392E | 0.032 |
| Deuteranopia (no green cones) | #413E2F | 0.030 |
| Tritanopia (no blue cones) | #523435 | 0.018 |
| Achromatopsia (no color) | #3C3C3C | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D372F
#4D372F
oklch(35.9% 0.035 40.9)
- #28414A
#28414A
oklch(35.9% 0.034 222.7)
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 #4D372F, 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 0.049
- Purple Brown #673A3F ΔE 0.059
- Gunmetal #293241 ΔE 0.075
- Mud Brown #60460F ΔE 0.077
- Dark Olive #373E02 ΔE 0.078
- Pakistan Green #283618 ΔE 0.079
- Charcoal #264653 ΔE 0.080
Use #4D372F 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.