#43381F
Closest named color: Dark Olive (#373E02). oklch(34.6% 0.042 86.5), rgb(67, 56, 31).
Aa
White text reads best on this color (11.51:1).
About this color
#43381F is a dark, muted brown. In OKLCH its lightness is 35%, its chroma 0.042 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.047 away. White text reads best on it, at 11.51:1.
| Hue family | Browns |
| Lightness | dark (35%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Dark Olive (#373E02) |
| Black text | 1.82:1 |
| White text | 11.51:1 |
Values
| HEX | #43381F |
| RGB | rgb(67, 56, 31) |
| HSL | hsl(42, 37%, 19%) |
| OKLCH | oklch(34.6% 0.042 86.5) |
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 #43381F | 11.51:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #43381F | 1.82:1 | Fails | Lc 7.4 | Not readable |
| #43381F text on white | 11.51:1 | AAA | Lc 96.5 | Preferred for body text |
| #43381F text on black | 1.82:1 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#ECE9E3
oklch(93.5% 0.009 84.6)
-
Step 200
200
#DED9CC
oklch(88.6% 0.018 89.4)
-
Step 300
300
#C9C0AA
oklch(80.9% 0.032 88.4)
-
Step 400
400
#AE9F7D
oklch(70.7% 0.05 87)
-
Step 500
500
#9B875C
oklch(63.1% 0.064 85.7)
-
Step 600
600
#857141
oklch(55.6% 0.071 87.5)
-
Step 700
700
#715E33
oklch(49.1% 0.065 86.1)
-
Step 800
800
#5C4D2B
oklch(42.7% 0.054 86.3)
-
Step 900
900 (this color)
#43381F
oklch(34.6% 0.042 86.5)
-
Step 950
950
#2C2617
oklch(27.1% 0.027 88.6)
#43381F 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) | #3D381D | 0.012 |
| Deuteranopia (no green cones) | #403A20 | 0.008 |
| Tritanopia (no blue cones) | #483432 | 0.038 |
| Achromatopsia (no color) | #393939 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43381F
#43381F
oklch(34.6% 0.042 86.5)
- #2F3950
#2F3950
oklch(34.6% 0.043 266.1)
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 #43381F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive #373E02 ΔE 0.047
- Pakistan Green #283618 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.053
- Onyx #343A40 ΔE 0.055
- Mud Brown #60460F ΔE 0.075
- Evergreen #05472A ΔE 0.077
- Gunmetal #293241 ΔE 0.078
- Pine Green #0A481E ΔE 0.082
Use #43381F 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.