#3F482B
Closest named color: Charcoal Grey (#3C4142). oklch(38.5% 0.048 122.7), rgb(63, 72, 43).
Aa
White text reads best on this color (9.66:1).
About this color
#3F482B is a dark, muted brown. In OKLCH its lightness is 39%, its chroma 0.048 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.050 away. White text reads best on it, at 9.66:1.
| Hue family | Browns |
| Lightness | dark (39%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #3F482B |
| RGB | rgb(63, 72, 43) |
| HSL | hsl(79, 25%, 23%) |
| OKLCH | oklch(38.5% 0.048 122.7) |
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 #3F482B | 9.66:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #3F482B | 2.17:1 | Fails | Lc 11.6 | Not readable |
| #3F482B text on white | 9.66:1 | AAA | Lc 92.4 | Preferred for body text |
| #3F482B text on black | 2.17:1 | Fails | Lc -10.0 | 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
#F5F6F2
oklch(97.1% 0.005 117.9)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D6DBCD
oklch(88.4% 0.02 122.9)
-
Step 300
300
#BCC5AC
oklch(81% 0.036 123.3)
-
Step 400
400
#9AA77F
oklch(70.7% 0.058 122.5)
-
Step 500
500
#81915F
oklch(63.1% 0.073 122.9)
-
Step 600
600
#6B7B45
oklch(55.6% 0.079 122.5)
-
Step 700
700
#596837
oklch(49.2% 0.074 123.1)
-
Step 800
800
#49542E
oklch(42.6% 0.06 122.1)
-
Step 900
900 (this color)
#3F482B
oklch(38.5% 0.048 122.7)
-
Step 950
950
#242918
oklch(27.1% 0.031 121.8)
#3F482B 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) | #4B4529 | 0.021 |
| Deuteranopia (no green cones) | #4A442C | 0.022 |
| Tritanopia (no blue cones) | #414541 | 0.040 |
| Achromatopsia (no color) | #454545 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F482B
#3F482B
oklch(38.5% 0.048 122.7)
- #493E59
#493E59
oklch(38.6% 0.047 302.9)
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 #3F482B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.050
- Dark Olive #373E02 ΔE 0.050
- Green Brown #544E03 ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.054
- Mud Brown #60460F ΔE 0.058
- Navy Green #35530A ΔE 0.059
- Evergreen #05472A ΔE 0.059
- Dark Blue Green #005249 ΔE 0.062
Use #3F482B 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.