#646149
Closest named color: Dark Moss Green (#606C38). oklch(48.9% 0.037 101.7), rgb(100, 97, 73).
Aa
White text reads best on this color (6.27:1).
About this color
#646149 is a medium-dark, muted brown. In OKLCH its lightness is 49%, its chroma 0.037 and its hue 102°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.047 away. White text reads best on it, at 6.27:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #646149 |
| RGB | rgb(100, 97, 73) |
| HSL | hsl(53, 16%, 34%) |
| OKLCH | oklch(48.9% 0.037 101.7) |
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 #646149 | 6.27:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #646149 | 3.34:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #646149 text on white | 6.27:1 | AA | Lc 81.3 | Fine for body text |
| #646149 text on black | 3.34:1 | AA large text | Lc -20.6 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EAEAE6
oklch(93.6% 0.005 106.5)
-
Step 200
200
#DAD9D2
oklch(88.4% 0.01 100)
-
Step 300
300
#C3C1B4
oklch(80.9% 0.018 99.7)
-
Step 400
400
#A4A28E
oklch(70.8% 0.028 102.4)
-
Step 500
500
#8E8B72
oklch(63.2% 0.036 101.7)
-
Step 600
600
#78745A
oklch(55.5% 0.039 100.2)
-
Step 700
700 (this color)
#646149
oklch(48.9% 0.037 101.7)
-
Step 800
800
#52503D
oklch(42.8% 0.03 102.6)
-
Step 900
900
#444234
oklch(37.7% 0.023 100.7)
-
Step 950
950
#28271E
oklch(27.1% 0.016 102.2)
#646149 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) | #665F47 | 0.006 |
| Deuteranopia (no green cones) | #67614A | 0.005 |
| Tritanopia (no blue cones) | #685E5B | 0.033 |
| Achromatopsia (no color) | #606060 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646149
#646149
oklch(48.9% 0.037 101.7)
- #5C5E75
#5C5E75
oklch(48.9% 0.037 281)
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 #646149, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.047
- Dim Gray #696969 ΔE 0.049
- Dark Taupe #7F684E ΔE 0.051
- Mud #735C12 ΔE 0.057
- Dirt Brown #836539 ΔE 0.057
- Cocoa #875F42 ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.059
- Camo Green #526525 ΔE 0.061
Use #646149 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.