#646547
Closest named color: Dark Moss Green (#606C38). oklch(49.8% 0.045 109.5), rgb(100, 101, 71).
Aa
White text reads best on this color (6.00:1).
About this color
#646547 is a medium-dark, muted brown. In OKLCH its lightness is 50%, its chroma 0.045 and its hue 110°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.035 away. White text reads best on it, at 6.00:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.045) |
| Temperature | warm |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #646547 |
| RGB | rgb(100, 101, 71) |
| HSL | hsl(62, 17%, 34%) |
| OKLCH | oklch(49.8% 0.045 109.5) |
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 #646547 | 6.00:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #646547 | 3.49:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #646547 text on white | 6.00:1 | AA | Lc 80.0 | Fine for body text |
| #646547 text on black | 3.49:1 | AA large text | Lc -21.8 | 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
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#D9DAD1
oklch(88.5% 0.012 111.8)
-
Step 300
300
#C1C2B2
oklch(80.9% 0.022 109.8)
-
Step 400
400
#A2A38A
oklch(70.8% 0.035 109.1)
-
Step 500
500
#8B8C6D
oklch(63.1% 0.044 109.1)
-
Step 600
600
#757655
oklch(55.6% 0.048 109.3)
-
Step 700
700 (this color)
#646547
oklch(49.8% 0.045 109.5)
-
Step 800
800
#505139
oklch(42.7% 0.037 109.9)
-
Step 900
900
#424331
oklch(37.6% 0.029 110.4)
-
Step 950
950
#27271D
oklch(26.9% 0.018 107.5)
#646547 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) | #6A6245 | 0.012 |
| Deuteranopia (no green cones) | #6A6448 | 0.010 |
| Tritanopia (no blue cones) | #68615D | 0.040 |
| Achromatopsia (no color) | #636363 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646547
#646547
oklch(49.8% 0.045 109.5)
- #625F7B
#625F7B
oklch(49.9% 0.044 289.6)
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 #646547, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.035
- Dark Taupe #7F684E ΔE 0.047
- Dark Olive Green #556B2F ΔE 0.048
- Dim Gray #696969 ΔE 0.051
- Dirt Brown #836539 ΔE 0.052
- Mud #735C12 ΔE 0.053
- Camo Green #526525 ΔE 0.054
- Greeny Brown #696006 ΔE 0.057
Use #646547 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.