#64663A
Closest named color: Dark Moss Green (#606C38). oklch(49.7% 0.064 110.8), rgb(100, 102, 58).
Aa
White text reads best on this color (5.99:1).
About this color
#64663A is a medium-dark, muted brown. In OKLCH its lightness is 50%, its chroma 0.064 and its hue 111°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.020 away. White text reads best on it, at 5.99:1.
| Hue family | Browns |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.50:1 |
| White text | 5.99:1 |
Values
| HEX | #64663A |
| RGB | rgb(100, 102, 58) |
| HSL | hsl(63, 28%, 31%) |
| OKLCH | oklch(49.7% 0.064 110.8) |
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 #64663A | 5.99:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #64663A | 3.50:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #64663A text on white | 5.99:1 | AA | Lc 79.9 | Fine for body text |
| #64663A text on black | 3.50:1 | AA large text | Lc -21.9 | 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
#EAEAE4
oklch(93.5% 0.008 106.6)
-
Step 200
200
#D9DACE
oklch(88.4% 0.016 110.6)
-
Step 300
300
#C1C3AC
oklch(80.9% 0.032 111.1)
-
Step 400
400
#A2A480
oklch(70.8% 0.05 110.2)
-
Step 500
500
#8B8D60
oklch(63% 0.063 110.2)
-
Step 600
600
#757747
oklch(55.6% 0.068 110.5)
-
Step 700
700 (this color)
#64663A
oklch(49.7% 0.064 110.8)
-
Step 800
800
#50522F
oklch(42.7% 0.053 111.3)
-
Step 900
900
#42442A
oklch(37.7% 0.041 111.9)
-
Step 950
950
#272819
oklch(27.1% 0.026 111.2)
#64663A 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) | #6C6237 | 0.016 |
| Deuteranopia (no green cones) | #6D643C | 0.016 |
| Tritanopia (no blue cones) | #69615B | 0.056 |
| Achromatopsia (no color) | #636363 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64663A
#64663A
oklch(49.7% 0.064 110.8)
- #625C84
#625C84
oklch(49.7% 0.063 290.8)
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 #64663A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.020
- Dark Olive Green #556B2F ΔE 0.033
- Camo Green #526525 ΔE 0.039
- Greeny Brown #696006 ΔE 0.040
- Mud #735C12 ΔE 0.041
- Mud Green #606602 ΔE 0.046
- Muddy Green #657432 ΔE 0.046
- Brown Green #706C11 ΔE 0.047
Use #64663A 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.